Chapter 9.8: Substitution Versus Elimination

Question 1

What type of reaction is used on a primary haloalkane with tBuOK?

Answer 1

E2

Question 2

Is R-S- a strong, medium or weak nucleophile?

Answer 2

strong nucleophile

Question 3

What type of reaction is used on a secondary haloalkane that is a very weak base?

Answer 3

Sn1/E1

Question 4

Is R2S a strong, medium or weak nucleophile?

Answer 4

medium nucleophile

Question 5

What type of reaction is used on a allylic/benzylic halide that is a very strong base?

Answer 5

E2

Question 6

Is R-S-H a strong, medium or weak nucleophile?

Answer 6

medium nucleophile

Question 7

Is N3- a strong, medium or weak nucleophile?

Answer 7

strong nucleophile

Question 8

What type of reaction is used on a secondary haloalkane that is a very strong base?

Answer 8

E2

Question 9

Is R-O- a strong or weak base?

Answer 9

strong base

Question 10

Is H-O- a strong or weak base?

Answer 10

strong base

Question 11

What type of reaction is used on a secondary haloalkane that is neither a very weak or strong base?

Answer 11

Sn2

Question 12

Is H2O a strong, medium or weak nucleophile?

Answer 12

weak nucleophile

Question 13

Is R2NH a strong, medium or weak nucleophile?

Answer 13

medium nucleophile

Question 14

What type of reaction is used on a tertiary haloalkane that is a very weak base?

Answer 14

Sn1/E1

Question 15

Is I- a strong, medium or weak nucleophile?

Answer 15

strong nucleophile

Question 16

Is R-C=(triple bond)C- a strong or weak base?

Answer 16

strong base

Question 17

Is NH3 a strong, medium or weak nucleophile?

Answer 17

medium nucleophile

Question 18

Is R-C=(triple bond)C- a strong, medium or weak nucleophile?

Answer 18

strong nucleophile

Question 19

What type of reaction is used on a primary haloalkane without tBuOK?

Answer 19

Sn2

Question 20

Is N=(triple bond)C- a strong, medium or weak nucleophile?

Answer 20

strong nucleophile

Question 21

Is H-O- a strong, medium or weak nucleophile?

Answer 21

strong nucleophile

Question 22

What type of reaction is used on a tertiary haloalkane that is not a very weak base?

Answer 22

E2

Question 23

Is Br- a strong, medium or weak nucleophile?

Answer 23

strong nucleophile

Question 24

Is R-O- a strong, medium or weak nucleophile?

Answer 24

strong nucleophile

Question 25

Is H2O a strong or weak base?

Answer 25

weak base

Question 26

What type of reaction is used on a methyl halide?

Answer 26

Sn2

Question 27

Is R-CO2H a strong, medium or weak nucleophile?

Answer 27

weak nucleophile

Question 28

Is R-O-H a strong, medium or weak nucleophile?

Answer 28

weak nucleophile

Question 29

Is R-O-H a strong or weak base?

Answer 29

weak base

Question 30

What type of reaction is used on a allylic/benzylic halide that is neither a very weak or strong base?

Answer 30

Sn2

Question 31

What type of reaction is used on a allylic/benzylic halide that is a very weak base?

Answer 31

Sn1/E1

Question 32

Is R-CO2- a strong, medium or weak nucleophile?

Answer 32

medium nucleophile

Question 33

Is H-S- a strong, medium or weak nucleophile?

Answer 33

strong nucleophile

Question 34

Is NR3 a strong, medium or weak nucleophile?

Answer 34

medium nucleophile

Question 35

Is RNH2 a strong, medium or weak nucleophile?

Answer 35

medium nucleophile

Question 36

Is R-COH2 a strong or weak base?

Answer 36

weak base