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neelima
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Asked: 2021-06-14T06:02:25+00:00 In:

The electronic configuration of an element is 2, 8, 4. Name the element and write its symbol.

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CBSE 2022-2023.

Class 10 sample  Question.

Important Questions of Class10th NCERT.

NCERT SCIENCE.

CBSE Board state and other board.

NCERT book extra.

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    1. Silicon, Si

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