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Assertion (A) : A spectral line will be ...

Assertion (A) : A spectral line will be seen for `2p_(x)`-`2p_(y)` transition
Reason (R ) : Energy is raleased in the form of wave of light when the electron drops from `2p_(x)` , to `2p_(y)` orbital.

A

Both A and R true and R is the correct explanation of A

B

Both A and R are true but R is not a correct explanation of A

C

A is true but R is false

D

Both A and R are false

Text Solution

Verified by Experts

The correct Answer is:
D
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Assertion (A) : A spectral line will be seen for 2p,-2p transition Reason (R ) : Energy is raleased in the form of wave of light when the electron drops from 2p_(x) , to 2p_(y) orbital.

The energy of an electron of 2p_(x) orbital is :

Knowledge Check

  • Assertion. A spectral line will be seen for a 2p_(x) - 2p_(y) transition Reason. Energy is released in the form of waves of light when the electron drops from 2p_(x) " to " 2p_(y) orbital

    A
    If both assertion and reason are true, and reason is the true explanation of the arrertion
    B
    If both assertion and reason are true, but reason is not the true explanation of the assertional
    C
    If assertion is true, but reason is false
    D
    If both assertion and reason are false

  • STATEMENT-1 : A spectral lne will not be seen for a 2p_(x)-2p_(y) transition. and STATEMENT-2 : Only Balmer lines are observed in the visible region.

    A
    Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1
    B
    Statement-1 is True, Statement-2 isTrue, Statement-2 is NOT a correct explanation for Statement-1
    C
    Statement-1 is True, Statement-2 is False
    D
    Statement-1 is False , Statement-2 isTrue

  • Spectral line would not ne seen for a 2p_x - 2p_z transition p-orbitals are degenerate orbitals.

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

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    Statement 1: Spectral lines would not be seen for 2p_(x)-2p_(z) transition. Statement 2: p-orbitals are degenerate orbitals.

    Statement 1: Spectral lines would not be seen of 2p_(x)-2p_(z) transition. and Statement 2: p-orbitals are degenerated orbitals.

    The energy of an electron of 2p_(y) orbital is

    The energy of an electron of 2p_(1) orbital is

    The energy of an electron of 2p_y orbital is

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