1.Which is the branch of physical chemistry which deals with a study of the
speed of chemical reactions?
- Inorganic Chemistry
- Chemical kinetics
- rate of reaction
- None of these
Ans – 2
Explain : Chemical Kinatics is the branch of physical chemistry which deals with a study of the
speed of chemical reaction
2.In chemical kinetics we can also determine the
- Inorganic Chemistry
- Chemical kinetics
- rate of reaction
- chemical reaction
Ans – 4
Explain : In chemical kinetics we can also determine the chemical reaction
3.Which is the velocity of a reaction is the amount of a chemical change
occurring per unit time?
- Inorganic Chemistry
- Chemical kinetics
- rate of reaction
- chemical reaction
Ans – 3
Explain : rate of reaction the velocity of a reaction is the amount of a chemical change
occurring per unit time.
4.Rate of a chemical reaction is not influenced by the following factors?
- Temperature
- Radiation
- bimolecular
- Catalysts
Ans – 3
Explain :Rate of a chemical reaction is influenced by the following factors
(i) Temperature (ii) Concentration of the reactants (iii) Nature of reactants (iv) Catalysts
(v) Radiation
5.Which is defined as the number of molecules or atoms which
take part in the process of a chemical change?
- Temperature
- molecularity of a reaction
- Chemical kinetics
- Catalysts
Ans – 2
Explain :The molecularity of a reaction is defined as the number of molecules or atoms which
take part in the process of a chemical change.
6.Molecularity of a reaction can be ?
- unimolecular
- bimolecular
- termolecular
- All of these
Ans – 4
Explain :Molecularity of a reaction can be unimolecular, bimolecular, termolecular
7.A chemical reaction whose rate does not depend on concentration of reactants is called
- Inorganic Chemistry
- Chemical kinetics
- rate of reaction
- zero order chemical reaction
Ans – 4
Explain : A chemical reaction whose rate does not depend on concentration of reactants is called zero order chemical reaction
8.Second order reactions are of How many types
- One
- Two
- Three
- Four
Ans – 2
Explain : Second order reactions are of two types.
9.Which is the process of enhancing the rate of the reaction by means of a foreign
substance which remains unchanged in mass and chemical composition?
- Catalysis
- Catalyst
- Mechanism Theory
- All of these
Ans – 1
Explain : Catalysis is the process of enhancing the rate of the reaction by means of a foreign
substance which remains unchanged in mass and chemical composition.
10.______is where the catalyst and the reactant constitute a single phase
- Homogeneous Catalysis
- Hetrogeneous Catalysis
- Both A and B
- All of these
Ans – 1
Explain : Homogeneous Catalysis is where the catalyst and the reactant constitute a single phase.