Choose the correct answer from the options: The organic compound having a triple carbon-carbon covalent bond, is

A: C₃H₄
B: C₃H₆
C: C₃H₈
D: C₄H₁₀

Draw the structural formula for each of the following:

     A: 2,2 dimethyl pentane
     B: methanol

Name the gas evolved: Ethene undergoes hydrogenation reaction.

Write a balanced chemical equation for each of the following:

(i) Producing ethane from bromoethane using Zn/Cu couple in alcohol.

(ii) Complete combustion of ethane