ECAT Pre Engineering Chemistry Chapter 22 MCQ Test With Answer

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.#	Question	Answer
1	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
2	How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH₂OH	A. 1 B. 2 C. 3 D. 4
3	When phenol is distilled with zinc dust. It is reduced to	A. Benzene B. Benzaldehyde C. Toluene D. Hexanol
4	The organic compound, alcohols are much closer to, in structure and hence is also called its derivative:	A. Water B. Oxidizes of lithium oxides C. Oxidizes of magnesium D. Oxidizes of aluminium
5	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
6	Organic acid without a carboxylic acid group is	A. Ascorbic acid B. Vinegar C. Oxalic acid D. Picric acid
7	Which is not property in ether:	A. Very weak hydogen bonding B. High b.p C. Slightly soluble D. Inflammable
8	Absolute alcohol is obtained by adding rectified apirit in alcohol:	A. Water B. Na₂CO₃ C. NaOH D. CaO
9	Methanol is prepared from CO and H_{2 using catalyst:}	A. ZnO B. Cr₂O₃ C. Pt D. Ni
10	Which compound does not show hydrogen bonding with water	A. CH₃OH B. C₂H₅OH C. CH₃- O - CH₃ D. C₆H₅OH

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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

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

Which compound has the maximum repulsion with water?

The malt-sugar in the presence of yeast or invertase gives

Alcohol can be denaturated by adding:

Which of the following compound is obtained on passing ethanol vapours on heated Al2O3?

Which enzyme is not involved in fermentation of strach

Phenol is more readily soluble in

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

Which compound shows more hydrogen bonding?

How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C4H10O

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

Alcohols are derivatives of:

Which isomers of C5H11OH gives, on dehydration, the greatest number of different alkenes

Phenols are derivative of:

Alcohols, phenols and ethers may be considered as derivative of

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

When sodium metal reacts with alcohols

Rectified spirit contains alcohol about:

Methyl alcohol is not used

Which one of the following reacts immediately with conc. HCI in the presence of ZnCI2

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

Salol is prepared from

Compound X has molecular formula C10H14O and is unreactive towards mild oxidising agents. What is the structure of the compound formed by dehydration of X

Ethyl alcohol is industrially prepared from ethylene by

C2H5OH can be differentiated from CH3OH by

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

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

Alcohals can be distinguished using test:

Treatment of a secondary alcohol with a suitable oxidizing agent (K2Cr2O7) results in the formation of

Absolute alcohol is obtained by adding rectified apirit in alcohol:

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ECAT Chemistry Chapter 22 Important MCQ's

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Which of the following compound is obtained on passing ethanol vapours on heated Al₂O₃?

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

How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C₄H₁₀O

Which isomers of C₅H₁₁OH gives, on dehydration, the greatest number of different alkenes

Which one of the following reacts immediately with conc. HCI in the presence of ZnCI₂

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

Compound X has molecular formula C₁₀H₁₄O and is unreactive towards mild oxidising agents. What is the structure of the compound formed by dehydration of X

C₂H₅OH can be differentiated from CH₃OH by

Treatment of a secondary alcohol with a suitable oxidizing agent (K₂Cr₂O₇) results in the formation of