Which of fhe following compounds contains ionic bonds only ? a) Na2SO4 b) HCl c) K2S...
Which of the compounds below is insoluble in water? a. K2S b. AgNO3 c. Na2SO4 d. Hg2Cl2 e. CsOH
Which of the following compounds is held together by ionic bonding? HCl b. NaCl c. H2O d. CO
Which of the following compounds contain any ionic bonds? Which compounds contain only covalent bonds? .C. CH2 Н.с OH2:CIE НаС -OI CN CI СH НС CH Н С—С НС. С — CH НС с С—С CHз н Н:Br: С—С Н Н H2 C. -CEC H2 .C. CH H3C CH ONa вi Br С "CHз с НС. -С Н2 :ZI нӧ: "сі: Н2 .C. CH Н2 C .CH3 Н,с Нас CH3 H3C C CH3
Rank the following ionic compounds in order of decreasing melting point. MgS K2S CsI BeO NaF
Which of the following compounds has polar covalent bonds: NaBr, Br2, HBr, and CBr4? a) HBr and CBr4 b) Br2 only c) Br2 and HBr d) NaBr only e) Hbr only
10. Classify the bonds in each of the following compounds as nonpolar covalent, polar covalent, or ionic. A. H2S F. Naci B. CF4 G. iron (III) chloride C. CH4 H. 02 D. F2 1. Na2SO4 E. CO2 J. Carbonic acid
Compounds such as Na2SO4 and MgSO4 can be classified as: A) drying agents B) Highly nonpolar organic compounds C) ionic compounds D) inorganic salts E) A C and D
Which of the following compounds are likely to be ionic? Which are likely to be molecular? CH4, NaBr, BaF2, CCl4, ICI, CsCl. NF
7. Which of the following would you expect to have ionic bonds? A) CO B) FBr C) NF3 D) NaCl 8. Which of the following molecules has nonpolar covalent bonds? A) HCl B) N2 C) CHCl3 D) NO 9. Which of the following molecules contain both covalent and ionic bonds? Naci NH4OH CHзон MgCO3 II IV I A) I, II B) I, IV C) II, III III D) II, IV
Which if the following compounds contains one or more covalent bonds? Select one: a. CO2 b. CaS c. Na2O d. KCl e. CaCl2