ICSE Class 7 Answered
Chemistry questions for class 7 ICSE of de nobili school mugma please answer all questions as first as possible when answer please inform me .pls zoom and see the question.
Asked by jahangirhossain848 | 23 Oct, 2019, 08:43: PM
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Ans. 2
Non metallic oxide react with water and give acids.
CO2 +H2O 
H2CO3
when metallic oxide react with water it gives base.
MgO +H2O → Mg(OH)2
so,non metallic oxides are acidic and metallic oxides are basic in nature.
Answered by Ramandeep | 24 Oct, 2019, 03:55: PM
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