Identify the type of reaction for each of the following as
Combination - (p), Decomposition - (q), Displacement - ( r), Double displacement - (s), Combustion -(t)
(i) A compound breaks apart into its elements.
(ii) A metal and a non-metal react to form an ionic compound.
(iii) A compound of hydrogen and carbon reacts with oxygen to produce carbon dioxide and water.
(iv) Silver ion from `Ag(NO_(3))` (aq.) forms a precipitate with bromide ion from KBr (aq.).

Options

A. (i) - q, (ii) - p, (iii) - r, (iv) - s
B. (i) - q, (ii) - p, (iii) - t, (iv) - s
C. (i) - s, (ii) - r, (iii) - q, (iv) - p
D. (i) - p, (ii) - t, (iii) - q, (iv) - r

Answer

B

Explanation

(i) - q, (ii) - p, (iii) - t, (iv) - s