Ch.18 Ketones & Aldehydes

Question 0

Adding ______ to a primary alcohol gives carboxylic acid

Answer 0

Na2Cr2O7 / H2SO4

Oxidation of primary alcohols

Question 1

Adding ______ to a secondary alcohol to form a ketone

Answer 1

Na2Cr2O7 / H2SO4

Oxidation of 2 alcohols

Question 2

Adding _______ to a primary alcohol gives an aldehyde

Answer 2

PCC

Oxidation of primary alcohols

Question 3

Adding ____ to an alkene results in a ketone and or aldehyde

Answer 3

O3, (CH3)2S

Ozonolysis of alkenes

Question 4

Adding _____ to an alkyne gives an enol then a ketone

Answer 4

Hg2+ , H2SO4 in water

Oxymercuration of alkynes

Question 5

Adding _____ to an alkyne gives an enol and then an aldehyde

Answer 5

1) Sia2BH
2) H2O2, NaOH

(Hydroboration-Oxidation of alkynes)

Question 6

Adding _____ to an aldehyde gives a secondary alcohol

Answer 6

R-Mg-X

Grignard Reagent

Question 7

Adding _____ to a nitrile gives a ketone or an aldehyde

Answer 7

Grignard reagent (R-Mg-X)
H+
H3O+

Question 8

Adding _____ to acid chloride and benzene gives a ketone (sides are rings)

Answer 8

1) AlCl3

2) water

Question 9

Adding _____ to ketones forms secondary alcohols

Answer 9

NaBH4, R-OH

Reduction

Question 10

Adding ______ to aldehyde forms primary alcohols

Answer 10

NaBH4, R-OH

Reduction

Question 11

Adding _____ to an aldehyde or ketone results in an alcohol

Answer 11

LiAlH4/ether

Question 12

Adding _____ to an acid chloride results in an aldehyde

Answer 12

Li+ AlHt(O-t-Bu)3

Question 13

Adding _____ to nitrile gives an aldehyde

Answer 13

1) DIBAL-H

2) H3O+

Question 14

Adding _____ to esters results in aldehydes

Answer 14

DIBAL-H

Question 15

Adding _____ to benzene ring adds -COOH to the ring

Answer 15

KMnO4

Question 16

Adding ______ to an acid chloride results in a ketone

Answer 16

R2CuLi

Question 17

Adding _____ to a ketone or aldehyde results in a compound with OH on both sides of the carbon

Answer 17

Water