Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

Dry distillation of sodium propanoate with sodalime gives (a) Propane (b) Propene (c) Ethane (d) Ethene Dry distillation of sodium propanoate with sodalime gives (a) Propane (b) Propene (c) Ethane (d) Ethene December 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In Wurtz reaction, the reagent used is (a) Na (b) Na/liquid NH3 (c) Na/dry ether (d) Na/dry alcohol In Wurtz reaction the reagent used is (a) Na (b) Na/liquid NH3 (c) Na/dry ether (d) Na/dry alcohol December 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Sodium ethoxide is a specific reagent for (a) Dehydration (b) Dehydrogenation (c) Dehydrohalogenation (d) Dehalogenation Sodium ethoxide is a specific reagent for (a) Dehydration (b) Dehydrogenation (c) Dehydrohalogenation (d) Dehalogenation December 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

In the preparation of alkanes; a concentrated aqueous solution of sodium or potassium salts of saturated carboxylic acid are subjected to (a) Hydrolysis (b) Oxidation In the preparation of alkanes; a concentrated aqueous solution of sodium or potassium salts of saturated carboxylic acid are subjected to (a) Hydrolysis (b) Oxidation December 12, 2020 Category: Uncategorised [...]

Anhydrous sodium acetate on heating with sodalime gives (a) Acetic acid (b) Methane (c) Calcium acetate (d) Ethane Anhydrous sodium acetate on heating with sodalime gives (a) Acetic acid (b) Methane (c) Calcium acetate (d) Ethane December 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Gasoline has composition (a) C8-C12 (b) C2-C5 (c) C6-C8 (d) None of these Gasoline has composition (a) C8-C12 (b) C2-C5 (c) C6-C8 (d) None of these December 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

On mixing tetraethyl lead to gasoline available at petrol pumps (a) Calrofic value of the fuel increases (b) Odour diminishes On mixing tetraethyl lead to gasoline available at petrol pumps (a) Calrofic value of the fuel increases (b) Odour diminishes December 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The vapour pressure of a solvent decreased by 10 mm of Hg when a non-volatile solute was added to the solvent. The mole fraction of solute in solution is 0.2, what would be the mole fraction of solvent if decrease in vapour pressure is 20 mm of mercury ? The vapour pressure of a solvent [...]

Vapour pressure of CCl 4 at 25 o C is 143 mm of Hg. 0.5 g of a non-volatile solute (mol. Mass =65) is dissolved in 100 mL CCl4 . Find the vapour pressure of the solution: (Density of CCl 4 = 1.58 g/cm 3 ) For 0.1 M solution the colligative property will follow [...]

The vapour pressure of benzene at a certain temperature is 640 mm of Hg. A non-volatile and non-electrolytic solid, weighing 2.175 g, is added to 39.08 g of benzene. The vapour pressure of the solution is 600 mm of Hg. What is the molecular mass (in AMU) of the solid substance? is added to 39.08 [...]