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February 2019

The irreversible reaction is a special case of reversible reaction, if the________________?

Chemical Reaction /
The irreversible reaction is a special case of reversible reaction, if the________________?

A. Equilibrium constant is 1
B. Conversion of the reactant at equilibrium condition is zero
C. Reactant concentration at equilibrium condition is zero
D. All A., B. and C.

The irreversible reaction is a special case of reversible reaction, if the________________? Read More »

Chemical Reaction

The following half life data are available for the irreversible liquid phase reaction A → products. The overall order of reaction is __________________?

Chemical Reaction /
The following half life data are available for the irreversible liquid phase reaction A → products. The overall order of reaction is __________________?

A. 0.5
B. 1
C. 1.5
D. 2

The following half life data are available for the irreversible liquid phase reaction A → products. The overall order of reaction is __________________? Read More »

Chemical Reaction

The excess energy of reactants in a chemical reaction required to dissociate into products is termed as the _______________ energy?

Chemical Reaction /
The excess energy of reactants in a chemical reaction required to dissociate into products is termed as the _______________ energy?

A. Activation
B. Potential
C. Binding
D. Threshold

The excess energy of reactants in a chemical reaction required to dissociate into products is termed as the _______________ energy? Read More »

Chemical Reaction

The response curve for a step input signal from a reactor is called C-curve. The variance of C-curve in a ‘tanks in series model’ comprising of ‘m’ tanks is equal to ___________________?

Chemical Reaction /
The response curve for a step input signal from a reactor is called C-curve. The variance of C-curve in a ‘tanks in series model’ comprising of ‘m’ tanks is equal to ___________________?

A. m
B. 1/m
C. √m
D. m2

The response curve for a step input signal from a reactor is called C-curve. The variance of C-curve in a ‘tanks in series model’ comprising of ‘m’ tanks is equal to ___________________? Read More »

Chemical Reaction

If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is _______________?

Chemical Reaction /
If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is _______________?

A. Zero
B. One
C. Two
D. Three

If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is _______________? Read More »

Chemical Reaction

Rate constant ‘k’ and absolute temperature ‘T’ are related by collision theory (for bimolecular) as______________________?

Chemical Reaction /
Rate constant ‘k’ and absolute temperature ‘T’ are related by collision theory (for bimolecular) as______________________?

A. k ∝ T1.5
B. k ∝ exp(-E/RT)
C. k ∝ √T
D. k ∝ T

Rate constant ‘k’ and absolute temperature ‘T’ are related by collision theory (for bimolecular) as______________________? Read More »

Chemical Reaction