ECAT Pre Engineering Chemistry Chapter 22 MCQ Test With Answer

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

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Abdullah 08 - Mar - 2024 04 Min 10 Sec 65/120
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ECAT Chemistry Chapter 22 Important MCQ's

Sr.#	Question	Answer
1	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
2	Alcohols react with carboxylic acid to produce the class of compounds known as	A. Grignard's reagent B. Esters C. Amides D. None of these
3	The hydroxyl derivatives of aromatic hydrocarbons which have the -OH group directly bonded to the ring C-atom are called	A. Alcohols B. Ketones C. Esters D. Phenols
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	Dehydration of glycerol give	A. Propane B. Propene C. Acrolein D. Benzene
6	Rectified spirit contains alcohol about	A. 80% B. 85% C. 90% D. 95%
7	Mild oxidation of glycerol with H₂O₂/FeSO₄gives	A. Glyceraldehyde B. Dihydroxy acetone C. Glycerose D. None
8	When ethylene glycol is heated with acidified potassium permanganate, the main organic compound obtained is	A. Oxalic acid B. Glyoxal C. Formic acid D. Ethanol
9	When alcohol reacts with concentreated H₂SO₄intermediate compound formed as	A. carbonium ion B. alkoxy ion C. alkyl hydrogen sulphate D. non of these
10	Which compound has the maximum repulsion with water?	A. C₆H₆ B. C₂H₅OH C. CH₃CH₂CH₂OH D. CH₃----O---CH₃

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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

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

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

Which more acidic?

Which of the following is weakly acidic in nature

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

The boiling point of glycerol is more than propanal because of

Hydrolytic coversion of sucrose into glucose and fructose is known as

Which compound is more soluble in water

Picric acid is

Isopropyl alcohol on oxidation gives

A compound of the formula C4H10Oreacts with sodium and undergoes oxidation to give a carbonyl compound which does not reduce Tollen's reagent, the original compound is

Which of the following groups will increase the acidity of phenol?

Methyl alcohol is not used:

Propanone is the product obtained by dehydrogenation of

General formula of alcohol is:

Alcohol can be denaturated by adding:

Which compound shows hydrogen bonding

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

Methyl alcohol is not used

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

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

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

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

Salol is prepared from

Grignard reagent on reaction with a ketone forms

Which is a reagent for Lucas test

The test used for the detection of ethanol in the mouth of a drunk driver is that the drunk driver is asked to blow air from mouth into a solution of K2Cr2O7and H2SO4. The colour changes, if the driver is drunk

Ethanol can be converted into ethanoic acid by

95% alcohol is called

Which compound is more soluble in water

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ECAT Chemistry Chapter 22 Important MCQ's

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

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

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

A compound of the formula C₄H₁₀O_{reacts with sodium and undergoes oxidation to give a carbonyl compound which does not reduce Tollen's reagent, the original compound is}

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

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

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

The test used for the detection of ethanol in the mouth of a drunk driver is that the drunk driver is asked to blow air from mouth into a solution of K₂Cr₂O₇and H₂SO₄. The colour changes, if the driver is drunk