The oxidation of sodium borohydride with iodine forms a colourless toxic gas X which catches fire spontaneously on exposure to air. X undergoes hydrolysis to yield a white crystalline solid Y . The correct statement(s) about X and Y is/are

Options

1. AThe oxidation state of the central atom in X and Y is +3 .
2. BThe compound X has both terminal and bridging hydrogens.
3. CThe compound Y forms a layered type structure through hydrogen bonding interaction.
4. DThe compound X reacts with ammonia to form benzene.