tet-ctet-chemistry-set-57

Chemistry MCQs for all Competitive Exams SET-57
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.
इस पोस्ट में हम रसायन विज्ञान से सम्बंधित कई महत्वपूर्ण बहुविकल्पीय प्रश्न प्रस्तुत कर रहे है , जो कई प्रतियोगी परीक्षाओ में पूछे जाते है. जैसे TET, CTET, JEE, AIPMT, PMT, Police exams ,army exams, CDSE , SBI Clerk , SBIPO, PO, RRB , IBPS PO , PSc, State PSC, Patwari, Samvida, Teacher recruitment test, UPSC, SSC, CGL, SI, CTET, TET, CDS, MAT , SSC 10+2 , CLAT , NIFT , SBI , IBPS Clerk, Vyapam, आदि.

Chemistry MCQs for all Competitive Exams SET-57
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question: 1

The system that uses radioactivity to decide the period of materials of pre-historic period is :

[A].   Radium dating
[B].   Uranium dating
[C].   Carbon dating
[D].   Deuterium dating


Question: 2

Silk fiber chemically is:

[A].   Fat
[B].   Protein
[C].   Cellulose
[D].   Carbohydrate


Question: 3

Which one of the following is extensively used for sterilizing water

[A].   Alum
[B].   Sodpowder
[C].   Borax powder
[D].   Bleaching powder


Question: 4

The natural sources of hydrocarbon is :

[A].   Crude oil
[B].   Biomass
[C].   Carbohydrates
[D].   None of these


Question: 5

A substance which readily forms colloidal solution in contact with water is called

[A].   Hydrophobic colloid
[B].   Hydrophilic colloid
[C].   Associated colloid
[D].   Extrinsic colloid


Question: 6

Which of the following is not a greenhouse gas?

[A].   hydrogen
[B].   nitric oxide
[C].   carbon dioxide
[D].   chlorofluorocarbon


Question: 7

Which of the following gases is most toxic

[A].   Chlorine
[B].   Sulphur dioxide
[C].   Carbon monoxide
[D].   Carbon dioxide


Question: 8

Molten NaCl (Sodium Chloride) is good conductor of electricity is due to ?

[A].   Free Electron
[B].   Free Ions
[C].   Free Molecules
[D].   None


Question: 9

The most common actinide is ?

[A].   Thorium
[B].   Europium
[C].   Lanthanum
[D].   Samarium


Question: 10

A radioactive substance emits ?

[A].   Alpha particles
[B].   Beta particles
[C].   Gamma particles
[D].   All of the three





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