Question

*
Name the gas that decompose it
carbon and hydrogen on strong
heavy heating.​

Answer 1

Answer:

Calcium carbonate (limestone or chalk) decomposes into calcium oxide and carbon dioxide when heated

Answer 2

Answer:

Here you go,

Explanation:

Acetylene (systematic name: ethyne) is the chemical compound with the formula C2H2. It is a hydrocarbon and the simplest alkyne. This colorless gas is widely used as a fuel and a chemical building block. It is unstable in its pure form and thus is usually handled as a solution.