TET-Ctet-Chemistry-set-100

Chemistry MCQs for all Competitive Exams SET-100
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-100
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question: 1

pH of fresh groundwater slightly decreases upon exposure to air because “

[A].   carbon dioxide from air is dissolved in the water
[B].   oxygen from air is dissolved in the water
[C].   the dissolved carbon dioxide of the groundwater escapes into air
[D].   the dissolved oxygen of the groundwater escapes into air


Question: 2

Which allotropy of carbon is in rigid three-demensional structure?

[A].   Graphite
[B].   Fullerene
[C].   Diamond
[D].   Carbon black


Question: 3

The most important ore of aluminium is

[A].   bauxite
[B].   calamine
[C].   calcite
[D].   galena


Question: 4

Guncotton is used as a propellant or low-order explosive. Chemically the gun cotton is

[A].   potassium hydroxide
[B].   cellulose sulphate
[C].   cellulose nitrate
[D].   calcium phosphate


Question: 5

Which of the following pesticide is applied to the foundation of buildings to prevent termites?

[A].   Aldrin
[B].   Malathion
[C].   Atrazine
[D].   Carbaryl


Question: 6

The flavour of apple is mainly due to which one of the following?

[A].   Formalin
[B].   Ethanol
[C].   Benzene
[D].   Benzaldehyde


Question: 7

Which one of the following has been producing/can produce light by a chemical change?

[A].   Electric bulb
[B].   Moon
[C].   Sun
[D].   Lightning and thunder


Question: 8

What type of reaction is carried out by the lipase in the digestion of fats?

[A].   Reduction
[B].   Dehydration
[C].   Hydrolysis
[D].   Calcification


Question: 9

Sodium stearate is a salt and is used

[A].   in gun powder
[B].   in paint
[C].   to make soap
[D].   to make fertilizer


Question: 10

Which one of the following enzyme is used to digest gelatine in the process of recovering silver from the photographic film?

[A].   Amylase
[B].   Pepsin
[C].   lipase
[D].   None of these





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