L1-9%20ChemQuizzes - Sample ChemQuizzes from Lectures 1-9...

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Unformatted text preview: Sample ChemQuizzes from Lectures 1-9 Classify these molecules serotonin histidine MDMA ( 3,4-methylenedioxy-N-methylamphetamine) C 10 H 12 N 2 O C 6 H 9 N 3 O 2 C 11 H 15 NO 2 Which shell model is correct for arsenic, As? A. 2) 8) 8) 5) B. 8) 8) 18) 6) C. 2) 8) 8) 15) D. 2) 8) 18) 5) E. 2) 8) 18) 6) Note: The numbers indicate the number of electrons in each shell beginning with the shell closest to the nucleus. ChemQuiz Which structural formula is incorrect? A. B. C. D. All are correct. E. None are correct. ChemQuiz Which statement is incorrect? A. The number of shells increases down a column. B. The total number of electrons increases across a period. C. The number of electrons in the outermost shell increases down a column. D. The number of electrons in the outermost shell increases across a period. E. Ten electrons are added to the 3rd shell after two electrons are placed in the 4th shell. ChemQuiz How many different molecules do you expect with How many different molecules do you expect with the molecular formula:...
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This note was uploaded on 06/03/2008 for the course CHEM 1A taught by Professor Nitsche during the Fall '08 term at University of California, Berkeley.

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L1-9%20ChemQuizzes - Sample ChemQuizzes from Lectures 1-9...

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