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CBSE 12 Class

Chemistry

The d and f block elements

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Write down the electronic configuration of: Pm^3+

8.1 Write down the electronic configuration of:

$(ii)Pm^{3+}$

Answers (1)

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M manish

Atomic number of promethium is 61 and the nearest noble gas is xenon( $Xe$ )
So, atomic configuration of $Pm^{3+}=[Xe]^{54}4f^{4}$

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