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An atom has electronic configuration 1s^...

An atom has electronic configuration `1s^(2) 2s^(2) 2p^(6) 3s^(2) 3P^(6) 3d^(3) 4s^(2)` . In which group wouold it be placed ?

A

Second group

B

Third group

C

Fifth group

D

Sixth group

Text Solution

Verified by Experts

The correct Answer is:
C
Electronic configuration ` = [Ne]3d^3 , 4s^2`. So, it will be placed in 5th group.
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Knowledge Check

  • If an atom has electronic configuration 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(3)4s^(2) , it will be placed in

    A
    Second group
    B
    Third group
    C
    Fifth group
    D
    Sixth group

  • An atom has electronic configuration 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6) 3d^(3)4s^(2) , you will place it in which group ?

    A
    Fifth
    B
    Fiftheenth
    C
    Second
    D
    Third

  • The electronic configuration, 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 3d^(9) , represents a

    A
    Metal atom
    B
    Non-metal atom
    C
    Non-metallic anion
    D
    Metallic cation
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