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In a hydrogen atom, which orbital is hig...

In a hydrogen atom, which orbital is higher in energy than 3s-orbital ?

A

2s

B

3p

C

3d

D

4s

Text Solution

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The correct Answer is:
A
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In a hydrogen atom, which orbital is higher in energy than a 3s-orbital?

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Knowledge Check

  • If the energy of a hydrogen atom in nth orbit is E_(n) , then energy in the nth orbit of a singly ionised helium atom will be

    A
    `4 E_(n)`
    B
    `E_(n)//4`
    C
    `2E_(n)`
    D
    `E_(n)//2`

  • In multi-electron atom 4s-orbital is lower in energy than

    A
    3d-orbital
    B
    3p-oribital
    C
    2s-orbital
    D
    2p-orbital

  • Statement I: The 3p orbitals are higher in energy as compared to 3s orbital. Statement II: (n + I) for 3p orbitals is lower than that of 3d orbitals.

    A
    If both Statement I and Statement II are true and Statement II is the correct explanation of Statement I.
    B
    If both Statement I and Statement II are true but Statement II is not the correct explanation for Statement I.
    C
    If Statement I is true but Statement II is false.
    D
    If Statement I is false but Statement II is true.

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    The sigma_(2s) orbital has a higher energy than sigma_(1s)^(**) orbital, sigma(_2s) orbital is bonding while sigma_(1s)^(**) orbital is antibonding because :

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