Question # 1

Spectrometry method is applicable if a reactant or a product absorbs radiation

Choose an answer

Ultraviolet

Visible

Infrared

Any of these

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

Choose an answer

Second order reaction

zero order reaction

Pseudo first order reaction

first order reaction

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

Choose an answer

1s order

3rd order

zero order

Any order

When the concentration of product is increased the instantaneous rate of reaction with reference to reactants will be

Choose an answer

Positive

Negative

the same

falling curve

Higher the surface area available for reaction

Choose an answer

slower the reaction

faster the reaction

constant the reaction

lower the Ea

For reaction of methane and chlorine light is not available then

Choose an answer

Reaction will take place rapidly

No Reaction take place

Reaction occurs at double the rate

May all cases occur

The increase in reaction rate as a result of increase in temperature from 10K to 90K is

Choose an answer

512

256

400

112

Substance which is formed as well as consumed during a chemical reaction and have temporary existence.

Choose an answer

Reactant

product

Catalyst

Intermediate

The collision which results in chemical reaction

Choose an answer

Effective collision

Ineffective collision

Useless collision

All of the above

All the Hydrolytic reactions are

Choose an answer

First order

Second order

Third order

pseudo-first order

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

Choose an answer

0

20

15

25

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

Choose an answer

First order

Second order

Third order

Zero order

Rate of which reaction increases with temperature?

Choose an answer

Exothermic and endothermic reactions

Endothermic reactions

Exothermic reactions

None of these

Doubling the pressure in a liquid phase reaction

Choose an answer

Will double the rex

Will increase the rex

Will decrease the rex

Will not alter the concentration of reactant

For a chemical reaction in which one of the reactant also act as solvent, the order will be

Choose an answer

First order

Third order

Second order

pseudo-first order

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

Choose an answer

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

Which of the following reactions are usually slow?

Choose an answer

Neutralization of acids and bases

Displacement Reactions

Organic substitution reaction

Free radical reactions

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

Choose an answer

Activated molecule

Rate of reaction

Order of reaction

half-life

When does average rate become equal to instantaneous rate of reaction

Choose an answer

At the start of reaction

time interval is zero

at the end of reactior

time interval approaches zero

For a chemical reaction to occur

Choose an answer

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

More Classes

Other Links

MDCAT Chemistry Chapter 6 Chemical Equilibrium Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer