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

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

Question # 2

Which enzyme is not involved in fermentation of strach

Question # 3

The organic compounds which derivative of hydrocarbons due to oxygen is:

Question # 4

Salol is prepared from

Question # 5

Mild oxidation of glycerol with H2O2/FeSO4gives

Question # 6

Dehydration of an alcohol at 180°

Question # 7

Alcohols, phenols and ethers may be considered as derivative of

Question # 8

The reaction of sodium with ethanol gives

Question # 9

Which compound is more soluble in water?

Question # 10

Ethanol is prepared in Pakistan form fermentation of:

Question # 11

The only alcohol that can be prepared by the indirect hydration of alkene is

Question # 12

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 13

Which of the following is known as wood spirit

Question # 14

Na reacts with phenol to produce

Question # 15

Which of the following will not give iodoform test?

Question # 16

Which one is primary alcohol?

Question # 17

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 # 18

If an electrophile attacks then ______ bond breaks first

Question # 19

Isopropyl alcohol on oxidation gives

Question # 20

Which is used as an antifreeze?

Question # 21

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

Question # 22

95% alcohol is called

Question # 23

Which one is used as a fuel for internal combustion engines in many European countries and Brazil

Question # 24

Which compound will not dissolve in H2O

Question # 25

Which statement in not correct about alcohol?

Question # 26

Nitration of phenol gives

Question # 27

In Lucas test teriary alcohol make an oily layer

Question # 28

Alcohals can be distinguished using test:

Question # 29

When sodium metal reacts with alcohols

Question # 30

Williamson's synthesis is used to prepare

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Taste of lower alcohols is:
A. Sweet
B. Bitter
C. Our
D. Salty
2 Phenols are derivative of:
A. Alkanes
B. Alkenes
C. Alkynes
D. Benzene
3 Rectified spirit contains alcohol about:
A. 80%
B. 85%
C. 90%
D. 95%
4 Oxidation of ter-alcohol gives:
A. Aldehyde
B. Formaldehyde
C. Ketone
D. Alkens
5 The only alcohol that can be prepared by the indirect hydration of alkene is
A. ethyl alcohol
B. propyl alcohol
C. isobutyl alcohol
D. methyl alcohol
6 95% alcohol is called
A. Rectified spirit
B. Spirit of wine
C. Spirit
D. Methylated
7 Williamson's synthesis is used to prepare
A. Diethylether
B. Phenolphthalein
C. Hydrogenation
D. Bakelite
8 When phenol is distilled with zinc dust. It is reduced to
A. Benzene
B. Benzaldehyde
C. Toluene
D. Hexanol
9 Propanone is the product obtained by dehydrogenation of
A. 2-Propanol
B. 1-Propanol
C. Isobutyl alcohol
D. Propanethoil
10 In Dow's method, phenol can be made from
A. Chlorobenzene
B. Benzene
C. Toluene
D. Benzene sulphonic acid

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