JEE Advanced Solutions, Solid State and Surface Chemistry questions with solutions
Colligative properties and Raoult law, crystal lattices and unit cells, colloids and adsorption. 28 questions from our 2016–2025 JEE Advanced pattern papers, from the Class 12 Chemistry syllabus. Each has the answer and a full solution.
Also practise: Solutions, Solid State and Surface Chemistry for JEE Main
JEE Advanced 2025
- 12.2 g of benzoic acid (molar mass 122 g mol^-1) is dissolved in 250 g of benzene (Kf=5.12 K kg mol^-1). Assuming the acid does not ionise in benzene…
- In an ionic solid MX the anions X^- (radius R) form a cubic close-packed array and the cations M^+ occupy all the octahedral voids, just touching the…
JEE Advanced 2024
- In a normal spinel AB2O4, the oxide ions form a cubic close-packed lattice, the A^2+ ions occupy one-eighth of the tetrahedral voids and the B^3+…
- Match the aqueous solution in List-I with its freezing-point depression Δ Tf in List-II. Take Kf=1.86 K kg mol^-1 and assume ideal behaviour, and…
- In a normal spinel MgAl2O4 the oxide ions form a cubic close-packed array, with Mg^2+ ions in tetrahedral voids and Al^3+ ions in octahedral voids.…
- Benzene (A, p^°=120 torr) and a less volatile liquid B (p^°=40 torr) form an ideal solution. An equimolar liquid L0 is in equilibrium with its vapour…
JEE Advanced 2023
JEE Advanced 2022
JEE Advanced 2021
- Paragraph 1: Benzoic acid (molar mass 122 g mol^-1) dimerises completely or partially in benzene through hydrogen bonding: 2…
- (s) about crystal structures. (Avogadro constant NA=6.022×10^23 mol^-1.)
- Paragraph 2: A solute, benzoic acid (M=122 g mol^-1), partially dimerises through hydrogen bonding in benzene according to 2Arightleftharpoons A2…
JEE Advanced 2020
- Aqueous solutions are assumed ideal and strong electrolytes are completely dissociated. Take Kf(H2O)=1.86 K kg mol^-1 and R=0.0821 L atm K^-1mol^-1.
- An ionic solid MX crystallises in the rock-salt structure: the anions form a cubic close-packed lattice, and the cations occupy all the octahedral…
- Benzoic acid (molar mass 122 g mol^-1) associates into dimers in benzene. When 6.1 g of benzoic acid is dissolved in 100 g of benzene (taking Kf=5.12…
JEE Advanced 2019
- 610 g of benzoic acid (molar mass 122 g mol^-1) is dissolved in 30.0 g of benzene (cryoscopic constant Kf=5.12 K kg mol^-1). The solute partly…
- (s) about ionic and close-packed crystal structures.
- 0 g of acetic acid (M=60 g mol^-1) is dissolved in 200 g of benzene (Kf=5.12 K kg mol^-1). The acid associates to dimers in benzene, and 80% of the…
- A metal of atomic mass 63.5 g mol^-1 crystallises in a face-centred cubic lattice with atomic radius 128 pm (atoms touch along the face diagonal).…
JEE Advanced 2018
- 22 g of benzoic acid (molar mass 122 g mol^-1) is dissolved in 50 g of benzene (Kf=5.12 K kg mol^-1). Benzoic acid associates only as a dimer…
- Magnesium aluminate (spinel), MgAl2O4, has a cubic structure in which O^2- ions form a cubic close-packed lattice, Mg^2+ ions occupy 1/8 of the…
- Wüstite, a non-stoichiometric iron(II) oxide with the formula Fe0.93O, has a rock-salt structure with cubic unit-cell edge 431 pm (four formula units…
JEE Advanced 2017
JEE Advanced 2016
Other Chemistry topics
Alcohols, Phenols, Ethers and Haloalkanes 11Atomic Structure 9Biomolecules and Polymers 8Carbonyl Compounds, Carboxylic Acids and Amines 20Chemical Bonding and Molecular Structure 17Chemical Equilibrium 12Chemical Kinetics 24Chemical Thermodynamics 21Coordination Compounds 23Electrochemistry 22General Organic Chemistry and Isomerism 37Hydrocarbons 12Ionic Equilibrium 20Mole Concept and Stoichiometry 6Qualitative and Practical Chemistry 7Redox Reactions and Titrations 15d- and f-Block Elements and Metallurgy 11s-Block, p-Block Elements and Hydrogen 29