ICSE Class 10 Chemistry 2022 Solved Paper

SECTION - I

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

Question : 7

Total: 55

The metallic oxide which when reacts with HCl forms salt and water :

Solution:

(d) Sodium oxide
Explanation :

Na2O+2‌HCl‌ (dil) ‌

sodium‌oxide

→

2‌NaCl+H2O

salt‌water

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