Question

1. What is the chemical formula of acetylene gas used during gas welding? a. CH4 b. C2H4 c. C2H2 d. C3H6​

Answer 1

Answer:

The chemical formula of acetylene is C2H2, and its extended formula is CH≡CH. The molar mass of acetylene can be given as 26.04 g/mol-1.

Answer 2

Answer:

C2H2

Explanation:

Acetylene, also called Ethyne, contains one or more pairs of carbon linked by triple bonds.

Acetylene is highly unstable.