In which solvent is sulphur soluble?

Which mixture of two gases,taken in equal proportions in a gas jar,reacts in the presence of sunlight?

An element $A$ forms two oxides $AO$ and $AO_2$. The oxide $AO$ is neutral,whereas the oxide $AO_2$ is acidic in nature. Would you call element $A$ a metal or a non-metal?

Which one of the following properties is not generally exhibited by ionic compounds?

Which of the following is a reducing agent?

What is formed when boiling sulfur reacts with dihydrogen gas?