PYQ Vault

Order of osmotic pressure of electrolyte solutions

The same question, asked 3 times: 9 May 2023 S2*, 21 Apr 2025 S2*, 25 Apr 2025 S2. Every wording below, oldest first.

Try each one first, then open its answer.

  1. Question 1

    9 May 2023 S2

    75
    Assuming complete ionisation, arrange the following solutions in order of increasing osmotic pressure. (A) 0.5 m Li2_2SO4_4 (B) 0.5 m KCl (C) 0.5 m Al2_2(SO4_4)3_3 (D) 0.1 m BaCl2_2

    Tap an option to check your answer.

  2. Question 2

    21 Apr 2025 S2

    70
    Arrange the following solutions according to decreasing order of osmotic pressure under similar condition of temperature and assuming complete dissociation. (I) 0.2 m KCl (II) 0.3 mMgSO40.3\text{ }m{MgSO}_{4} (III) 0.1 mBaCl20.1\text{ }m{BaCl}_{2} (IV) 0.5 mAl2(SO4)30.5\text{ }m{Al}_{2}\left( {SO}_{4} \right)_{3}

    Tap an option to check your answer.

  3. Question 3

    25 Apr 2025 S2

    85
    Arrange the following equimolar solutions according to increasing order of osmotic pressure [Assume complete ionization] (i) KCl (ii) BaCl2{BaCl}_{2} (iii) AlCl3{AlCl}_{3} (iv) Al2(SO4)3{Al}_{2}\left( {SO}_{4} \right)_{3}

    Tap an option to check your answer.