Answer:
(i)
Dry HCl gas No change on litmus paper
(ii) Moistened NH3 gas
(basic) Red litmus will turn blue.
(iii) Lemon Juice (contains citric acid)
Blue litmus will turn red.
(iv) Carbonated soft drinks (contains carbonic
acid) Blue litmus will turn red.
(v) Curd (contains lactic acid) Blue
litmus will turn red.
(vi) Soap solution (basic) Red litmus
will turn blue.
You need to login to perform this action.
You will be redirected in
3 sec