Question

blue litmus paper was first dipped in dil. HCl and then in dil. NaOH solution. It was observed that the colour of the litmus paper *

1 point

(a) changed to’red

(b) changed first to red and then to blue

(c) changed blue to colourless

(d) remained blue in both the solutions

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Answer 1

Answer:

The colour of blue litmus turns red on bringing it in contact with a drop of dil. hydrochloric acid

Explanation:

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