Unit 4 Reactions

Question 1

Hydration Reaction Product

Answer 1

Markov. - Carbocation int.

Question 2

Hydration Reaction Reagents

Answer 2

H20 and H2SO4 (Strong acid)

Question 3

Halogenation Reaction Product

Answer 3

Only anti add. - No carbocation int.

Question 4

Halogenation Reaction Reagents

Answer 4

X2 (dihalogen)

Question 5

Hydrohalogenation Reaction Product

Answer 5

Racemic mix - Carbocation int.

Question 6

Hydrohalogenation Reaction Reagents

Answer 6

Strong acid with halogen

Question 7

Hydroboration/Oxidation Reaction Product

Answer 7

Syn add. only - Anti Markov. - No carbocation int.

Question 8

Hydroboration/Oxidation Reaction Reagents (2)

Answer 8

1. BH3 2. H2O2 (strong oxidizer), NaOH (strong base)

Question 9

Halohydrogen Reaction Product

Answer 9

Only anti- add.

Question 10

Halohydrogen Reaction Reagents

Answer 10

Halogen gas and H2O

Question 11

Oxymercuration/Demercuration Reaction Product

Answer 11

Anti add. and Anti Markov. - No carbocation int.

Question 12

Oxymercuration/Demercuration Reaction Reagents (2)

Answer 12

1. Hg(OAc)2 2. NaBH4 (strong reducer) and NaOH (strong base)

Question 13

Alkyne + Na, NH3

Answer 13

Trans Alkene (E)

Question 14

Alkyne + Lindlar’s Catalyst

Answer 14

Cis Alkene (Z)

Question 15

Alkyne + H2, Pd-C

Answer 15

Alkane

Question 16

Alkyne + HX (2eq.)

Answer 16

disubstituted alkane

Question 17

Alkyne + HX (1eq.)

Answer 17

mono-substituted alkene

Question 18

Alkyne + 1. BH3 (or R2BH) 2. H2O2, NaOH

Answer 18

Anti-markov. ketone (double bond O on less subs. side)

Question 19

Alkyne + H2SO4, H2O, HgSO4

Answer 19

Markov. ketone (double bond O on more subs. side)