1. Hydrogenation of the above compound in the presence of poisoned palladium catalyst gives Me Me...

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1. Hydrogenation of the above compound in the presence of poisoned palladium catalyst gives Me Me Me H H (a) An optically active compound (c) A racemic mixture (b) An optically inactive compound (d) A diastereomeric mixture 2. 3. The sum of "number off filled orbitals" and "number of vacant orbitals" upto valence shell of Fe is (a) 15 (b) 25 (c) 30 (d) 35 Resistance of an aqueous solution containing 2 moles NH4Cl and completely filled in between two electrodes which are 20cm apart was found to be 100 ohm. The molar conductivity of NH4Cl (in ohm cm mol) is (b) 1.25 The oxidation of toluene with hot KMnO4 gives- (a) 2.0 4. (a) Benzoic acid 5. (b) Benzaldehyde (c) 2.50 (c) Benzene (d) 3.80 (d) Benzyl alcohol Which of the following set contains specie that have interaction energy proportional to? (r internuclear distance) 6. OH OH CN (A) O + (B) + OH CN (D) KC NaCl What is the apparent molecular mass (in gm/mol) of a weak acid, HA (molar mass = 30.0 gm/mol) in an aqueous solution, which shows elevation in boiling point by 0.0156C? [Given: pk, (HA) = 2.0, K, (H2O) = 0.52 K kg mol] (a) 17.8 (b) 28.3 (c) 20.0 (d) 23.6 1. Hydrogenation of the above compound in the presence of poisoned palladium catalyst gives Me Me Me H H (a) An optically active compound (c) A racemic mixture (b) An optically inactive compound (d) A diastereomeric mixture 2. 3. The sum of "number off filled orbitals" and "number of vacant orbitals" upto valence shell of Fe is (a) 15 (b) 25 (c) 30 (d) 35 Resistance of an aqueous solution containing 2 moles NH4Cl and completely filled in between two electrodes which are 20cm apart was found to be 100 ohm. The molar conductivity of NH4Cl (in ohm cm mol) is (b) 1.25 The oxidation of toluene with hot KMnO4 gives- (a) 2.0 4. (a) Benzoic acid 5. (b) Benzaldehyde (c) 2.50 (c) Benzene (d) 3.80 (d) Benzyl alcohol Which of the following set contains specie that have interaction energy proportional to? (r internuclear distance) 6. OH OH CN (A) O + (B) + OH CN (D) KC NaCl What is the apparent molecular mass (in gm/mol) of a weak acid, HA (molar mass = 30.0 gm/mol) in an aqueous solution, which shows elevation in boiling point by 0.0156C? [Given: pk, (HA) = 2.0, K, (H2O) = 0.52 K kg mol] (a) 17.8 (b) 28.3 (c) 20.0 (d) 23.6