104_S2010_E3_ans - CHM104 Spring2010 Exam#3

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CHM104 Spring 2010 Exam #3 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The functional group illustrated by R O R ʹ is an A) ether. B) alcohol. C) alkyl. D) aldehyde. E) ester. 1) 2) The functional group illustrated below is an A) ester. B) alkyl. C) alcohol. D) ether. E) aldehyde. 2) 3) Two or more compounds with the same molecular formula but with the atoms connected differently are referred to as A) functional groups. B) normal alkanes. C) branched alkanes. D) conformations. E) constitutional isomers. 3) 4) Which molecule is not an isomer of the molecule shown? C 2 H 5 O C 2 H 5 A) C 4 H 9 OH B) CH 3 O CH 2 CH 2 CH 3 C) D) E) 4) 1
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5) How many carbon atoms are there in the longest continuous chain of the molecule shown? (CH 3 ) 3 C (CH 2 ) 3 CH 3 A) 6 B) 3 C) 8 D) 4 E) cannot be determined without additional information 5) 6) The condensed structure of 2,4 - dimethyl - octane is A) B) C) CH 3 CH 3 CH 2 CH 3 CH 2 CH 2 CH 2 CH 3 D) E) 6) 7) The condensed structure of 2,2,4,4 - tetramethyl - heptane is A) B) C) D) CH 3 CH 3 CH 2 CH 3 CH 2 CH 2 CH 2 CH 3 E) 7) 2
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8) What is the IUPAC name of the compound shown? A) 3,5 - dimethyl - 2 - ethylhexane B) 5 - ethyl - 2,4 - dimethylhexane C) 3,4,6 - trimethylheptane D) 2,4,5 - trimethylheptane E) 2 - ethyl - 3,5 - dimethylhexane 8) 9) Which substance is not reactive with respect to alkanes? A) Cl 2 B) O 2 C) H 2 D) Br 2 E) none of the above 9) 10) When hydrocarbons undergo complete combustion, the product(s) is(are) A) CO 2 . B) H 2 O. C) H 2 O and O 2 . D) CO 2 and O 2 . E) CO 2 and H 2 O. 10) 11) How many hydrogen atoms are present in the molecule shown? A) 16 B) 12 C) 18 D) 14 E) 6 11) 12) Ethylene and acetylene are the common names for the molecules ________ and ________, respectively. A) C
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This note was uploaded on 05/03/2010 for the course CHM 104 taught by Professor Duchovic,r during the Spring '08 term at Indiana University-Purdue University Fort Wayne.

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104_S2010_E3_ans - CHM104 Spring2010 Exam#3

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