In the hydrolysis of sucrose in hydrochloric acid solution, the change in the optical rotation follows the order:

Related MCQs

• The reaction rate constant (k) is 2.0 x 10-3 min.-1 for aspirin hydrolysis in 0.1 N hydrochloric acid at 1mg/ml concentration. Under same conditions, if the product contains aspirin 4 mg/ml of the initial concentration, the k value in minutes-1 will be:
• In the study of the rate of a reaction, 100 ml of 0.1 N hydrochloric acid is added to 10 ml methyl acetate for the reaction to occur. The reason for making such a proportion is to make:
• Normally, ethyl acetate undergoes hydrolysis in presence of H+ and (OH)-ions. The order of the reaction observed in the acidic and alkaline solutions, respectively, are:
• A second order reaction follows pseudo-first order reaction, when the concentrations of:
• The specific rate constant (k) determined for aspirin hydrolysis in pH 1.0 buffer at 1 mg/ml concentration is 2.0x10-3 min-1 at 25°C. The shelf life of the product is (in minutes):
• Which one of these methods is the MOST effective in preventing the rate of hydrolysis?
• In the photochemical degradation of multisulpha preparation, the order that the reaction follows is:
• The solid state decomposition of aspirin in presence of moisture follows the order:
• The time required for the complete degradation of a drug in solution is a finite value. The order of that reaction is:
• The conversion of trans-stilbene to cis-stilbene follows the molecularity: