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The mass of a neutral carbon atom in gro...

The mass of a neutral carbon atom in ground state is

A

exact `12 u`

B

less than 12 u

C

more than `12 u`

D

depends on the form of carbon such as graphite or charcoal.

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • The mass of an atom of carbon is

    A
    1 g
    B
    `(1)/(12)g`
    C
    `1.99xx10^(-23)g`
    D
    `1.99xx10^(23)g`

  • The radius of hydrogen atom, in its ground state, is of the order of

    A
    `10^(-8)` cm
    B
    `10^(-6)` cm
    C
    `10^(-5)` cm
    D
    `10^(-4)` cm

  • The configuration of chromium atom in ground state is

    A
    `[Ar]3d^(4)4s^(1)`
    B
    `[Ar]3d^(5)4s^(1)`
    C
    `[Ar]3d^(6)4s^(2)`
    D
    `[Ar]3d^(7)4s^(2)`

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