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Element X have atomic no.50 . …

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Element X have atomic no.50 . Find the no of valence electron and also find whether it is metal /non metal or metalloid

Posted by Kiran Kumari 4 years, 11 months ago

CBSE > Class 10 > Science

2 answers

Neeraj Kumar Dubey 4 years, 11 months ago

As per the electronic configuration, the electrons of X will be filled in shell like: 2,8,8,18,14 So Valence electrons are 14. As the element is Tin, so it is a metal.

2Thank You

Khushi 4 years, 11 months ago

Tin (Sn) has atomic no.50 . It has 4 valence electrons and it is a metal.

1Thank You

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