Question # 1

The reaction which is zero order

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Decomposition ofN2O5

Formation of Glucose in plant

Formation of Fel2

Chorination of methane in sunlight

Higher the surface area available for reaction

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slower the reaction

faster the reaction

constant the reaction

lower the Ea

A reaction A- B is independent of concentration of reactant A. The order of reaction will be

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First order

Second order

Third order

Zero order

The collision which results in chemical reaction

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Effective collision

Ineffective collision

Useless collision

All of the above

For a chemical reaction to occur

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The vessel shall be open

Reacting molecules should have less energy than Ea at time of collision

Reacting molecules must be properly oriented and energy more than or equal to Ea

The reacting molecules must not collide with each other

If the rate of the reaction is equal to the rate constant, the order of the reaction is

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3

1

0

2

In the reaction A+B→ Products, if B is taken in excess, then it is an example of

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Second order reaction

zero order reaction

Pseudo first order reaction

first order reaction

For reaction of methane and chlorine light is not available then

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Reaction will take place rapidly

No Reaction take place

Reaction occurs at double the rate

May all cases occur

The concentration of product is increasing from 30 mole/dm3 to 40mol/dm3 in 0.5 sec then rate of reaction will be------moledm-3sec-1

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0

20

15

25

The radioactive disintegration of 238U92 is

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First order

Second order

Third order

Zero order

Reaction kinetics is important to discover the---under which reaction will proceed most economically:

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rate constant

Conditions

volume

equilibrium point

The order of reaction provides valuable information about of reaction

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Condition

Concentration

Mechanism

Parameters

If reactants are conductor of electricity, then method is used to measure the change in concentration of reaction

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Optical rotation

Refractrometric

Dilatometric

Electrical conductivity

Unit of the rate constant depends upon the

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Molecularity of reaction

Order of reaction

Concentration terms

Number of reactants

Which of the following statement about the order of reaction is true?

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The order of reaction can only be determined by experiment

a second order reaction is also bimolecular

The order of reaction is always non-zero

The order of reaction increases with increasing temperature

Amount of product formed increases with time, this statement is true for reactions-------with kinetics

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1s order

3rd order

zero order

Any order

Rate of which reaction increases with temperature?

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Exothermic and endothermic reactions

Endothermic reactions

Exothermic reactions

None of these

For a chemical reaction which can never be a fractional no

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order

molecularity

half-life

rate constant

Half-lives required to convert 100% reactant to produet for a first order reaction are

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10

1000

100

Infinity

When the concentration of reactants is taken as unity the rate of reaction is equal to

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average rate

concentratian of reactant

instantaneous rate

specific rate constant

The number of reacting molecules whose concentration change during reaction is called

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Activated molecule

Rate of reaction

Order of reaction

half-life

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MDCAT Chemistry Chapter 6 Chemical Equilibrium Online Test MCQs With Answers

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