Give a Reason for the Following. Hydrogen and Alkali Metals of Group 1 Ia React with Copper Ii Oxide to Give Copper. - Chemistry

Give a reason for the following.

Hydrogen and alkali metals of group 1 [IA] react with copper [II] oxide to give copper.

Solution

Hydrogen and alkali metals act as reducing agents and reduce CuO to Cu.
$\ce{CuO + H2->Cu + H2O}$

Concept: Hydrogen from Alkalies
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Viraf J. Dalal Class 9 Simplified ICSE Chemistry
Chapter 6 Study Of The First Element — Hydrogen
Hydrogen | Q 3.3