TET-Ctet-Chemistry-set-93

Chemistry MCQs for all Competitive Exams SET-93
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-93
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question: 1

KO2 (Potassium superoxide) is used in oxygen cylinders in space and submarines because it

[A].   eliminates moisture
[B].   absorbs C02
[C].   produces ozone
[D].   produces C02


Question: 2

Contact lenses are made from

[A].   polyvinyl chloride
[B].   polystyrene
[C].   Teflon
[D].   lucite


Question: 3

The polymeric fibre used as a substitute for wool in making synthetic blankets, sweater, etc., is

[A].   nylon
[B].   teflon
[C].   orlon
[D].   bakelite


Question: 4

Which one of the following compounds is frequently found packed with drying tubes?

[A].   Calcium sulphate
[B].   Magnesium chloride
[C].   Calcium chloride
[D].   Sodium thiosulphate


Question: 5

The bleaching action of chlorine occurs in the presence of

[A].   moisture
[B].   sunlight
[C].   pure oxygen
[D].   pure sulphur dioxide


Question: 6

A body is charged negatively. It implies that

[A].   it has lost some of its protons
[B].   it has lost some of its electrons
[C].   it has gained some electrons from outside
[D].   None of the above


Question: 7

Commercially vulcanisation of rubber involves

[A].   sulphur
[B].   carbon
[C].   phosphorus
[D].   selenium


Question: 8

Which one of the following reducing agents can also act as an oxidising agent?

[A].   Hydrogen chloricd
[B].   Hydrogen iodide
[C].   Hydrogen sulphide
[D].   Sulphur dioxide


Question: 9

The element common to all acids is

[A].   carbon
[B].   hydrogen
[C].   oxygen
[D].   sulphur


Question: 10

Which one among the following polymers is re-synthesised from the naturally occurring polymer?

[A].   Kevlar
[B].   Teflon
[C].   Rayon
[D].   Cellulose





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