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When a chemical bond between two atom is...

When a chemical bond between two atom is formed, the potential energy of the system

A

decreases

B

increases

C

remains the same

D

cannot be predicted

Text Solution

Verified by Experts

The correct Answer is:
a
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Knowledge Check

  • According to the valence bond theory, when a covalent bond is formed between two reacting atoms, the potential energy of the system becomes

    A
    negative
    B
    positive
    C
    minimum
    D
    maximum

  • During bond formation, potential energy of the system

    A
    Increases
    B
    Decreases
    C
    Remains the same
    D
    Can't tbe predicted

  • Assertion . When two hydrogen atoms approach each other to form a cavalent bond , nearly 435.8 KJ mol^(-1) of energy is released . Reason . When two atoms approach eachother to form a covalent bond between them, potential energy of the system is released .

    A
    If both assertion and reason are correct, and reason is the correct explanation of the assertion.
    B
    If both assertion and reason are correct , but reason is not the correct explanation of the assertion.
    C
    If assertion is correct, but reason is incorrect .
    D
    If both assertion and reason are incorrect.

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    When total attractive forces between two atoms approaching each other is greater than total repulsive force then, potential energy of the system ________.

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    A covalent bond between two atoms is formed by which of the following ?

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