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Chemistry Class 12 Chapter 11
Alcohols, Phenols and Ethers
Test 8
1.
Which compound shows hydrogen bonding?
C
2
H
6
CH
3
OCH
3
C
2
H
5
OH
C
2
H
5
Cl
2.
The residue obtained after the crystallization of sugar from concentrated sugar cane juice is called?
Mother liquor
Molasses
Extract
Filtrate
3.
Bakelite process involves?
Reduction
Polymerization
Condensation
Oxidation
4.
Methyl alcohol is not used?
As a substitute for petrol
For denaturing of ethyl alcohol
As a solvent
As an antifreezing agent
5.
When water gas is heated under temp. and pres.in the presence of ZnO+Cr2O3 product is?
Methane
Methanol
Methanol
Carbonic acid
6.
Which of the following is called lactic acid?
2-hydroxy butanoic acid
3-hydroxy propanoic acid
2-hydroxy propoinic acid
3-hydroxy butanoic acid
7.
Which phenol is heated with nitric acid, the product is?
Benzene
Phenoxide acid
Nitrobenzene
Picric acid
8.
The formula of starch is?
C
6
H
10
O
5
C
6
H
12
O
6
C
6
H
9
O
5
C
12
H
22
O
11
9.
The process of fermentation of starch involves many enzymes, enzyme sequence is?
Diastase-maltase-zymase
Diastase-zymase-maltase
Maltase-diastase-zymase
Zymase-maltase-diastase
10.
Ethanol can be converted into ethanoic acid by?
Hydrogenation
Fermentation
Hydration
Oxidation
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