JK2009

Flocculation or coagulation of protoplasm is the

Flocculation or coagulation of protoplasm is the Options (a) interchangeability between sol and gel states (b) ability to scatter that…

If the ratio of the rates of diffusion of two gases A and B is 4 : 1. Then the ratio

If the ratio of the rates of diffusion of two gases A and B is 4 : 1. Then the…

A secondary amine could be prepared readily from the starting material

A secondary amine could be prepared readily from the starting material Options (a) alkyl isocyanide (b) alkyl cyanide (c) alkanamide…

The bacteriosatic antibiotic among the following is

The bacteriosatic antibiotic among the following is Options (a) erythromycin (b) penicillin (c) aminoglycoside (d) ofloxacin Correct Answer: erythromycinExplanation:Antibiotics have…

The most easily hydrolysed molecule under SN1 conditions is

The most easily hydrolysed molecule under SN1 conditions is Options (a) allyl chloride (b) ethyl chloride (c) iso-propyl chloride (d)…

The carboxylic acid of least strength among the following is

The carboxylic acid of least strength among the following is Options (a) p-nitrobenzoic acid (b) p-methylbenzoic acid (c) p-chlorobenzoic acid…

In the electrolysis of aqueous solution of CuSO₄ using copper electrodes, the

In the electrolysis of aqueous solution of CuSO₄ using copper electrodes, the process that takes place at the anode is…

Which one of the following has maximum laevorotatory nature

Which one of the following has maximum laevorotatory nature Options (a) D-glucose (b) D-fructose (c) Sucrose (d) Invert sugar Correct…

The most acidic among the following is

The most acidic among the following is Options (a) p-cresol (b) o-cresol (c) p-nitrophenol (d) p-chlorophenol Correct Answer: p-nitrophenolExplanation:No explanation…

Among the following the least thermally stable is

Among the following the least thermally stable is Options (a) K₂CO₃ (b) Na₂CO₃ (c) BaCO₃ (d) Li₂CO₃ Correct Answer: Li₂CO₃Explanation:No…