Alcohols ethers

Question 1

Type of addition for oxy-demercuration

Answer 1

anti

Question 2

Type of addition for hydroboration oxidation

Answer 2

syn

Question 3

Na/C2H5OH

Answer 3

CEKA
Cyanide to amine
Ester to alcohol
ketone to alcohol
aldehyde to alcohol

Question 4

LiAlH4 triple bond reduction

Answer 4

trans double bond

Question 5

Clemenson exception

Answer 5

alpha or beta keto acids dont give clemenson

Question 6

NaHCO3 to give CO2 is shown by

Answer 6

only carboxylic acids

Question 7

Rxn with Na to give H2 is shown by

Answer 7

all alcohols and carboxylic acids

Question 8

Rxn with amide to give NH3 is shown by

Answer 8

all alcohols and carboxylic acids

Question 9

Rxn with base to give salt+water

Answer 9

methanol, phenol and carboxylic acids

Question 10

dehydrating agents

Answer 10

POCl3, P2O5, Al2O3,Pyridine,H2SO4

Question 11

OPR use

Answer 11

2deg —–> ketone

Question 12

fenton’s reagent(Fe2+ + H2O2)

Answer 12

benzene ——-(fentons)—–> phenol

Question 13

toluene ——-(fentons)——>

Answer 13

p-cresol

Question 14

phenol + benzoyl chloride

Answer 14

benzoylation happens(like acetylation)

Question 15

phenol + CCl4

Answer 15

salicylic acid

Question 16

ether + PCl5

Answer 16

alkyl chloride + alkyl’chloride + POCl3

Question 17

Victor Meyer

Answer 17

1deg —-> red
2deg —–> blue
3deg ——> no colour

Question 18

Boiling point

Answer 18

acid>alcohol>1deg amine>aldehyde>ketone>ether>alkane

Question 19

Dows process

Answer 19

chlorobenzene to phenol

Question 20

benzene SO3H + NaOH + HCl —–>

Answer 20

phenol

Question 21

CO + H2 —–(ZnO/Cr2O3)—->

Answer 21

CH3OH

Question 22

Role of invertase

Answer 22

Sucrose ————–> Glucose + Fruictose

Question 23

Role of zymase ————>

Answer 23

glucose ————> ethanol + CO2
(In absence of air)
Action of enzyme is inhibited when %age alcohol reaches 14%