ECAT Pre Engineering Chemistry Chapter 22 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers

Try The MCQ's Test For ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers

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ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers

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Question # 1

Grignard reagent on reaction with a ketone forms

Question # 2

Which of the following is weakly acidic in nature

Question # 3

Which of the following is known as wood spirit

Question # 4

An organic compound A reacts with methyl magnesium iodide to form an addition product which on hydrolysis forms the compound B . Compound B gives blue colour salt in Victor Meyer's test.The compounds A and B are respectively

Question # 5

Alcohols react with carboxylic acid to produce the class of compounds known as

Question # 6

Williamson's synthesis is used to prepare

Question # 7

Absolute alcohol is obtained by adding rectified apirit in alcohol:

Question # 8

Baukelite is a polymer obtained from two monomers

Question # 9

Methanol is prepared from CO and H2 using catalyst:

Question # 10

The order of reactivity of halogen acids for reaction with C2H5OH is

Question # 11

Alcohols are named by replacing 'e' of alkane with:

Question # 12

Methyl alcohol is not used:

Question # 13

An alcohol with molecular formula CnH2n+1OH has a chiral carbon atom but does not react with MnO-4/H+what is the least number of carbon atoms such an alcohol could possess

Question # 14

During dehydration of alcohols to alkenes by heating with conc. H2SO4, the initial step is

Question # 15

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 16

Which one is primary alcohol?

Question # 17

The strongest acid among the following aromatic compound is

Question # 18

Which compound will not dissolve in H2O

Question # 19

Which is not property in ether:

Question # 20

Industrial alcohol may be denaturated by the addition of

Question # 21

Which of the following process is employed to convert alkyl halide into alcohol?

Question # 22

The organic compounds which are derivative of hydrocarbons of oxygen are:

Question # 23

Alcohol fermentation is brought about by the action of

Question # 24

Ethyl alcohol is industrially prepared from ethylene by

Question # 25

Which of the following compound is known as oil of winter green?

Question # 26

Which more acidic?

Question # 27

Oxidation of ter-alcohol gives:

Question # 28

Organic acid without a carboxylic acid group is

Question # 29

The boiling points of alcohols are higher than the corresponding alkanes, This is because

Question # 30

Which of the following statements is correct?

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Which of the following is the most suitable method for removing the traces of water from ethanol?
A. Reacting with Na metal
B. Passing dry HCl through it
C. Distilling it
D. Reacting with Mg
2 The reaction of sodium with ethanol gives
A. CH3OH
B. NaH
C. H2O
D. H2
3 Sodium phenoxide reacts with CO2at 400 K and 4.7 atm pressure to give
A. Sodium salicylate
B. Salicyl aldehyde
C. Catechol
D. Benzoic acid
4 Which alcohol gives only one oxidation product when wormed with dil acidified K2Cr2O7
A. Butan-1-ol
B. Butan-2-ol
C. 2-methyl propan-1-ol
D. 2-methyl propan-2-ol
5 The organic compounds which are derivative of hydrocarbons of oxygen are:
A. Carbohydrates
B. Phenols
C. Alcohals
D. All of these
6 denaturing of alcohol is done by adding methanol in ethanol:
A. 10%
B. 20%
C. 30%
D. 40%
7 Which one of the following reacts immediately with conc. HCI in the presence of ZnCI2
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. Ether
8 C2H5OH can be differentiated from CH3OH by
A. Reaction with HCl
B. Reaction with NH3
C. Iodoform test
D. Solubility in water
9 Williamson's synthesis is used to prepare
A. Diethylether
B. Phenolphthalein
C. Hydrogenation
D. Bakelite
10 Which is possible in ethers?
A. Reactivity high
B. Oxidation and reduction
C. Reactivity towards bases
D. Towards acids

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