Ethene can be separated from ethyne by passing the mixture through

Elthelene can be separated from acetylene by passing the mixture through

Ethylene can be separated from acetylene by passing the maxiture through

Correct the following statements : Hydrogen is separated from CO by passing the mixture through caustic potash solution.

Ethene is obtained from ethyne by

Which of the following pairs of cations can be separated by passing H_(2)S through the mixture in the presence of 0.2 M HCl?