A black coloured substance ‘x’ is hard and porous. When it is burnt in the presence of air, it produces a gas ‘y’ which turns lime water milky. Name ‘x’ and ‘y’ and write the equations involved.
Answers
Answered by
11
Answer:the substance is coal.
It produces a gas called carbon dioxide. It's formula is CO2.
Explanation:no reaction.Coal is a carbon compound.
Similar questions