Question

Find the odd one out:
1)Sodium (At.No-11)
2)Hydrogen (At.No-1)
3)Lithium (At.No-3)
4)Aluminium (At.No-13)


Pls answer fast​

Answer 1

Answer:

2)Hydrogen (At.No-1) is the odd one out

Explanation:

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Answer 2

AnSwEr :

All are correct.✔