Final Exam

Final Exam - Chem. 212 (01/02/03) WINONA STATE UNIVERSITY...

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Chem. 212 WINONA STATE UNIVERSITY Dec. 14, 2006 (01/02/03) Final Examination - 60 Marks Dr. Ng Name____________________________________Signature_________________________________Box #_____ ( L A S T , F I R S T ) General Instructions: Follow rules of significant figures and consider appropriate units. PART A: Multiple Choice ( 15 x 2 each = 30 marks ). Circle the LETTER corresponding to the ONE correct answer. [30] 1. What class of compounds would non-metals usually form with non-metals ? (a) metallic (b) covalent (c) ionic (d) non-metallic (e) none of these 2. The maximum number of electrons allowed for the quantum number designations of n = 3 and R = 2 is ? (a) 2 (b) 3 (c) 6 (d) 10 (e) none of these 3. Which of the following recorded measurements has the least number of significant digits ? (a) 0.0100 g (b) 0.0010 g (c) 1.000 g (d) 0.100 g (e) none of these 4. Main group elements generally gain or lose electrons to become the electron configuration of : (a) alkali metals (b) alkaline metals (c) halogens (d) chalcogens (e) none of these 5. How many unpaired electrons are present in the ground state electron configuration of chromium ?
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Final Exam - Chem. 212 (01/02/03) WINONA STATE UNIVERSITY...

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