Question

A blue litmus paper was first dipped in dil. HCI and then in dil. NaOH solution.
It was observed that the colour of the litmus paper
(a) changed first to red and then to blue
(b) changed to red
(c) remained blue in both the solutions
ved
(d) changed first to rest and then to the​

Answer 1

Answer:

A blue litmus paper was first dipped in dil. HCI and then in dil. NaOH solution.

It was observed that the colour of the litmus paper

(a) changed first to red and then to blue

(b) changed to red

(c) remained blue in both the solutions

ved

(d) changed first to rest and then to the