Chemistry, asked by Anonymous, 1 month ago

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)​

Answers

Answered by Anonymous
1

Explanation:

Give the chemical name and chemical formulae of the following:

(a) A reddish brown deposit formed on iron nail on exposure to damp air

(b) A greenish layer formed on copper articles on long exposure to air.

(c) A blackish tinge formed on silver vessels

(ii) Also mention condition/conditions necessary for their formation in each case.

(iii) Name the process involved and define it.

Answered by eswarivelan
0

Answer:

a) (i) and (ii)

hope it is helpful mark as brainlist

Similar questions