A brown substance x on heating in air forms a substance y when hydroge

1.	A brown substance x on heating in air forms a substance y when hydrogen gas is passed over heated y
Answer» Answer: If the substance X is BROWN in colour it Should be *Copper. Under the presence of oxygen, COPPER forms copper oxide.The reaction is as follows-- 2Cu+O2--->2CuO Therefore the substance Y is called as Copper oxi*de. Hope it HELPS.

A brown substance x on heating in air forms a substance y when hydrogen gas is passed over heated y

Answer»

Answer:

If the substance X is BROWN in colour it Should be Copper.

Under the presence of oxygen, COPPER forms copper oxide.The reaction is as follows--

2Cu+O2--->2CuO

Therefore the substance Y is called as Copper oxide.