Question 1
Compound Y is thermally decomposed with carbon using the apparatus below.
Reaction tube
Compound Y
and carbon
1
Heat
Limewater
A brown solid is formed in the reaction tube and the limewater turns cloudy.
What is compound Y?
А
Copper (11) oxide
B
Calcium oxide
с
Magnesium oxide
D
Sodium oxide

Question 1 Compound Y is thermally decomposed with carbon using the apparatus below Reaction tube Compound Y and carbon 1 Heat Limewater A brown solid is formed class=