TET-Ctet-Chemistry-set-6

Chemistry MCQs for all Competitive Exams SET-6
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-6
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

Which of the following is not true about combustion?

[A].   Combustion occurs only in the presence of oxygen
[B].   The substances get oxidized in combustion
[C].   It produces light and heat
[D].   Both (Opt1) and (Opt3)


Question : 2

Which of these has lowest ignition temperature?

[A].   Petrol
[B].   Water
[C].   Kerosene
[D].   Wood


Question : 3

In which zone of a candle does complete combustion take place?

[A].   inner
[B].   middle
[C].   outer
[D].   all the three zones


Question : 4

A luminous flame appears ……………

[A].   Red
[B].   Yellow
[C].   Blue
[D].   Green


Question : 5

Which of the following is not a necessary condition of combustion?

[A].   Presence of combustible substance
[B].   Attainment of ignition temperature
[C].   Presence of supporter of combustion
[D].   Presence of carbon dioxide


Question : 6

Sun produces heat and light through …………………

[A].   Nuclear reactions
[B].   Combustion
[C].   Inflammation
[D].   Fractional distillation


Question : 7

Pick up combustible substances from the following:

[A].   Wood
[B].   Stone
[C].   Granite
[D].   Chalk


Question : 8

The lowest temperature at which a substance catches fire is …………………

[A].   Boiling temperature
[B].   Melting temperature
[C].   Body temperature
[D].   Ignition temperature


Question : 9

Incomplete combustion of a fuel produces ………………

[A].   less energy
[B].   carbon monoxide
[C].   soot
[D].   all the above


Question : 10

Which of the following fuels has the highest calorific value?

[A].   Hydrogen
[B].   Petrol
[C].   LPG
[D].   Natural gas





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