Question

When magnesium is burned in air, a power ash X is formed. X on dissolving in water forms Y. i) What are X and Y
ii) Write the word equation for this reaction.
iii) What is the action of Y on litmus paper? ​

Answer 1

Explanation:

x is magnesium oxide

y is magnesium hydroxide

ii) magnesium+oxygen= magnesium oxide

magnesium oxide + water =magnesium hydroxide

iii) y will change the colour of blue litmus paper to red and will not cause any change in red litmus paper

Answer 2

Answer:

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