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CHEM 120 FINAL EXAM /CHEM120 WEEK 8 FINAL EXAM LATEST ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS|AGRADE $13.99   Add to cart

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CHEM 120 FINAL EXAM /CHEM120 WEEK 8 FINAL EXAM LATEST ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS|AGRADE

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  • CHEM 120
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CHEM 120 FINAL EXAM /CHEM120 WEEK 8 FINAL EXAM LATEST ACTUAL EXAM QUESTIONS AND CORRECT DETAILED ANSWERS|AGRADE

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  • September 23, 2024
  • 52
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CHEM 120
  • CHEM 120
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CHEM 120 FINAL EXAM /CHEM120 WEEK 8 FINAL
EXAM LATEST ACTUAL EXAM 2024-2025
QUESTIONS AND CORRECT DETAILED
ANSWERS|AGRADE

Terms in this set (171)


#1 These two compounds B
are:


A) cis-trans isomers
B) constitutional isomers
C) enantiomers
D) diastereomers
E) not related.

1 What is the smallest C
alkane that is a liquid at
room temperatures (say 20
oC)?


A) Propane
B) Butane
C) Pentane
D) Hexane

#1 Which of the structures C
have delocalized
electrons?


A) a,b B) b,c C) a,c D) All
of them

,#2 These two compounds D
are:


A) cis-trans isomers.
B) constitutional isomers.
C) enantiomers.
D) identical.
E) not related.

#2 Which of the structures B
have delocalized
electrons?


A) a,b B) b,c C) a,c D) All
of them

6 Resonance structures E
are a set of Lewis
structures that contribute
to the true molecular
structure. Which of the
following rules must be
followed when you draw
resonance structures of a
given molecule?
a. atoms never move.
b. only p electrons and
nonbonding electrons can
move, sigma electrons
never move,
c. total # of electrons
does not change.


A) a B) b C) c D) a,b E)
a,b,c.

,11 Which of the following is B
the strongest base?
HO-, F-, Cl-, H2N-


A) HO- B) H2N- C) Cl- D)
F-

Alcohols can be A
dehydrated into alkenes in
presence of concentrated
strong acid. What
mechanisms are expected
for the reactions of
primary and tertiary
alcohols?


A) E2/E1 B) E1/E2 C) SN1/
SN2 D) SN2/ SN1

Alcohols of all C
classifications (primary to
tertiary) can be made
from reactions of different
aldehyde or ketone with a
Grignard reagent. Which
compound will give you a
secondary alcohol?


A) 2-butanone
B) acetone
C) propanal
D) formaldehyde

, All carboxylic acid C
derivatives can react with
a Grignard reagent.
However, only _____ alcohol
can be produced from
derivatives of carboxylic
acid heavier than formic
acid.


A) primary B) secondary
C) tertiary

All carboxylic acid C
derivatives can react with
a Grignard reagent.
However, only _____ alcohol
can be produced from
derivatives of carboxylic
acids heavier than formic
acid.


A) primary B) secondary
C) tertiary

All carboxylic acid D
derivatives including
nitriles ____________.


A) have a carbonyl group
B) have an oxygen atom
C) have a carbon atom
with an oxidation number
of +2
D) have a carbon atom
with an oxidation number
of +3.

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