Question

7. Litmus paper turns
(i) blue in a base
(ii) blue in an acid
(iii) red in an acid
(iv) red in a base
a) (i) and (ii)
b) (ii) and (iv)
d) (iii) and (iv)
c) (i) and (iii)​

Answer 1

Answer:

1 and 3 [blue in base and red in acid]

Explanation:

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Answer 2

Acid :- blue change red
Base:- red change blue
So option (c) is right
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