Chemistry MCQs

Page No. 35

Mixture of catalysts Cr2O3 + A?2O3 + SiO2 at 500?C are used when benzene is prepared from_______________?


aAcetylene

✖


bN-hexane

✓


cBenzene sulphonic acid

✖


dSodium benzoate

✖


View Answer N-hexane

Chlorination of toluene in the presence of sublight produces_________________?


aBenzyl chloride

✓


bo – chlorotoluene

✖


cp – chlorotoluene

✖


dBenzoic acid

✖


View Answer Benzyl chloride

By which method the molecular mass of benzene was determined as 78.108 ?


aSpecific gravity method

✖


bVapour density method

✓


cX-ray diffraction method

✖


dDistillation method

✖


View Answer Vapour density method

Nitration of chlorobenzene gives___________________?


ao – chloronitrobenzene

✖


bp – chloronitrobenzene

✖


cm – chloronitrobenzene

✖


dA and B

✓


View Answer A and B

Aniline is a derivative of benzene which contains__________________?


aImino group

✖


bAmino group

✓


cAmide group

✖


dNitro group

✖


View Answer Amino group

In benzene sulphonic acid the sulphonic group is attached with benzene ring through ___________________?


aHydrogen

✖


bOxygen

✖


cSulphur

✓


dOH

✖


View Answer Sulphur

The hydrolysis of Benzenetrizonide will yield three moles of____________________?


aGlyoxime

✖


bBenzaldehyde

✖


cGlycol

✖


dGlyoxal

✓


View Answer Glyoxal

What is the molecular formula of Benzenetriozonide ?


aC6H6O9

✓


b C6H5O8

✖


c C6H5O9

✖


dC6H6O6

✖


View Answer C6H6O9

Which compound form benzoic acid on oxidation with acidified KMnO4 or K2Cr2O7 ?


aToluene

✖


bethyl benzene

✖


cn-propyl benzene

✖


dAll

✓


View Answer All

Replacement of hydrogen of benzene by alkyl group in the presence of alkyl halide & aluminum chloride is known as__________________?


aDows process

✖


bFriedel & Craft acylation

✖


cFriedel & Craft alkylation

✓


dClemmenson reduction

✖



Goto Page No.

Page 35 of 119

Alphabetical MCQs Categories
—

Here below You find all kind of categories of MCQs in alphabetical order.


"Comprehensive Collection of MCQs: Alphabetically Organized by Subject"
—

"Discover an extensive collection of multiple-choice questions (MCQs) neatly categorized by subject from A to Z. This resource is designed for anyone eager to explore various topics in a straightforward and organized manner. Whether you're a student preparing for exams, an educator seeking supplementary materials, or simply curious about different subjects, this compilation offers a convenient way to learn and assess your knowledge. With questions arranged alphabetically, navigation is effortless, allowing you to delve into subjects of interest at your own pace. Engage, learn, and expand your understanding with this accessible and comprehensive repository of MCQs!"


BolPakistan

bolpakistan.com.pk includes Job Mcqs and Pak Mcqs is the Top Largest Mcqs Forum in World, in which you can read Mcqs of All Subjects, PPSC test preparation, FPSC, NTS and PPSC PAST PAPERS, PPSC PAST MCQS. A Collection of Repeated MCQs for JOBs seekers.

Copyright © 2024, Designed & Developed by BolPakistan