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Unformatted text preview: E. Se 5. Which of the following ions occurs commonly? A. N 3+ B. S 6+ C. S 2-D. Ca + E. Cl + 6. What characteristics is shared by the following atoms? 1. Tellurium-122 2. Xenon-124 3. Antimony-121 a) same number of neutrons b) same number of protons c) same number of nucleons d) same number of electrons 7. Which ion does not have a -1 charge? a) Dihydrogen phosphate b) Carbonate c) Chlorite d) Hydrogen sulfate e) Hypochlorite 8. Which of the following compounds cannot exist? a) K 2 SO 4 b) Ba(ClO 4 ) 2 c) MgCO 3 d) Na 2 NO 3 9. Diiodine pentaoxide is used as an oxidizing agent that converts carbon monoxide to carbon dioxide. What is its chemical formula? A. I 2 O 5 B. IO 5 C. 2IO 5 D. I 5 O 2 E. (IO 5 ) 2 10. What is the name of the acid formed when HBr gas is dissolved in water? A. bromic acid B. bromous acid C. hydrobromic acid D. hydrobromous acid E. hydrobromidic acid...
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This note was uploaded on 01/21/2010 for the course CHEM 1035 taught by Professor Jgdillard during the Fall '07 term at Virginia Tech.
- Fall '07