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Q: Which compound exbits covalent bonding Fe3(PO4)2 H2O Al2O3 K3 Po4?
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Does any of the molecules form any corrdinate convalent bonds
(a) POCl3
(b) SO4 2-
(d) ClO4 1-
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- Draw a Lewis structure for each species. (i) CH3OSO2OCH3 (ii) CH3C(NH)CH3 (iii) (CH3)3CNO(NH4)2Ce(NO3)6 ? MeODraw Lewis structures for the following compounds and ions, showing appropriateformal charges.(a) [CH3OH2 ]+ (b) NH4Cl (c) (CH3)4NCl(d) NaOCH3 (e) +CH3 (f) -CH3(g) NaBH4 (h) NaBH3CN (i) (CH3)2O¬BF3(j) [HONH3]+ (k) KOC(CH3)3 (l) [H2C“OH]
- Draw a Lewis Structure for each of the following species and assign formal charge where appropriate. Using electronegative values from the period table that was provided identify polar covalent bonds and label the atoms δ+ and δ−. For each of the molecules indicate whether or not it has a dipole moment. (a)CH5N (b) HCN (c) H2CO (d) CH3NC(e) CH3SOCH3 (f) H6BNThe arrangement of atoms in several biologically important molecules is given here. Complete the Lewis structures of these molecules by adding multiple bonds and lone pairs. Do not add any more atoms. (a) the amino acid serine: 車 0-H H-C-H H Н—N—с—с—о—н H (b) нон H-N-C-N-H (c) pyruvic acid: ноо н—с—с—с—о—н H. (d) uracil: H (e) carbonic acid: H-0-C-0-H6- Draw Lewis structures for the following ions. C₂H₂O- a) Ⓒ on oxygen b) on carbon C₂H₁2N+ Ⓒon nitrogen C₂H₂+ Ⓒon carbon C₂H₂CIN- a) → on nitrogen b) on carbon
- Draw 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, H2CCCH2How do I (a) determine the energy change in the following reaction2 O2 + CH4→ CO2 + 2 H2Ogiven the following bond dissociation energies:C-C 340kJ/mol; C-H 420kJ/mol; O=O 490 kJ/mol; O-H 460 kJ/mol; C=O 720 kJ/mol. (b) Is the reaction exothermic or endothermic? Explaination?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, H3CCCH2
- Identify the set that shows the correct trend in increasing polarity of covalent bonds: (A) B―F < C―F < C―Cl < N―Cl (B) C―F < C―Cl < N―Cl < B―F; (C) N―Cl < C―Cl < C―F < B―F; (D) C―Cl < N―Cl < B―F < C―F;Predict which of these compounds are ionic and which are covalent. State your reasoning.(a) SF6(b) KBr(c) N2O3(d) BaS(e) CaCO3(f) C6H5ClFor each of the following covalent bonds: (a) use the symbols δ+ and δ- to indicate the direction of polarity (if any).(a) C-F; (b) N-Br; (c) B-C; (d) Si-H(b) Rank the following covalent bonds in order of increasing polarity. (i) C-H, O-H, N-H; (ii) C-N, C-O, B-O; (iii) C-P, C-S, C-N