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Identify and name the metals whose elec...

Identify and name the metals whose electronic configuration is given below :
`2,8,2`

Text Solution

Verified by Experts

Elements with having 1 to 3 valence electrons are usually metals whereas elements with 4 or more valence electrons are usually non-metals or metalloids.
Therefore, from given electronic configurations, metals are :
2, 8, 2 - Magnesium (12)
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Knowledge Check

  • The element with electronic configuration 2,8,6 is

    A
    metallic with valency 2
    B
    non-metallic with valency 2
    C
    metalloid with valency 2
    D
    none of these

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