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Exam NameChemistry QUESTIONS
DescriptionChemistry QUESTIONS and Answers exams contains the questions from various competitive exams.These questions are the part of previous year paper.These kind of questions would be helpful in preparing for exams like IAS, PCS, UPSC, NDA, CDS SSC, RRB, PSC, IBPS

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Question: Which of the following metals react with nitrogen to form nitride ?

Question: The term ‘enzyme’ was coined by --


Question: Which set of conditions represents easiest way to liquify gas ?

Answer:Low temperature, high pressure

Question: Artificial rain is caused by spraying small pellets of which of the following over clouds ?


Question: Galvanisation is deposition of --

Answer:Zinc of iron

Question: Equal volumes of different gases at any definite temperature and pressure have --

Answer:equal no. of molecules

Question: Milk is an example of --


Question: Which of the following modes of expressing concentration is independent of temperature --


Question: If temperature is kept constant during the reaction the process is called --


Question: Cholera is caused by --

Answer:vibrio cholerae

Question: Why do colloidal substance do not deposited below ?

Answer:Specific gravity is less

Question: Lightening cause rainfall because --

Answer:It activate H2O molecule

Question: Nitrification means --

Answer:Convert the atmospheric nitrogen to effective nitrogen compound.

Question: Cell membrane is --


Question: Cholesterol is one kind of --

Answer:Saturated fatty acid

Question: Ethyl-alcohol is mixed completely with water. How ethyl alcohol is separated from the mixture ?


Question: White vitriol is --

Answer:ZnSO4, 7H2O

Question: C.T. Scanning uses --

Answer:Ultrasound waves

Question: Chemically ‘speropolenin’ is a / an --

Answer:co-polymer of carotinoid and fatty acid

Question: A mixture of salt and sand can be separated by --

Answer:Dissolving water