2024 S32- lewis structure

This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Draw the Lewis structure for the trisulfur (S3) molecule. Be sure to include all resonance structures that satisfy the octet rule. There are 3 steps to solve this one. . Costco couch set

1. Write the condensed formula for each Lewis structure. A. B. 2. Draw a line-angle structure for the compound CH 3 CH 2 CH(CH 3)CH 2 CH 2 CH 3. 3. Give the condensed formula for the compound represented by this line-angle structure: 4. Draw the Lewis structure of the molecule below, showing all atoms and all …Feb 19, 2566 BE ... We could represent the Lewis structure of nitrate anion in which THREE of the four participating atoms bear formal charges …. we got ...When it comes to furniture, comfort is key. Whether you’re looking for a place to relax after a long day or a comfortable spot to watch your favorite movie, a recliner from John Le...SF2 has a simple Lewis structure in which the Sulphur atom is in the centre forming single bonds with both the Fluorine atoms. There are two lone pairs of electrons on the Sulphur atom which makes the geometry of the molecule bent. The Sulphur atom has sp3 Hybridization, and the bond angle of F-S-F is 98 degrees.Figure 15.4.3 15.4. 3: The ammonium ion. When drawing the Lewis structure of a polyatomic ion, the charge of the ion is reflected in the number of total valence electrons in the structure. In the case of the ammonium ion: 1 N 1 N atom = 5 = 5 valence electrons. 4H 4 H atoms = 4 × 1 = 4 = 4 × 1 = 4 valence electrons.Step #1: Calculate the total number of valence electrons. Here, the given molecule is O3 (ozone). In order to draw the lewis structure of O3, first of all you have to find the total number of valence electrons present in the O3 molecule. (Valence electrons are the number of electrons present in the outermost shell of …The Lewis structure for Polyatomic trisulfide anion. The first step is to the layout the skeleton of the Polyatomic trisulfide anion. S S S. However, the next step is to make sure we fill in the bonding pairs of electrons on the central atom. Then , we move over to filling the lone pairs electrons before we finally have the Lewis …this is the complete Lewis structure of CO 2. For Lewis structure purposes, the lone-pairs can only be moved from terminal atoms to the central atom to form multiple bonds, not the other way around. 7. Formal charges check: all atoms have formal charges equals to 0 in this structure. FC (C) = 4 -½× (4×2) = 0.The molecular geometry of ammonia (NH3) is trigonal pyramidal or a distorted tetrahedral. It is because of the presence of a single lone pair of electrons on the nitrogen atom which is non-bonding in nature and exerts repulsion on the bonding orbitals. If you notice, most of the non-bonding, lone pair of electrons are …Lewis Structure of SO2 (sulfur dioxide) - YouTubeThe former, known as a ‘Lewis dot diagram,’ indicates a pair of shared electrons between the atomic symbols, while the latter, known as a ‘Lewis structure,’ uses a dash to indicate the pair of shared electrons that form a covalent bond. More complicated molecules are depicted this way as well.All atoms now have octet configurations. This is the Lewis electron structure of nitrosyl chloride, a highly corrosive, reddish-orange gas. Exercise 4.7. 1. Write Lewis electron structures for CO 2 and SCl 2, a vile-smelling, unstable red liquid that is used in the manufacture of rubber.Prediction of sp, sp2, sp3 Hybridization state; Prediction of sp3d, sp3d2, and sp3d3 Hybridization States; References; External Links; Contributor; Prof. Linus Pauling (1931) first developed the Hybridization state theory in order to explain the structure of molecules such as methane (CH 4). 1 This concept was developed for simple chemical …A Lewis dot structure for SeO3 is drawn with an Se in the center, with two lines connecting it to two Os and one double line connecting it to an O. The Os connected by single lines...The hybridization of SO3 is sp2. It is determined with the help of formula: Number of hybrid orbitals = Number of sigma bonds + Number of lone pairs. In a single shared double covalent bond, there exists one sigma (σ) bond and one pi (π) bond. So, the total number of sigma bonds in a single SO3 molecule is three, and the total number of …Interpreting Lewis Structures. A Lewis structure contains symbols for the elements in a molecule, connected by lines and surrounded by pairs of dots. For example, here is the Lewis structure for water, H 2 O. Each symbol represents the nucleus and the core electrons of the atom. Here, each “H” represents the …Here are the steps to draw a Lewis structure. The example is for the nitrate ion. A Lewis structure is a diagram that shows the chemical bonds between atoms in a molecule and the valence electrons or lone pairs of electrons.The diagram is also called a Lewis dot diagram, Lewis dot formula, or electron dot diagram.Chemistry learning made easy.This tutorial will help you deal with the lewis structure and moleculargeometry of sulfite ion (SO3 2-).Step 1: Determine the total number of valence electrons. Step 2: Write the skeleton structure of the molecule. Step 3: Use two valence electrons to form each bond in the skeleton structure. Step 4: Try to satisfy the octets of the atoms by distributing the remaining valence electrons as nonbonding electrons.Here is a skeleton of SO3 2- lewis structure and it contains three Sulfur-Oxygen bonds. (Note: If you want to know the steps of drawing the SO3 2- lewis dot structure, then visit this short 2 minute video). So from the above diagram we have come to know that the SO3 2- ion has three Sulfur-Oxygen bonds.May 17, 2022 · SiBr4 Lewis structure. To draw the Lewis structure of SI2, we need to consider the valence electrons of the atoms involved. Silicon (Si) has four valence electrons, while sulfur (S) has six valence electrons. Since we have. ad. two sulfur atoms in SI2, the total number of valence electrons is 16 (4 + 6 + 6). total valence electron number in CO32- is. = 4 + 6*3 + 2. = 24. Step 2: Determine the Central Atom of the Molecule. Now, in order to draw the Lewis Structure, we have to determine which one is the central atom in a multiatomic heterogeneous molecule, here an ion. In carbonate ion, among the two elements, Carbon has an electronegativity …The formal charges of the SO 2 with the single bond and a double bond is larger than the SO 2 with two double bonds. So I would assume that the one with two double bonds is the correct structure. But chemistry books I have looked at (Zumdahl Edition 5 and 7) says that it is the opposite. Which is the correct Lewis …What is the lewis structure for the trithiocarbonate ion, CS32-? - YouTube. 0:00 / 4:18. What is the lewis structure for the trithiocarbonate ion, CS32-? OneClass. …1 day ago · total valence electron number in CO32- is. = 4 + 6*3 + 2. = 24. Step 2: Determine the Central Atom of the Molecule. Now, in order to draw the Lewis Structure, we have to determine which one is the central atom in a multiatomic heterogeneous molecule, here an ion. In carbonate ion, among the two elements, Carbon has an electronegativity value of ... To summarize this blog, we can say that: In the Lewis Structure of OF2, both Fluorine atoms share a single bond with the Oxygen. The central oxygen atom has two lone pairs of electrons, and the bond angle of F-O-F is 109° 27′. It has a linear molecular geometry and sp3 hybridization. OF2 has a bent shape and a …Jul 4, 2565 BE ... Hi Learners, Welcome to Chemistry Nuggets. The following video is about: How to Draw Lewis Structure Of SO3-2.Step 1: Determine the total number of valence electrons. Step 2: Write the skeleton structure of the molecule. Step 3: Use two valence electrons to form each bond in the skeleton structure. Step 4: Try to satisfy the octets of the atoms by distributing the remaining valence electrons as nonbonding electrons.Here is a skeleton of SO3 2- lewis structure and it contains three Sulfur-Oxygen bonds. (Note: If you want to know the steps of drawing the SO3 2- lewis dot structure, then visit this short 2 minute video). So from the above diagram we have come to know that the SO3 2- ion has three Sulfur-Oxygen bonds.Oct 24, 2557 BE ... Gwyneth Paltrow isn't one of them. Originally, they were trying to cast Daniel Day Lewis and Julia Roberts. Him, sure. Julia Roberts? Just no.A step-by-step explanation of how to draw the CHO- Lewis Dot Structure.For the CHO- structure use the periodic table to find the total number of valence elec...The Lewis dot structure for Cl2, the chemical formula for chlorine gas, is written with two Cl symbols, each of which is surrounded by three pairs of dots, connected by a single li...$\begingroup$ @ivan neretin there’s a difference between the most accurate representation of the molecule and the conventional Lewis structure. Lewis structure conventions prioritize minimal formal charge over adherence to octet rule for third row elements (but the reverse for second row).Determine the number of resonance structures for the formate ion, HCO2^(-). a. 2 b. 3 c. 4 d. A formate ion does not possess resonance structures, as there is only one Lewis structure to describe it. Provide the structure of the enolate anion of 4-phenylpentanal. Either resonance structure of the enolate anion will do.To facilitate our understanding of how valence electrons interact, a simple way of representing those valence electrons would be useful. A Lewis electron dot diagram (or electron dot diagram, or a Lewis diagram, or a Lewis structure) is a representation of the valence electrons of an atom that uses dots …Include all lone pairs of electrons. Use square brackets to denote the overall charge. Draw the Lewis structure for the SO32− ion. Draw the ion by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. Use square brackets to denote the overall charge. Here’s the best way to solve it.1. Write the condensed formula for each Lewis structure. A. B. 2. Draw a line-angle structure for the compound CH 3 CH 2 CH(CH 3)CH 2 CH 2 CH 3. 3. Give the condensed formula for the compound represented by this line-angle structure: 4. Draw the Lewis structure of the molecule below, showing all atoms and all …Steps to form OF2 Lewis Structure Diagram. Step 1: Find the Total number of Valence Electrons. The first and foremost step is to calculate the total number of valence electrons in an OF2 molecule. Oxygen belongs to group 16, the chalcogen family, and has a valency of 6. Fluorine belongs to the family of halogen in group 17 and has a valency of 7.Lewis structures show all of the valence electrons in an atom or molecule. The valence electrons are the electrons in the outermost shell. For representative elements, the number of valence …The Lewis structure for the trisulfur (S3) molecule can be drawn by following the six steps: count valence electrons, connect atoms with single bonds, place remaining electrons on central atom, check for octet and form double or triple bonds if necessary, check for resonance structures and draw all possible resonances.In the … Three bonding structures are possible, depending on which is the central atom: NSF, SNF, and SFN. (a) Write a Lewis diagram for each of these molecules, indicating the formal charge on each atom. (b) Often, the structure with the least separation of formal charge is the most stable. The formal charges of the SO 2 with the single bond and a double bond is larger than the SO 2 with two double bonds. So I would assume that the one with two double bonds is the correct structure. But chemistry books I have looked at (Zumdahl Edition 5 and 7) says that it is the opposite. Which is the correct Lewis …Feb 19, 2566 BE ... We could represent the Lewis structure of nitrate anion in which THREE of the four participating atoms bear formal charges …. we got ...Lewis structures show all of the valence electrons in an atom or molecule. The valence electrons are the electrons in the outermost shell. For representative elements, the number of valence …The molecular geometry or shape of H 2 S is bent, angular or V-shaped. The ideal electron pair geometry of H 2 S is tetrahedral. H 2 S does not possess any hybridization as per Drago’s rule. The H 2 S molecule possesses a mutual bond angle of 92.1° between the bonded atoms.10.6: Resonance Strucutres is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts. Some molecules have two or more chemically equivalent Lewis electron structures, called resonance structures. Resonance is a mental exercise and method within the Valence Bond Theory of bonding that ….The molecular geometry or shape of H 2 S is bent, angular or V-shaped. The ideal electron pair geometry of H 2 S is tetrahedral. H 2 S does not possess any hybridization as per Drago’s rule. The H 2 S molecule possesses a mutual bond angle of 92.1° between the bonded atoms.May 9, 2022 · ICl2– is an interhalogen compound in which iodine is connected with two chlorine atoms by two covalent bonds. In it, iodine is sp3d hybridized with a linear structure. It has two bond pair and three lone pair and angle between two I-Cl is 1800. Due to its linear shape, it is a nonpolar molecule. ad. SeO2 Lewis Structure, Geometry, Hybridization, and Polarity. The chemical formula of selenium dioxide is SeO2. It is a unidimensional polymer chain having alternating selenium and oxygen atoms. This chemical compound is of great importance because of its corrosive nature for metals only when in contact with …There is really only one way to draw the Lewis structure for Water. For resonance structures there must be a double or triple bond present, which is not the...This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: CHEMICAL BONDG Wiiting the Lewis structures for a molecule with resonance Draw the Lewis structure for the polyatomic trisulfide Sanion.Be sure to include all resonance structures that satisfy the octet rule.A Lewis dot structure for SeO3 is drawn with an Se in the center, with two lines connecting it to two Os and one double line connecting it to an O. The Os connected by single lines...The Lewis structure of H 2 O indicates that there are four regions of high electron density around the oxygen atom: two lone pairs and two chemical bonds: Figure $\PageIndex{9}$. Thus, the electron-pair geometry is tetrahedral and the molecular structure is bent with an angle slightly less than 109.5°. In fact, …Oct 24, 2557 BE ... Gwyneth Paltrow isn't one of them. Originally, they were trying to cast Daniel Day Lewis and Julia Roberts. Him, sure. Julia Roberts? Just no.The former, known as a ‘Lewis dot diagram,’ indicates a pair of shared electrons between the atomic symbols, while the latter, known as a ‘Lewis structure,’ uses a dash to indicate the pair of shared electrons that form a covalent bond. More complicated molecules are depicted this way as well.Trisulfide(2-) | S3-2 | CID 5460599 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and …The formal charges of the SO 2 with the single bond and a double bond is larger than the SO 2 with two double bonds. So I would assume that the one with two double bonds is the correct structure. But chemistry books I have looked at (Zumdahl Edition 5 and 7) says that it is the opposite. Which is the correct Lewis Structure? inorganic-chemistry.May 20, 2563 BE ... 13. Lewis Dot Structure of SO3 2- | How to Draw Lewis Structures | Class 11 Chemistry | Chemical bonding Queries Solved in this videos:- 1) ...Total valence electrons given by sulfur atom = 6. There are three oxygen atoms in SO 32- ion, Therefore. Total valence electrons given by oxygen atoms = 6 *3 = 18. There are -2 charge on SO 32- ion. Therefore there are two more electrons which contribute to the valence electrons. Total valence electrons = 6 + 18 + 2 = 26.Aug 10, 2560 BE ... structure of the 119Sn NMR resonance at А128. ... S32), respectively. The spectroscopically ... Lewis base to the Lewis acid. The detection of ...Write Lewis symbols for neutral atoms and ions. Draw Lewis structures depicting the bonding in simple molecules. Compute formal charges for atoms in any …John Lewis is one of the UK’s leading retailers, offering a wide range of products from fashion to home furnishings. With so many products available, it can be difficult to find th...John Lewis is one of the UK’s leading retailers, offering a wide range of products from fashion to home furnishings. With so many products available, it can be difficult to find th...Prediction of sp, sp2, sp3 Hybridization state; Prediction of sp3d, sp3d2, and sp3d3 Hybridization States; References; External Links; Contributor; Prof. Linus Pauling (1931) first developed the Hybridization state theory in order to explain the structure of molecules such as methane (CH 4). 1 This concept was developed for simple chemical … Drawing the Lewis Structure for SO 3 2-Viewing Notes: The Lewis structure for SO 3 2-is requires you to place more than 8 valence electrons on Sulfur (S). You might think you've got the correct Lewis structure for SO 3 at first. Remember, Sulfur is in Period 3 and can hold more than 8 valence electrons. A Lewis Structure is a very simplified representation of the valence shell electrons in a molecule. It is used to show how the electrons are arranged around …The Lewis structure for the trisulfur (S3) molecule can be drawn by following the six steps: count valence electrons, connect atoms with single bonds, place remaining electrons on central atom, check for octet and form double or triple bonds if necessary, check for resonance structures and draw all possible resonances.In the …Yes, covalent bonds come in pairs which are represented by lines in Lewis structures. One line is a single bond with 2 bonding electrons, two lines is a double bond …If you’re a resident of Hoover, Alabama, you know how important it is to have a reliable car. Whether it’s for commuting to work or running errands around town, having a vehicle th...Oct 14, 2021 · Trisulfur | S3 | CID 139340 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards ... The Lewis structure of H 2 O indicates that there are four regions of high electron density around the oxygen atom: two lone pairs and two chemical bonds: Figure $\PageIndex{9}$. Thus, the electron-pair geometry is tetrahedral and the molecular structure is bent with an angle slightly less than 109.5°. In fact, …May 9, 2017 · This is a theoretical structure obtained using formal charges- this is the structure that we will take to be Sulfur Dioxide’s final Lewis structure. However, it is worth noting that in an experimental sense (data and tools), we find single and double bonds present in the SO 2 structure. The final Lewis structure for SO 2 is shown below. It ... Feb 28, 2566 BE ... Draw the Lewis structures and predict the shape of each compound or ion: SO3 2− OpenStax™ is a registered trademark, which was not involved ...Transcribed Image Text: Draw the Lewis structure for the polyatomic trisulfide (S32-) anion. Be sure to include all resonance structures that satisfy the octet rule. Expert Solution. …Solution. Verified by Toppr. Structure of I Cl− 2 is distorted trigonal pyramidal. I Cl− 2 has sp3 d -hybridized state, having trigonal bipyramidal shape but distorted due to the presence of lone pair of electron on I -atom. The three lone pairs are in the equatorial positions, leaving the Cl and I in a linear molecular shape.Get the free "Lewis Structure Finder" widget for your website, blog, Wordpress, Blogger, or iGoogle. Find more Chemistry widgets in Wolfram|Alpha.Structural engineers have a different fee structure than an architect and home inspectors. We outline the difference in cost, so check it out! Expert Advice On Improving Your Home ... You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Question: Draw the best Lewis structure for SO32−. How many equivalent resonance structures can be drawn? Enter your answer as a numerical integer. Draw the best Lewis structure for SO32−. LEWIS FORMULAS, STRUCTURAL ISOMERISM, AND RESONANCE STRUCTURES CHARACTERISTICS OF LEWIS FORMULAS: Lewis formulas are structures that show the connectivity, or bonding sequence of the atoms, indicating single, double, or triple bonds.They should also show any formal charges and unshared electrons that might be …In 1916, American chemist, Gilbert N. Lewis, introduced bond lines to electron dot structures. These structures, also known as lewis structures or electron dot structures, are drawings that visually demonstrate how electrons are shared and arranged around atoms. The electrons denoted as dots are called lone pairs and …Here are the steps to draw a Lewis structure. The example is for the nitrate ion. A Lewis structure is a diagram that shows the chemical bonds between atoms in a molecule and the valence electrons or lone pairs of electrons.The diagram is also called a Lewis dot diagram, Lewis dot formula, or electron dot diagram.This chemistry video explains how to draw the Lewis structure of SO3 - Sulfur Trioxide. It discusses the molecular geometry, bond angle, hybridization, and ...Dec 12, 2020 · A hydrogen atom has a valency of one as it only one electron in its outer shell. Total valence electron of CH2O= Valence electrons of Carbon + Valence electrons of Oxygen + Valence electrons of Hydrogen. = 4+6+2*1. = 12 valence electrons of CH2O. Thus, CH2O has a total of twelve valence electrons that can help in drawing its Lewis structure. The dot structure for sulfur dioxide has sulfur with a double bond to an oxygen on the left, and two lone pairs of electrons on that oxygen, and the sulfur with a double bond to an oxygen on the right, and two lone pairs of electrons on that oxygen. And then we …Geometry of Molecules. Molecular geometry, also known as the molecular structure, is the three-dimensional structure or arrangement of atoms in a molecule. Understanding the molecular structure of a compound can help determine the polarity, reactivity, phase of matter, color, magnetism, as well as the biological …Feb 19, 2566 BE ... We could represent the Lewis structure of nitrate anion in which THREE of the four participating atoms bear formal charges …. we got ...Lewis dot structures can be drawn to show the valence electrons that surround an atom itself. This type of Lewis dot structure is represented by an atomic symbol and a series of dots. See the following examples for how to draw Lewis dot structures for common atoms involved in covalent bonding. Example …

N2O or nitrous oxide is commonly known as laughing gas. There are several other names by which this compound is known like sweet air, protoxide of nitrogen, etc. N2O is a colorless gas with a molecular weight of 44.013 g/mol. The boiling point of this compound is -88.48℃ and the melting point is -90.86℃.. Reggae relative crossword 3 letters

Lewis Dot Structures Quiz. This online quiz is intended to give you extra practice in identifying and drawing Lewis dot structures as well as predicting ion formation. This quiz aligns with the following NGSS standard (s): HS-PS1-1. Select your preferences below and click 'Start' to give it a try!Get the free "Lewis Structure Finder" widget for your website, blog, Wordpress, Blogger, or iGoogle. Find more Chemistry widgets in Wolfram|Alpha. SO3 2- Lewis Structure - How to Draw the Lewis Structure for ... When it comes to decorating your home, lighting is one of the most important elements. A table lamp can be a great way to add a touch of style and personality to any room. At John ...1 day ago · total valence electron number in CO32- is. = 4 + 6*3 + 2. = 24. Step 2: Determine the Central Atom of the Molecule. Now, in order to draw the Lewis Structure, we have to determine which one is the central atom in a multiatomic heterogeneous molecule, here an ion. In carbonate ion, among the two elements, Carbon has an electronegativity value of ... May 25, 2022 · SO2 lewis structure of total valence electrons 18.Sulfur and oxygen has six electrons. sulfur has six valence electrons, 2 non bonding and 6 bonding electrons. Six bonding electrons divided by 2 , we get 3 electrons. So the Formal charge of sulfur is 6-2-3 =+1. One of the oxygen having formal charge +1. Steps to form OF2 Lewis Structure Diagram. Step 1: Find the Total number of Valence Electrons. The first and foremost step is to calculate the total number of valence electrons in an OF2 molecule. Oxygen belongs to group 16, the chalcogen family, and has a valency of 6. Fluorine belongs to the family of halogen in group 17 and has a valency of 7.The Lewis structure for SO 32- is requires you to place more than 8 valence electrons on Sulfur (S). You might think you've got the correct Lewis structure for SO 3 at first. …Since the overall formal charge is zero, the above Lewis structure of CO 2 is most appropriate, reliable, and stable in nature.. Molecular Geometry of CO 2. CO 2 molecular geometry is based on a linear arrangement. The presence of a sigma bond and valence electron pairs repelling each other force them to move to the …A Lewis structure is based on the concept of the octet rule, in which atoms share electrons so that each atom has eight electrons in its outer shell. As an example, an oxygen atom has six electrons in its outer shell. In a Lewis structure, these six dots are arranged so that an atom has two lone pairs and two single …Dec 28, 2020 · A step-by-step explanation of how to draw the CHO- Lewis Dot Structure.For the CHO- structure use the periodic table to find the total number of valence elec... Feb 28, 2566 BE ... Draw the Lewis structures and predict the shape of each compound or ion: SO3 2− OpenStax™ is a registered trademark, which was not involved ...The Lewis dot structure for Cl2, the chemical formula for chlorine gas, is written with two Cl symbols, each of which is surrounded by three pairs of dots, connected by a single li...Capital structure refers to the blend of debt and equity a company uses to fund and finance its operations. Capital structure refers to the blend of debt and equity a company uses ...Oct 14, 2021 · Trisulfur | S3 | CID 139340 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards ... The strength of ionic bonding depends on the magnitude of the charges and the sizes of the ions. 10.3: Lewis Structures of Ionic Compounds- Electrons Transferred is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts. The tendency to form species … ALL RESONANCE STRUCTURES MUST BE VALID LEWIS FORMULAS: By convention, we use double-headed arrows to indicate that several resonance structures contribute to the same hybrid. Continuing with the example we’ve been using, the resonance structures for CH3CNO should be written in this way if we want to emphasize that they represent the same hybrid. Whenever we go out to eat with my father-in-law’s family, we split the bill in half. Whenever we go out to eat with my father-in-law’s family, we split the bill in half. Over the l...Include all lone pairs of electrons. Use square brackets to denote the overall charge. Draw the Lewis structure for the SO32− ion. Draw the ion by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. Use square brackets to denote the overall charge. Here’s the best way to solve it..

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