A. Enzyme
B. Substrate
C. Enzyme and substrate
D. Enzyme and product
Related Mcqs:
- For 3rd order reaction the hhalf life is inversely proportional to initial concentration of reactants__________________?
A. Single
B. Square
C. Cube
D. Raise to power four - Rate of reaction when concentration of reactants are taken as unity is called_________________?
A. Arrhenius constant
B. Molecularity
C. Specific rate constant
D. Ideal rate constant - The relative lowering of vapour pressure is directly proportional to molality if the solution is________________?
A. concentrated
B. dilute
C. saturated solution
D. all of the above - Which law states that the volume of a given amount of gas held at constant pressure is directly proportional to the Kelvin temperature?
A. Charles’ Law
B. Avogadro’s Law
C. Graham’s Law
D. Boyle’s lawSubmitted by: Malik Asghar Hussain
- When the reaction completes in more than one steps rate of reaction will be determined by________________?
A. Fast step
B. Slowest step
C. All steps
D. Molecularity of the reaction - What will be the order of reaction of a reaction whose rate can be expressed as R = K [A] [B] ?
A. Zero
B. One
C. Two
D. Three - At start of reaction the concentration of reactants is_______________?
A. high
B. low
C. according to Kc
D. constant - Which law states that the rate of the effusion of a gas is inversely proportional to the square root of its density?
A. Graham’s Law
B. Gay-Lussac’s law
C. Boyle’s law
D. None of theseSubmitted by: Malik Asghar Hussain
- In rate expression the concentration of reactants is negative. It shows_______________?
A. Concentration of reactant does not change
B. Concentration of product increases
C. Concentration of reactant decreases
D. Concentration of reactant increases - Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?
A. Cl2O
B. ClO2
C. Cl2O6
D. Cl2O7
