2. Use VSEPR theory to predict the geometry of the following molecules, then draw their structures: (a) NO, (b) NO,- (c) OCN (carbon is the central atom) (d) N,¯
Q: i). Draw a Lewis structure for PF;Cl3 to show that it may be polar or non-polar. ii). Determine if…
A: i) The molecule given is PF2Cl3.
Q: How many lone pairs of electrons are on the central atom of CHCI3 and what is the molecular shape?
A:
Q: a) Methane 1CH42 and the perchlorate ion 1ClO4 - 2 are both described as tetrahedral. What does…
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Q: 2. Give the shape and the corresponding bond angle for a molecule of formula QX, where Q is an…
A: Interpretation- To give the shape and corresponding bond angle for a molecule of formula QX4 where Q…
Q: 4. How do bonding arrang the shape of the molecu
A: When a bond forms , the repulsion between the electrons pairs causes them to move far away as…
Q: B. What is the electron-pair geometry for As in AsF5? There are lone pair(s) around the central…
A: Formula for determining the hybridization of central atom :- x= (V+M-C+A)/2 V = valence electrons…
Q: What is the molecular geometry of TEF5- and how many lone pairs are there on the central atom? *
A: TeF5-There are 5 atoms and only one lone pair around Te i.e the central atomShape: Distorted square…
Q: explain why BH3 and CH2O is polar and the other is non polar even though they have similar shapes.
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Q: Based on the orbital filling configurations, predict which of the following species would have the…
A: The bond strength between any homodinuclear molecule is dependent on the bond order between them and…
Q: What is the molecular geometry for the bromate ion, BrO3-?
A: According to VSEPR theory:Number of valance electrons in BrO3- = 1 *7 + 3*6 – (-1) = 26…
Q: Draw a lewis structure of CH3SO2H and identify for molecular geometry for each central atom
A: Lewis dot structures:It is a very simplified form of representing the valence shell electrons in a…
Q: (a) Show the 3D structure of BrF4*. (b) Give the VSEPR shape.. (c) Give the molecular shape. (d) Is…
A: 3 dimensional structure is shown here using wedge dash representation. Molecular shape do not…
Q: The molecule O“C“S is linear and has a Lewis structure analogous to thatof CO2. Would you expect…
A: The polarity of the molecule is dependent upon the electronegativity of the atoms that are present…
Q: What is the molecular shape of a phosgene molecule, COCI2?
A: We have to determine shape of COCl2
Q: The actual bond angle in NO₂ is 134.3°, and in NO₂⁻ it is 115.4°, although the ideal bond angle…
A:
Q: For the molecule GeO2, draw the 3D Lewis structure then, give the electronic geometry (EG), the…
A: Lewis dot structure of GeO2 and it's electronic , molecular geometry and bond angle and it's…
Q: Selenium tetrafluoride, SeF₄, is a colorless liquid that is used as a fluorinating reagent in…
A:
Q: For the molecule PF3 , draw the 3D Lewis structure then, give the electronic geometry (EG), the…
A:
Q: Based on its Lewis structure, which molecule will have stronger oxygenoxygenbonds, O2 or O3?
A: Stronger oxygenoxygen bonds:
Q: Except for nitrogen, the elements of Group 5A(15) all form pentafluorides, and most form…
A: a) In all the given molecules P has 5 electron groups around it and all are bonds pairs which give…
Q: 9.14 (a) Methane 1CH42 and the perchlorate ion 1ClO4- 2 are bothdescribed as tetrahedral. What does…
A: (a)
Q: The Lewis structure of BH2Cl (a) Is the molecule polar or nonpolar? (b) What is the…
A: To detemine: (a BH2Cl is polar or nonpolar? (b) hybridization of the carbon atom? (c) the…
Q: What is the molecular geometry of INH*?
A: Molecular geometry is decided on the basis of the atoms present in the molecule. The size of the…
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Q: Describe the molecule xenon trioxide, XeO3, usingfour possible Lewis structures, one each with zero,…
A: An unstable compound of xenon with +6 oxidation state is xenon trioxide. A powerful oxidizing agent…
Q: which of these Lewis structures (A, B, C or D) is correct for SeO2 and what is the VSEPR shape of…
A: Interpretation: The Lewis structure and VSEPR shape of SeO2 are to be determined.
Q: In aqueous hydrogen fluoride solution, an importantspecies is the ion HF2, which has the bonding…
A: Lewis structure is a representation of a molecule or compound with all the bonding and non-bonding…
Q: Give the molecular shape of SnCl2
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A: To determine the electron geometry and molecular geometry of H2S
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A: Using VSEPR theory, first of all, total valance electrons are calculated for hypochlorite ion…
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A: We have to find the molecular shape as predicted by the VSEPR theory. Also, we have to find the…
Q: What is the molecular shape of CF3-?
A: The shape of molecules and ions can be estimated through Valance Shell Electron Pair Repulsion or…
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A: Since In IF4+ centre atom is I with 7 valence electrons in it Out of 7 electrons, 4 are used in…
Q: Consider the periodate (IO4 anion. What is the central atom? Enter its chemical symbol. How many…
A:
Q: The molecular geometry of XeF4 is
A: x= (V+M-C+A)/2 V = valence electrons of central atom M = number of monovalent atoms C = cationic…
Q: ME 2. SEP Develop Models Use the space to draw electron dot structures for ammonia (NH,) and methane…
A: Please find your solution below :
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Q: 0. Explain why the bond angles in BCl3 and NCI3 are different.
A:
Q: Explain why bond angles of CCI4, OCI, are different although they both have tetrahedral geometry.
A: The central atom in the tetrahedral geometry is linked to four surrounding atoms. All of these are…
Q: For the molecule GaI3, give the lewis structure, the valence shell electron pairs, the bonding…
A: The Lewis structure, the valence shell electron pairs, the bonding electron pairs, the nonbonding…
Q: What is the molecular shape of CF 3-?
A: To find: The molecular shape of CF3-
Q: Draw a Lewis structure of XeF4 in which Xe is the central atom. How many electron clouds are there…
A: The Lewis structure of XeF4 is given below :
Q: A molecule is made from four atoms. The first atom (A) has four valence electrons, the second atom…
A: The Lewis structure does not give any idea about molecular geometry but it purposed the distribution…
Q: Can you please determine the lewis structure, shape, and if it is polar or nonpolar for the species…
A:
Q: 3. What determines: a) the electron geometry and b) the molecular geometry of molecules or ions?
A:
Q: 4. Lewis structure of the POCI3 molecule is as follow: CI CI- CI a) Based on the VSEPR theory, what…
A: The Lewis structure of the compound given is,
Q: What is the molecular geometry of H2S?
A: H2S molecular geometry
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- An elemental analysis of a hydrocarbon, which contains only carbon and hydrogen, shows the mass%: element mass% carbon 92.26 hydrogen 7.743 (A) * Determine the empirical formula of the hydrocarbon. (B) The compound has a molar mass of 26.04 g/mol. Determine its molecular formula. (C, Draw the Lewis structure of the molecular compound. Count the total number of sigma bonds and pi bonds each, present in the molecule. (D, What is the hybridization of carbon in the molecule? Explain.Draw a Lewis structure for each of the following molecules: (a) chlorodifluoromethane, CHClF2 (b) propanoic acid, C2 H5CO2H (basic structure pictured below) (c) acetonitrile, CH3CH (the framework is H3C-C-N) (d) allene, H3CCCH21. Draw the Lewis structures for each of the following ions or molecules. For each, give (i) the molecular shape, (ii) the electron pair geometry at the central atom, and (iii) the hybridization of the central atom. (a) POF3 (b) XeO₂F3+ (c) BrCl₂ (d) N3 (the central atom is N; two other N's are bonded to it) (e) PF3
- 32. Which term refers to how strongly an atom of an element attracts electrons in a chemical bond with another atom? (A) lonization energy (B) Atomic radius (C) Melting point (D) Electronegativity 33. Which of the following would have a trigonal pyramidal geometry? (A) NO2 (B) Оз (C) H2O (D) NH3 34. Calculate the molarity of a solution in which 360. grams of glucose, C6H12O6, are dissolved in enough water to make 250. mL of solution. (А) 1.0 М (В) 2.0 М (С) 4.0 М (D) 8.0 M 35. All of the following are ways to increase the rate of dissolving sugar except – (A) Increasing the mass of sugar (B) Crushing the sugar into a fine powder (C) Stirring with a spoon (D) Increasing the temperature of the water3. Which of the following compounds would you predict to be ionic and which would be covalent? (Hint: calculate the electronegativity difference between two bonded atoms) (d) BaCl2 (e) CO2 (a) MgO (b) HCI (c) PCI3 htolloWina' 4.0rawDraw a Lewis structure for each of the following molecule: (a) chlorodifluoromethane, CHCIF2 (b) propanoic acid C2H5CO2H (basic structure pictured below) (c) acetonitrile, CH3CN ( the framework is H3C-C-N) (d) allene, H2CCCH2
- Write the Lewis structure for each molecule.(a) C2H2(b) C2H4(c) N2H2(d) N2H4Consider the collection of nonmetallic elements O, P, Te,I, and B. (a) Which two would form the most polar singlebond? (b) Which two would form the longest single bond?(c) Which two would be likely to form a compound of formulaXY2? (d) Which combinations of elements would likelyyield a compound of empirical formula X2Y3?Three main group elements, X, Y and Z, from three different groups inthe Periodic Table, each form a neutral trifluoride, i.e. XF3, YF3 andZF3. (a) To which three groups of the Periodic Table could the elementsX, Y and Z belong? Are any of these atoms X, Y or Zhypervalent in the trifluorides formed? (b) Use VSEPR theory to deduce the shapes of the molecules XF3,YF3 and ZF3, showing full working, and sketch these shapes (c) Only two of the three trifluorides have a non-zero dipole moment.For these molecules to which groups of the Periodic Table do thecentral atoms belong?
- Draw the Lewis structures for each of the following moleculesor ions. Identify instances where the octet rule is notobeyed; state which atom in each compound does not followthe octet rule; and state how many electrons surround theseatoms: (a) NO, (b) BF3, (c) ICl2-, (d) OPBr3 (the P is the centralatom), (e) XeF4.Draw the Lewis structures and determine which of these molecules is least likely to exist. (A) H3S+ (B) H3O+ (С) НзО- (D) H3S- (E) OH- Draw all 5 structures with 1 central atom. All of the other atoms are attached to the central atom.(a) Use the VSEPR theory to predict the structure of theNNO molecule.(b) The substance NNO has a small dipole moment.Which end of the molecule is more likely to be thepositive end, based only on electronegativity?