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	Picric acid is	A. 2, 4, 6-Trinitrotoluene B. 2, 4, 6-Tribomoethanol C. 2, 4,6-Trinitrophenol D. Para-Nitrophenol
2	Phenol gives ---------- Colour with neutral FeCl₃solution	A. Violet B. Green C. Red D. Blue
3	Which structure shows a tertiary alcohol	A. CH₃CH₂OH B. (CH₃)₂CHOH C. (CH₃)₃COH D. CH₂OH
4	Williamson's synthesis is used to prepare	A. Diethylether B. Phenolphthalein C. Hydrogenation D. Bakelite
5	Dow's process is used for the preparation of	A. Ester B. Ethers C. Alcohols D. Phenols
6	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
7	Which of the following cannot be produced by acidic dehydration of alcohols?	A. Ethers B. Aldehyde C. Alkyl Hydrogen sulphate D. Alkene
8	Methanol is prepared from CO and H_{2 using catalyst:}	A. ZnO B. Cr₂O₃ C. Pt D. Ni
9	Which compound contains - OH in their molecule	A. Alcohol B. Phenol C. Alcohol and phenol D. Ether
10	Which compound will not dissolve in H₂O	A. C₆H₆ B. C₂H₅OH C. CH₃CH₂CH₂OH D. CH₃- OH

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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 compound contains - OH in their molecule

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

Alcohals can be distinguished using test:

What will react differently with the two isomeric pentols, (CH3)3CCH2OH and (CH3)2CH CH2CH2OH

When alcohol reacts with concentreated H2SO4intermediate compound formed as

Rectified spirit contains alcohol about

Which one is primary alcohol?

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

On heating glycerol with conc. Sulphuric acid a compound with unpleasant odour is obtained. The compound is

In Lucas test teriary alcohol make an oily layer

Ethanol can be converted into ethanoic acid :

Which is a reagent for Lucas test

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

Which of the following is an isomer of ethanol

Which bond shows maximum hydrogen bonding with water?

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

The reaction of sodium with ethanol 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 is correct?

Williamson's synthesis is used to prepare

Which compound shows hydrogen bonding

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

Which compound shows more hydrogen bonding?

Alcohols are derivatives of:

Diethyl ether is obtained by Williamsons synthesis using

Ethanol is prepared in Pakistan form fermentation of:

The formula of secondary alcohol is

Absolute alcohol is obtained by adding rectified apirit in alcohol:

Which of the following will not give iodoform test?

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

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ECAT Chemistry Chapter 22 Important MCQ's

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What will react differently with the two isomeric pentols, (CH₃)₃CCH₂OH and (CH₃)₂CH CH₂CH₂OH

When alcohol reacts with concentreated H₂SO₄intermediate compound formed as

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

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

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}