Chemistry

If a reaction follows the Arrhenius equation, the plot lnK vs (RT)/1​ gives a straight line with a gradient (−y) unit. The energy required to activate the reactant is If a reaction follows the Arrhenius equation the plot lnK vs (RT)/1​ gives a straight line with a gradient (−y) unit. The energy required to activate [...]

The reaction 2X→B is a zeroth order reaction .If the initial concentration of X is 0.2 M, the half-life is 6 h. When the initial concentration of X is 0.5 M, the time required to reach its final concentration of 0.2 M will be : the half-life is 6 h. When the initial concentration of [...]

Decomposition of X exhibits a rate constant of 0.05μg/year. How many years are required for the decomposition of 5μg of X into 2.5μg? Decomposition of X exhibits a rate constant of 0.05μg/year. How many years are required for the decomposition of 5μg of X into 2.5μg? June 2, 2021 Category: Chapter 17 - Chemical Kinetics [...]

For a reaction, consider the plot of In K versus 1/T given in the figure. If the rate constant of this reaction at 400 K is 10^-5 s^-1, then the rate constant at 500K is consider the plot of In K versus 1/T given in the figure. If the rate constant of this reaction at [...]

For the reaction 2A+B→C, the values of initial rate at different reactant concentrations are given in the table below. The rate law for the reactions is: For the reaction 2A+B→C the values of initial rate at different reactant concentrations are given in the table below. The rate law for the reactions is: June 2, 2021 [...]

For a reaction scheme A ->[k1] B ->[k2] C , if the rate of formation of B is set to be zero then the concentration of B is given by: For a reaction scheme A ->[k1] B ->[k2] C if the rate of formation of B is set to be zero then the concentration of [...]

The given plots represent the variation of the concentration of a reactant R with time for two different reaction (i) and (ii) The respective orders of the reactions are The given plots represent the variation of the concentration of a reactant R with time for two different reaction (i) and (ii) The respective orders of [...]

Consider the given plot of enthalpy of the following reaction between A and B. A+B→C+D. Identify the incorrect statements. Consider the given plot of enthalpy of the following reaction between A and B. A+B→C+D. Identify the incorrect statements. June 2, 2021 Category: Chapter 17 - Chemical Kinetics , Chemistry , JEE Adv and Mains Chemistry [...]

For the reaction of H2 with I2, the rate constant is 2.5 × 10^–4 dm^3 mol^–1 s^–1 at 327°C and 1.0 dm^3 mol^–1 s^-1 at 527°C. The activation energy for the reaction, in kJ mole^–1 is : (R = 8.314 JK^–1 mol^–1 ) For the reaction of H2 with I2 in kJ mole^–1 is : [...]

In the following reaction ; xA → yB log10 [ – d[A]/dt ] = log10 [ d[B]/dt ] + 0.3010 ‘A’ and ‘B’ respectively can be : In the following reaction ; xA → yB log10 [ - d[A]/dt ] = log10 [ d[B]/dt ] + 0.3010 'A' and 'B' respectively can be : June [...]