TET-Ctet-Chemistry-set-74

Chemistry MCQs for all Competitive Exams SET-74
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-74
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

The third shell of an atom can have a maximum of ______ electrons

[A].   13
[B].   15
[C].   18
[D].   21


Question : 2

What is the mass percentage of oxygen in carbon dioxide (CO2)

[A].   0.305
[B].   0.509
[C].   0.658
[D].   0.727


Question : 3

Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition

[A].   UV absorption spectroscopy
[B].   UV photoelectron spectroscopy
[C].   Infrared absorption spectroscopy
[D].   Rotational spectroscopy


Question : 4

What is the mass percentage of oxygen in carbon dioxide (CO2)

[A].   0.305
[B].   0.509
[C].   0.658
[D].   0.727


Question : 5

The product, 9-nitroanthracene is obtained from anthracene by the action of

[A].   Nitric acid and acetic anhydride
[B].   Nitric acid and ethyl alcohol
[C].   Nitric acid and acetic acid
[D].   Nitric acid in excess


Question : 6

What is the mass percentage of carbon in carbon dioxide (CO2)

[A].   0.158
[B].   0.201
[C].   0.273
[D].   0.323


Question : 7

Which of the following electrodes is used in strongly alkaline solution

[A].   Mercury - mercuric oxide electrode
[B].   Mercury - mercurous sulphate electrode
[C].   Mercury - mercurous chloride electrode
[D].   Silver - silver chloride electrode


Question : 8

Which one is the naturally occuring heaviest element

[A].   Mercury
[B].   Thorium
[C].   Uranium
[D].   Protactinium


Question : 9

Which of the following partial miscible liquid pairs has both lower and upper critical solution temperature

[A].   Water and Phenol
[B].   Aniline and n-hexane
[C].   Glycerine and m-toluene
[D].   Water and diethyl aniline


Question : 10

Total number of halogen elements found in the periodic table is

[A].   3
[B].   5
[C].   8
[D].   13





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