CBSE Class 10 Science 2023 Outside Delhi Set 3

Question : 1 of 12

Marks: +1, -0

There are four solutions A, B, C and D with

{\pH}

values as follows: Which solution(s) would liberate hydrogen gas with zinc?

Solution	A	B	C	D
${\pH}$	2.0	7.0	8.0	12.0

Solution:

Zinc quickly reacts with acid to form hydrogen bubbles and the solution A having the

{\pH}

of 2.0 is highly acidic in nature.

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