ICSE Class 10 Chemistry 2022 Solved Paper

SECTION - I

Choose the correct answers to the questions from the given options.

Question : 7 of 55

Marks: +1, -0

The metallic oxide which when reacts with

{\HCl}

forms salt and water :

Solution:

(d) Sodium oxide
Explanation :

{{\Na}_2 {\O}+2 {\HCl} \;\text " (dil) "\;} ↙{\sodium \oxide}→{ 2 {\NaCl}+ {\H}_2 {\O}}↙{\salt \water}

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