TET-Ctet-Chemistry-set-98

Chemistry MCQs for all Competitive Exams SET-98
Psychology Multiple Choice Questions

Chemistry Multiple Choice Questions(MCQ)
रसायन विज्ञान बहुविकल्पीय प्रश्न

Welcome to our exclusive collections of chemistry multiple choice questions with answers. All questions are of multiple choice type.In these MCQs sets we are going to share most important questions related to chemistry. These questions are very helpful for those candidates and aspirants who are preparing for the various government and non government exam as well as in interview.
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Chemistry MCQs for all Competitive Exams SET-98
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question: 1

Consider the following substances
I. Heavy Water
II. Graphite
Which of the substances given above is/are used as a moderator in a nuclear reactor?

[A].   Only I
[B].   Only II
[C].   Both I and II
[D].   Neither I nor II


Question: 2

Vinegar is used as a condiment, and in the pickling of vegetables and other foods. What is the constituent of vinegar?

[A].   Butanoic acid
[B].   Methanoic acid
[C].   Ethanoic acid
[D].   Hexanoic acid


Question: 3

Which one of the following is the important ore of magnesium?

[A].   Cassiterite
[B].   Malachite
[C].   Camalite
[D].   Galena


Question: 4

Which one of the following is used in the preparation of antiseptic solution?

[A].   Potassium nitrate
[B].   Iodine
[C].   Iodine chloride
[D].   Potassium chloride


Question: 5

Which one of the following is used to measure the combustion quality of diesel fuel during compression ignition?

[A].   Octane number
[B].   Cetane number
[C].   Iodine number
[D].   Polenske number


Question: 6

Making of chappathi is based on

[A].   Graham’s law
[B].   Henry’s law
[C].   Charles’ law
[D].   Boyle’s law


Question: 7

Which one among the following chemicals can be used to clean the surface of gold ornaments?

[A].   Concentrated sulphuric acid
[B].   Concentrated sodium hydroxide
[C].   Aqua-regia
[D].   Sodium thiosulphate solution


Question: 8

When the fats are reacted with alkali, they form ’soaps’. The type of reaction taking place in the formation of soaps is called

[A].   emulsification
[B].   saponification
[C].   halogenation
[D].   oxidation


Question: 9

Nail polish remover contains

[A].   benzene
[B].   formaldehyde
[C].   acetic acid
[D].   acetone


Question: 10

Liquid sodium is used for the heat transfer medium in some of nuclear reactor because

[A].   sodium has high rate of vapourisation
[B].   sodium has low density and high viscosity
[C].   sodium has high specific heat than the most liquid metals
[D].   All of the above





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