Electrochemistry and Chemical Kinetics

If the initial concentration of the reactant is doubled, the time for half

If the initial concentration of the reactant is doubled, the time for half reaction is also doubled. Then the order…

The rate of reactions exhibiting negative activation energy

The rate of reactions exhibiting negative activation energy Options (a) decreases with increasing temperature (b) increases with increasing temperature (c)…

The conductivity of strong electrolyte

The conductivity of strong electrolyte Options (a) does not change with dilution (b) depends upon density of electrolytes itself (c)…

Which one of the following is wrong about molecularity of a reaction

Which one of the following is wrong about molecularity of a reaction Options (a) It may be whole number or…

The minimum amount of energy required for the reacting molecules to undergo

The minimum amount of energy required for the reacting molecules to undergo reaction is called Options (a) threshold energy (b)…

The term-dc/dt in a rate equation refers to

The term-dc/dt in a rate equation refers to Options (a) the decrease in concentration of the reactant with time (b)…

Hydrolysis of ester, in an acidic medium, is

Hydrolysis of ester, in an acidic medium, is Options (a) first order reaction with molecularity two (b) first order reaction…

The mass of an object changes from 0.002 g to 0.00025 g in a time period

The mass of an object changes from 0.002 g to 0.00025 g in a time period of 1500 years.The half-life…

The unit of rate constant depends upon

The unit of rate constant depends upon Options (a) rate of reaction (b) order of reaction (c) molecularity of reaction…

In the reaction : 2N₂O₅ → 4NO₂ + O₂, initial pressure is 500 atm and rate

In the reaction : 2N₂O₅ → 4NO₂ + O₂, initial pressure is 500 atm and rate constant k is 3.38…