Chemistry MCQS

Chemistry Mcqs for Test Preparation from Basic to Advance. Chemistry Mcqs are from the different sections of Chemistry Subject. Here you will find Mcqs of Chemistry from Basic to Advance. Which will help you to get higher marks in Chemistry portion of test. These Mcqs are useful for students and job seekers i.e MCAT ECAT ETEA test preparation, PPSC Test, FPSC Test, SPSC Test, KPPSC Test,BPSC Test, PTS ,OTS,GTS,JTS,CTS.

Keeping in view the size of atom which is in correct order___________________?

A. Mg > Sr
B. Ba > Mg
C. Lu > Ce
D. CI > 1

Which one is not the use of silicones________________________?

A. Lubricant
B. Water repellent film
C. Rubber sheet
D. Medicine

Chemical composition of cinnabar is____________________?

A. FeS2
B. HgS
C. PbS
D. ZnS

When chlorine is passed through hot solution of caustic soda the reaction is said as___________________?

A. Displacement
B. Reduction
C. Disproportionation reaction
D. Double displacement reaction

In the complex [Cr(OH)3(H2O)3] the coordination number is __________________?

A. 2
B. 3
C. 4
D. 6

A great variety of the organic compounds is due to its property of carbon_________________?

A. Show tetravalency
B. Exhibit catenation
C. Show isomerism
D. Can form multiple bonds

Vinyl acetylene combines with hydrochloric acid produces___________________?

A. Diviny1 acetylene
B. Ethylidine dichloride
C. Chloroprene
D. 1 – 3 – 3 – trichloro butane

When toluene reacts with chlorine in sunlight the first major product is__________________?

A. Benzy1 chloride
B. Benzal dichloride
C. O-chlorotoluene
D. O-chlorotoluene and P-chlorotoluene

Which one of the following is not a good leaving group ?

A. HSO4-
B. Cl-
C. OH-
D. Br-

The process of fermentation involves all the enzymes except__________________?

A. Diastase
B. Invertase
C. Zymase
D. Sucrase

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