d and f Block Elements Part 1

Section: Chemistry

Question : 38 of 100

Marks: +1, -0

5 g of zinc is treated separately with an excess of
(a) dilute hydrochloric acid and
(b) aqueous sodium hydroxide.
The ratio of the volumes of H2 evolved in these two reactions is :

[9 Jan 2020 Shift 2]

1 : 4
1 : 2
2 : 1
1 : 1

Validate

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