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Science CBSE Homework Assignments
Class 10
Metals and Non-Metals
Formation of metal oxide
1.
Reaction of metals with oxygen
Question:
3
m.
1
.
When sodium or potassium reacts with water, it produces an exothermic reaction.
Correct
Incorrect
2
.
The appearance of surface of magnesium after burning is silver black.
Correct
Incorrect
3
.
Zinc oxide acts as both an acid and base.
Correct
Incorrect
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