Question

Section: 11.8 Physical Properties of Water 20) Complete the following chemical equation and indicate the products. H2014 electricity A) H.O B) H2 + O2 c) H2 +03 D) H202 + O2 E) H202 +03 Section: 11.9 Chemical Properties of Water 29) Complete the following chemical equation and indicate the product(s). CO2(g) + H2001 - A) CH3OH B) HC2H302 c) H2003 D) CO + H202 E) CO + H2 + O2 Section: 11.9 Chemical Properties of Water CHAPTER 12 QUESTIONS 30) What is the term for a bond in which a pair of electrons is not shared equally? A) coordinate covalent bond B) electrovalent bond C) nonpolar bond D) polar bond E) none of the above Section: Key Terms 31) Predict which of the following has an ionic bond. A) HI B) IBr c) LiH D) all of the above E) none of the above Section: 12.1 The Chemical Bond Concept 32) Predict which of the following has a covalent bond.

Answer 1

28) Answer is B). Electrolysis of water produce H2 and O2 gases.

29) Answer is C). CO2 dissolve in water to give Carbonic acid H2CO3.

30) Answer is D). In polar bonds, shared electron pair lie more close to one bonded atom.

31) Answer is c). LiH has ionic bond whereas HBr and HI contain polar covalent bond.

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