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	Which structure shows a tertiary alcohol	A. CH₃CH₂OH B. (CH₃)₂CHOH C. (CH₃)₃COH D. CH₂OH
2	Ethanol is prepared in Pakistan form fermentation of:	A. Starch B. Sugar C. Glucose D. Molasses
3	When phenol is reduced in the presence of Zn dust, we get	A. Cyclohexene B. Cyclohexane C. Benzene D. Benzyne
4	Which of the following compound is obtained on passing ethanol vapours on heated Al₂O₃?	A. Ethylether B. Acetone C. Ethane D. Ethanol
5	Alcohol reacts with halogen acid to produce	A. Alkyl halides B. Aldelydes C. Ketones D. Alkanes
6	According to Lewis concept ethers behave as:	A. Acid B. Base C. Acid as well as a base D. None of them
7		A. 1-bromobutane B. 2-bromobutane C. 1-bromo-2-methyl propane D. 2-bromo-2-methyl propane
8	Methanol is prepared from CO and H_{2 using catalyst:}	A. ZnO B. Cr₂O₃ C. Pt D. Ni
9	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
10	Which is a reagent for Lucas test	A. ZnCl₂+ Conc. HCl B. Zn C. Na D. Br

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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 of the following is used as anesthetics

Na reacts with phenol to produce

Which bond shows maximum hydrogen bonding with water?

Oxidation of methyl alcohol 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

Alcohals can be distinguished using test:

Which is possible in ethers?

Which of the following is produced when an aqueous solution of butan-2-ol is refluxed with dil acidified KMnO4

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

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

Which compound is more soluble in water?

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

Ethyl alcohol prepared during fermentation is pure:

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

Which enzyme is not involved in fermentation of strach

Phenols are derivative of:

Ethyl alcohol on oxidation with K2Cr2O7gives

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

Organic acid without a carboxylic acid group is

Which the increase in carbon number of solubility of an alcohol

Picric acid is

In Lucas test teriary alcohol make an oily layer

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

In Lucas test primary alcohol make as oily layer

In Dow's method, phenol can be made from

The reaction of sodium with ethanol gives

Salol is prepared from

Williamson's synthesis is used to prepare

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

Which compound has the maximum repulsion with water?

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ECAT Chemistry Chapter 22 Important MCQ's

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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 of the following is produced when an aqueous solution of butan-2-ol is refluxed with dil acidified KMnO₄

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

Ethyl alcohol on oxidation with K₂Cr₂O₇gives

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

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