Which of the following are exothermic processes?
(i) Reaction of water with quick lime
(ii) Dilution of an acid
(iii) Evaporation of water
(iv) Sublimation of camphor (crystals)
(a) (i) and (ii) (b) (ii) and (iii)
(c) (i) and (iv) (d) (iii) and (iv)

NCERT Class X
Science - Exemplar Problems

Chapter_Chemical Reactions And Equations

2

Answers

2015-05-28T18:56:41+05:30
(a) 1 and 2 are exothermic reactions
0
2015-05-28T18:57:39+05:30

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(a) (i) and (ii) are exothermic reactions

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