Which of the following is not a colligative property?

The colligative properties of a solution depend on

Consider $0.1 \ M$ solutions of two solutes $X$ and $Y$. The solute $X$ behaves as a univalent electrolyte while the solute $Y$ dimerises in solution. Which of the following statements are correct regarding these solutions?
$(a)$ The boiling point of the solution of $X$ will be higher than that of $Y$
$(b)$ The osmotic pressure of the solution of $X$ will be higher than that of $Y$
$(c)$ The freezing point of the solution of $X$ will be lower than that of $Y$
$(d)$ The relative lowering of vapour pressure of both the solutions will be the same
Select the correct answer from the given options $:-$

What happens when a non-volatile solute is dissolved in water?

When a non-volatile solute is dissolved in water,which of the following occurs?

Which one of the following aqueous solutions will exhibit the highest boiling point?