![]() ![]() What is a Frenkel defect? How does it affect the density of the solid? Give reason.ĭeficiency of which vitamin causes the disease “Rickets”.Īnswer any FIVE questions: (Each question carries two marks) (5 × 2 = 10) ![]() Ligand which can ligate through 2 different atoms is called ambidentate ligand.Įthanal (CH 3CHO) undergoes aldol condensation reaction. Name a metal refined by Van Arkel method. If the unit of the rate constant of a reaction is mol -1 LS -1 then mention its order. How many Faraday of electricity is required to reduce 1 mole of MnO 4 ions to Mn 2+ ions? The solute does not undergo association or dissociation.When the solute undergoes dissociation. ![]() Van’t Hoffs factor for a solution is less than one. Answer all the following questions: (10 × 1 = 10)Īt constant temperature, the solubility of a gas in a liquid is directly proportional to the partial pressure of the gas present above the surface of the solution.
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