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

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

Question # 2

Dehydration of glycerol give

Question # 3

How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH2OH

Question # 4

Which is a reagent for Lucas test

Question # 5

Phenols are derivative of:

Question # 6

Ethanol containing some methanol is called

Question # 7

Isopropyl alcohol on oxidation gives

Question # 8

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

Question # 9

When alcohol reacts with concentreated H2SO4intermediate compound formed as

Question # 10

Which alcohol gives only one oxidation product when wormed with dil acidified K2Cr2O7

Question # 11

The reaction of aromatic acyl chloride and phenol in the presence of a base NaOH or pyridine is called

Question # 12

Which compound is more soluble in water

Question # 13

Williamson's synthesis is used to prepare

Question # 14

Organic acid without a carboxylic acid group is

Question # 15

Which bond shows maximum hydrogen bonding with water?

Question # 16

Ethyl alcohol may be identified by

Question # 17

Which of the following cannot be produced by acidic dehydration of alcohols?

Question # 18

An organic compound will decolorise dill acidified (aq) KMnO4on warming, but will not decolorise bromine water. What is the compound

Question # 19

In Lucas test teriary alcohol make an oily layer

Question # 20

Phenol is heated with CCl4and alkaline KOH when salicylic acid is produced.The reaction is known as

Question # 21

Taste of lower alcohols is:

Question # 22

which enzyme is not involved in the fermentation of starch ?

Question # 23

Which of the following is correct?

Question # 24

Carbolic acid is the other name for

Question # 25

Mild oxidation of glycerol with H2O2/FeSO4gives

Question # 26

Which compound has the maximum repulsion with water?

Question # 27

When phenol is distilled with zinc dust. It is reduced to

Question # 28

Phenol is more readily soluble in

Question # 29

Phenol gives ---------- Colour with neutral FeCl3solution

Question # 30

The hydroxyl derivatives of aromatic hydrocarbons which have the -OH group directly bonded to the ring C-atom are called

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Phenol gives ---------- Colour with neutral FeCl3solution
A. Violet
B. Green
C. Red
D. Blue
2 Nitration of phenol gives
A. o-nitrophenol
B. p-nitrophenol
C. m-nitrophenol
D. Both o and p-nitrophenol
3 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
4 How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C4H10O
A. 3
B. 4
C. 5
D. 6
5 Carbolic acid is the other name for
A. Methanol
B. Ethanol
C. Propanol
D. Phenol
6 Oxidation of ter-alcohol gives:
A. Aldehyde
B. Formaldehyde
C. Ketone
D. Alkens
7 Mild oxidation of glycerol with H2O2/FeSO4gives
A. Glyceraldehyde
B. Dihydroxy acetone
C. Glycerose
D. None
8 Alcohol fermentation is brought about by the action of
A. CO2
B. O2
C. Invertase
D. Yeast
9 I-Phenylethanol can be prepared by reaction of benzaldehyde with
A. Methyl iodide an Magnesium
B. Methyl bromide
C. Methyl bromide and AIBr3
D. C2H5l and Mg
10 Alcohals can be distinguished using test:
A. Lucas
B. Tollen's
C. Koib's
D. William's

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