ECAT Pre Engineering Chemistry Chapter 22 MCQ Test With Answer

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M Umer Arain 08 - Dec - 2024 00 Min 08 Sec 120/120
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Meerab Ihtisham 05 - Jun - 2024 16 Min 13 Sec 80/120
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ECAT Chemistry Chapter 22 Important MCQ's

Sr.#	Question	Answer
1	Dow's process is used for the preparation of	A. Ester B. Ethers C. Alcohols D. Phenols
2	which enzyme is not involved in the fermentation of starch ?	A. Diastase B. Zymase C. Urease D. Invertase
3	C₂H₅OH can be differentiated from CH₃OH by	A. Reaction with HCl B. Reaction with NH₃ C. Iodoform test D. Solubility in water
4	Oxidation of methyl alcohol gives	A. Formaldehyde B. Acetone C. Ester D. Acid
5	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
6	Which of the following is an isomer of ethanol	A. CH₃OCH₃ B. C₂H₅OC₂H₅ C. CH₃OH D. C₂H₅OH
7	Rectified spirit contains alcohol about:	A. 80% B. 85% C. 90% D. 95%
8	The reaction of aromatic acyl chloride and phenol in the presence of a base NaOH or pyridine is called	A. Kolbe's reaction B. Perkin's reaction C. Sandmeyer's reaction D. Schotten Baumann reaction
9	When phenol is reduced in the presence of Zn dust, we get	A. Cyclohexene B. Cyclohexane C. Benzene D. Benzyne
10		A. Aqueous bromine B. Dilute HNO₃ C. Dilute HCI D. CH₃COCI

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ECAT Pre Engineering Chemistry Chapter 22 MCQ Test With Answer

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

ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers

Ethyl alcohol prepared during fermentation is pure:

Which is used as an antifreeze?

In Dow's method, phenol can be made from

Which statement in not correct about alcohol?

Propanone is the product obtained by dehydrogenation of

In its reaction with Na, 1 mol of X gives 1 mol of H2(g). What is X

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

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

Alcohols, phenols and ethers may be considered as derivative of

Which is possible in ethers?

Either, an organic compound has close resemblance in structure and thus a derivative of:

Methanol is prepared from CO and H2 using catalyst:

Industrial alcohol may be denaturated by the addition of

Oxidation of 2-propanol gives

Alcohol fermentation is brought about by the action of

Taste of lower alcohols is:

Use of ethanol as:

Nitration of phenol gives

Isopropyl alcohol on oxidation gives

Rectified spirit contains alcohol about

C2H5OH can be differentiated from CH3OH by

When alcohol reacts with concentreated H2SO4intermediate compound formed as

The organic compound, alcohols are much closer to, in structure and hence is also called its derivative:

Alcohols reacts with Grignard reagent to form

Methyl alcohol is not used

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

In Lucas test teriary alcohol make an oily layer

Mild oxidation of glycerol with H2O2/FeSO4gives

The boiling point of glycerol is more than propanal because of

Alcohol can be denaturated by adding:

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Top Scorers Of ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers MCQ`s Test

ECAT Chemistry Chapter 22 Important MCQ's

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In its reaction with Na, 1 mol of X gives 1 mol of H_2(g). What is X

Methanol is prepared from CO and H_{2 using catalyst:}

C₂H₅OH can be differentiated from CH₃OH by

When alcohol reacts with concentreated H₂SO₄intermediate compound formed as

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

Mild oxidation of glycerol with H₂O₂/FeSO₄gives