A. high
B. low
C. according to Kc
D. constant
Related Mcqs:
- 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 - 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- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?
A. Displacement reaction
B. Double displacement reaction
C. Disproportionation reaction
D. Reduction reaction - When catalysts and reactants are in more than one phase it is________________?
A. Homogeneous catalysis
B. Heterogeneous catalysis
C. Catalysis
D. Ea - Which one of the following reactants will be required to form straight chain alcohol by using Grignard reagent________________?
A. formaldehyde
B. ketone
C. ethylene epoxide
D. both A & C - Rate of enzymatic reaction is directly proportional to the concentration of___________________?
A. Enzyme
B. Substrate
C. Enzyme and substrate
D. Enzyme and product - 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 - Energy of activation for backward reaction is less than forward reaction for ___________ reactio?
A. Endothermic
B. Exothermic
C. Moderate
D. Fast - 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 - 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
