Directions For Questions Arrange the following reactions in decreasing order of rate of reaction at the same temperature
(1)(A),(D),(C),(B) correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Surface Chemistry and Chemical Kinetics
The Surface Chemistry and Chemical Kinetics category gathers questions covering adsorption phenomena, catalytic processes, and the fundamentals of reaction rates. Topics include surface interactions, rate laws, activation energy, and mechanisms that govern how reactions proceed on solid interfaces.
Filter questions
Tyndall effect is not observed in which of the following --
Sugar solution correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Which one of the following is an emulsion?
Hair cream correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
What is the molecularity of the following elementary reaction: 2NO + O₂ → 2NO₂?
Three correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Which of the following statement is incorrect about the order of a reaction?
It is always equal to the sum of the stoichiometric coefficient of reactants in the balanced chemical equation for a reaction. correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Which statement(s) stands true for Langmuir isotherm?(a) Adsorption can be monolayer or multilayer.(b) The probability o
Only(b) is true correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Read the following passage carefully: Catalysts are the chemical substances used in chemical reactions to accelerate the
All vital activities will still occur even in absence of enzymes but at a slower rate. correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Read the following passage carefully: Catalysts are the chemical substances used in chemical reactions to accelerate the
Catalysts alter the path of reaction to a path of different activation energy. correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Read the following passage carefully: Catalysts are the chemical substances used in chemical reactions to accelerate the
Raney Nickle correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Read the following passage carefully: Catalysts are the chemical substances used in chemical reactions to accelerate the
All of the above. correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Read the following passage carefully: Catalysts are the chemical substances used in chemical reactions to accelerate the
Catalysts do not get the involved process of reaction. correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
Rate constant 'k' for a certain reaction is k = 2.3 × 10⁻⁵ L mol⁻¹s⁻¹. Order of the reaction is:
2 correct as per chemistry principle.
Ref: NCERT Chemistry Class XII — Chemical Kinetics and Surface Chemistry
