Question

The osmotic pressure of which solution is maximum (consider that deci-molar solution of each 90% dissociated)

• A. Aluminium sulphate
• B. Barium chloride
• C. Sodium sulphate
• D. A mixture of equal volumes of (2) and (3)

Answer 1

Answer: (A)

Aluminium sulphate

Answer 2

$Al_{2}(SO_{4})_{3}$ gives maximum osmotic pressure

because it is gives 5 ion.