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Assertion : A chemical reaction is a pro...

Assertion : A chemical reaction is a process in which the original substance(s) lose its nature and identity and form new substance(s) with different properties.
Reason : Breaking of the chemical bonds and formation of new chemical bonds is responsible for the occurrence of a chemical reaction.

A

Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).

B

Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).

C

Assertion (A) is true but reason (R) is false.

D

Assertion (A) is false but reason (R) is true.

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Knowledge Check

  • Which process takes place in chemical bond formation ?

    A
    Decrease in energy
    B
    Increase in energy
    C
    No change in energy
    D
    Attractive and repulsive forces are equal

  • The substance which decreases the rate of a chemical reaction is called-

    A
    Inhibitor
    B
    Poison
    C
    Moderator
    D
    Promotor

  • The substance which decreases the rate of a chemical reaction is called :

    A
    inhibitor
    B
    poison
    C
    moderator
    D
    promotor

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