engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) General Science Chemistry Chemical Reaction
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)
1
(i) and (ii)
2
(ii) and (iii)
3
(i) and (iv)
4
(iii) and (iv)