Question

(a) Give balanced chemical equations for the following reactions:
(i) Dilute nitric acid with copper.
(ii) Sodium hydrogen carbonate is added to nitric acid.
(b) State whether the following statement is correct or incorrect. Correct if it is incorrect.
Nitric acid is tasteless. [3 MARKS]

Answer 1

a) 2 Marks
b) 1 Mark

(a) (i) $3Cu+8HN{O}_3\to 3Cu(N{O}_3{)}_2+2NO+4H_{2}O$
(ii) $NaHC{O}_3+HN{O}_3\to NaN{O}_3+H_{2}O+C{O}_2\uparrow$
(b) The statement is incorrect. Nitric acid is sour in taste.