Science, asked by Dumeshpatel9, 8 months ago

The position of which of the following elements is not fixed in the periodic elements

(a) Sodium (b) Chlorine

(c) Helium (d) Hydrogen

Answers

Answered by aditichakraborty35

1

Answer:

sodium

Explanation:

sodium is not fixed in the periodic element

Answered by ss2138796

0

Answer:

Correct answer is hydrogen

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