Chemistry, asked by ankurvermacool87, 6 months ago

An element whose valency is -1 and does not belongs to halogens group.

Answers

Answered by puneetsingh51001

Answer:

Hydrogen

Explanation:

there is no element present in the periodic table whoes valency is -1, so plz correct it and I thought u want to ask about the element having 1 valency so it's the only one that's Hydrogen.

I hope u find this helpful full :-)

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An element whose valency is -1 and does not belongs to halogens group.​

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An element whose valency is -1 and does not belongs to halogens group.