TNPSC Model Question Paper with Answer

Chemistry Questions and Answers

General Science

157.	CO₂ is
	A. a reducing agent B. an oxidizing agent C. a bleaching agent D. a dehydrating agent

158.	Lunar caustic is
	A. copper nitrate B. zinc nitrate C. silver nitrate D. cadmium nitrate

159.	Quick silver is another name for
	A. silver B. mercury C. aluminium D. copper

160.	Ethane and ethylene may be distinguished by using a few drops of
	A. bromine water B. litmus solution C. lime water D. dilute hydrochloric acid