TET-Ctet-Chemistry-set-1

Chemistry MCQs for all Competitive Exams SET-1
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-1
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

Holes are caused in the …………… layer of atmosphere

[A].   Ionosphere
[B].   Stratosphere
[C].   Exosphere
[D].   Troposphere


Question : 2

.……………… causes acid rain

[A].   Carbon monoxide
[B].   Nitrogen oxide
[C].   Oxygen
[D].   Sulphur


Question : 3

Real estate development can cause …………….

[A].   air pollution
[B].   water pollution
[C].   land pollution
[D].   noise pollution


Question : 4

The discharge tube experiment was first done by ……………

[A].   William Crooke
[B].   J.J. Thomson
[C].   Johnstone Stoney
[D].   Proust


Question : 5

Who is known as a `Meticulous Meteorologist’?

[A].   Dalton
[B].   Proust
[C].   Lavoisier
[D].   Faraday


Question : 6

.………………. Reacts with haemoglobin

[A].   Carbon dioxide
[B].   Nitrogen oxide
[C].   Sulphurdioxide
[D].   Carbon monoxide


Question : 7

Air contains ……………… percentage of nitrogen

[A].   3%
[B].   20.9%
[C].   78%
[D].   50&


Question : 8

Atom is the ………….. particle that takes part in chemical reaction

[A].   smallest
[B].   largest
[C].   medium
[D].   passive


Question : 9

The Law of Definite Proportions is given by ……………..

[A].   Proust
[B].   Lavoisier
[C].   Dalton
[D].   Gay Lussac


Question : 10

Mass is neither created, nor destroyed during physical or chemical changes. This statement explains …………….

[A].   The Law of Constant Proportion
[B].   Gay Lussac’s law
[C].   The Law of Conservation of Mass
[D].   Dalton’s atomic theory





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