Question

Compound A on reacting with baking soda produces
a colourless gas C, which when passed through lime
water forms a solution D. On further passing the gas
C through D, another solution E is formed. Identify
the nature of A and the colour of the solution E.
(1) Acidic, blue (2) Basic, red
(3) Basic, yellow (4) Acidic, colourless

Answer 1

the answer is
nature of gas is basic
nature of compound e is basic