Exothermic and Endothermic Reactions (Viva voce) : Class 9 : Chemistry : C-DAC Online Lab

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Exothermic and Endothermic Reactions

Theory

Theory

Procedure
Exothermic
Endothermic
Video
Viva voce
Reference

	1)	Combustion reactions of fuels is an example of
		A) Endothermic reaction B) Exothermic reaction C) Neither Endothermic nor Exothermic D) Both A and B

	2)	Exothermic reaction is a chemical reaction that
		A) releases heat B) absorbs C) can release heat or absorb heat D) None of the above

	3)	Which of the following option states an endothermic reaction
		A) Conversion of Graphite to diamond B) Burning of a substance C) Evaporation of water D) Both A and C

	4)	Endothermic reaction is a chemical reaction that
		A) releases heat B) absorbs C) can release heat or absorb heat D) None of the above

	5)	Siver chloride(AgCl) turns grey in sunlight. 2AgCl(s) = 2Ag(s) + Cl₂
		A) is an exothermic reaction B) is a decomposition reaction C) is an endothermic reaction D) Both B and C

	6)	What form of energy is causing the decomposition reactions
		A) heat B) light C) electricity D) All of the above

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