practice_exam2-1 - CHEMISTRY 2C Practice Exam II-1 Name:...

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CHEMISTRY 2C Practice Exam II-1
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Name: T.A.’s name: 2 1. Which of the following statements is (are) true? a. green plants should grow best in red light. b. ethylenediamine is a bidentate ligand. c. in general, transition metal ions are acidic in water. d. all of the above statements are true 2. Which of the following solutions of transition metal complexes would be expected to be colorless? a. [Pt(CN) 4 ] 2- b. [Cu(H 2 O) 4 ] 2+ c. [Fe(NH 3 ) 6 ] 3+ d. [Cd(H 2 O) 6 ] 2+ 3 . Which of the following can have more than one allotrope? a. Pb b. Cd c. P d. Mg e. Al 4. Which of the following metals reacts most violently with water? a. Cs b. Na c. Mg d. Ba e. Fe 5. Choose the incorrect statement. a. The noble gases are the least reactive nonmetals. b. The eight outer shell electrons cause chemical inertness. c. Xenon reacts directly only with fluorine. d. Noble gases exist as diatomic molecules. e. Most noble gas compounds contain either fluorine or oxygen. 6. Which of the following is found in Teflon, Freon-12, and in the acid commonly used to etch glass? a. carbon b. chlorine c. fluorine d. hydrogen e. oxygen 7. The metallurgical method for obtaining a metal from its ore by roasting the ore and then reducing the resulting metal oxide is called: a. zone melting b. pyrometallurgy c. leaching d. hydrometallurgy
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This note was uploaded on 12/04/2010 for the course CHE2C 55252 taught by Professor Atsumi during the Fall '10 term at UC Davis.

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practice_exam2-1 - CHEMISTRY 2C Practice Exam II-1 Name:...

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