Reaction Kinetics MCQs

Option A: Refractometric method

Option B: Dilatometric method

Option C: Optical activity method

Option D: Half life method

Correct Answer: Half life method ✔

Option A: yl

Option B: ase

Option C: one

Option D: al

Correct Answer: ase ✔

Option A: Non proteineous

Option B: Proteineous

Option C: sugars

Option D: lipids

Correct Answer: Non proteineous ✔

Option A: Products

Option B: Chemical equilibrium

Option C: Reactants

Option D: both A & B

Correct Answer: both A & B ✔

Option A: Specificity

Option B: Special structure

Option C: Its own Ea

Option D: all of above

Correct Answer: all of above ✔

Option A: Promoters

Option B: Poisoning catalysts

Option C: Inhibitors

Option D: pro-catalysts

Correct Answer: Poisoning catalysts ✔

Option A: Greater will be dx/dt

Option B: Lesser will be dx/dt

Option C: dx/dt will be moderate

Option D: any of above

Correct Answer: Greater will be dx/dt ✔

Option A: Ea

Option B: P.E

Option C: V

Option D: K.E

Correct Answer: Ea ✔

Option A: Pressure

Option B: Effective collision

Option C: Ineffective collisions

Option D: Temperature

Correct Answer: Effective collision ✔

Option A: First order

Option B: Second order

Option C: Third order

Option D: Zero order

Correct Answer: Second order ✔

Option A: Arrhenius constant

Option B: Molecularity

Option C: Specific rate constant

Option D: Ideal rate constant

Correct Answer: Specific rate constant ✔

Option A: I and II quadrant

Option B: II and III quadrant

Option C: III and IV quadrant

Option D: II and IV quadrant

Correct Answer: II and IV quadrant ✔

Option A: Concentration of reactant does not change

Option B: Concentration of product increases

Option C: Concentration of reactant decreases

Option D: Concentration of reactant increases

Correct Answer: Concentration of reactant decreases ✔

Option A: Order of reaction

Option B: Molecularity

Option C: Rate of reaction

Option D: Average of reaction

Correct Answer: Order of reaction ✔

Option A: The activation energy of the reaction increases

Option B: Concentration of the reacting molecules increases

Option C: Collision frequency increases

Option D: None of these

Correct Answer: Collision frequency increases ✔

Option A: Increases the rate of forward reaction only

Option B: Increases the rate of reverse reaction

Option C: Increases the rate of forward but decreases the rate of backward reaction

Option D: Increases the rate of forward as well as backward reaction equally

Correct Answer: Increases the rate of forward as well as backward reaction equally ✔

Option A: 2N2O5 = 2N2O4 + O3

Option B: NO + O3 ? NO2 + O2

Option C: 2FeCl3 + 6KI ? 2FeI2 + 6KCl + I2

Option D: None of these

Correct Answer: 2FeCl3 + 6KI ? 2FeI2 + 6KCl + I2 ✔

Option A: it is used in smaller amount

Option B: decrease activation energy

Option C: specific in action

Option D: it affects specific rate constant

Correct Answer: it affects specific rate constant ✔

Option A: Endothermic

Option B: Exothermic

Option C: Moderate

Option D: Fast

Correct Answer: Endothermic ✔

Option A: Fast step

Option B: Slowest step

Option C: All steps

Option D: Molecularity of the reaction

Correct Answer: Slowest step ✔

Option A: Promoters

Option B: Inhibitors

Option C: Stimulators

Option D: Non-activators

Correct Answer: Promoters ✔

Option A: Substrate

Option B: Structure

Option C: Temperature

Option D: Pressure

Correct Answer: Structure ✔

Option A: Enzymes

Option B: Substrate

Option C: Lipids

Option D: any of above

Correct Answer: Enzymes ✔

Option A: Homogeneous catalysis

Option B: Heterogeneous catalysis

Option C: Catalysis

Option D: Ea

Correct Answer: Heterogeneous catalysis ✔

Option A: Promoter

Option B: Catalyst

Option C: Inhibitor

Option D: All of the above

Correct Answer: Catalyst ✔

Option A: Double decomposition reaction

Option B: Neutralization reaction

Option C: Ionic reactions

Option D: all of above

Correct Answer: all of above ✔

B. Exothermic
C. Moderate reaction
D. No reaction

Correct Answer: Exothermic ✔

Option A: Spectrophotometer method

Option B: Dilatometric method

Option C: Optical relation method

Option D: Refractometric method

Correct Answer: Spectrophotometer method ✔

Option A: Single

Option B: Square

Option C: Cube

Option D: Raise to power four

Correct Answer: Square ✔

Option A: Rate of reaction

Option B: Rate of formation of product

Option C: Energy released during reaction

Option D: A and B

Correct Answer: Rate of reaction ✔

Option A: Moles dm-3 sec-1

Option B: Moles dm-3

Option C: Moles sec-1

Option D: Mol-1 dm3 sec-1

Correct Answer: Moles dm-3 sec-1 ✔

Option A: Moderate

Option B: Slow

Option C: Fast

Option D: not natural

Correct Answer: Fast ✔

Option A: Temperature

Option B: Effective collision

Option C: Concentration of reactants

Option D: Chemical nature of reactants and products

Correct Answer: Effective collision ✔

Option A: Time

Option B: Concentration of the reactant

Option C: Temperature

Option D: Concentration of the product

Correct Answer: Temperature ✔

Option A: Increases as the reaction proceeds

Option B: Decreases as the reaction proceeds

Option C: Remains the same as the reaction proceeds

Option D: May decrease or increase as the reaction proceeds

Correct Answer: Decreases as the reaction proceeds ✔