Question

Straight objective Type Questions. 15 × 1 = 15 M

1. A drop of liquid sample was put on the PH paper. The colour of the PH paper turned blue. The

liquid sample could be of​

Answer 1

Answer :

Sodium BIcarbonate makes pH paper turn blue. sodium bicarbonate is the option as when a red litmus turns blue.. it indicates the sign of a base.

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