Social Sciences, asked by amrit123472, 1 year ago

first twenty elements and their valency

Answers

Answered by abhishek686

ElementAtomic NumberValencyHelium20Lithium3+1Beryllium4+2Boron5-3, +3

26 more rows

Answered by salonikumarisingh

heya here is ur answer

➡️hydrogen
➡️helium
➡️lithium
➡️beriliyum
➡️boron
➡️carbon
➡️nitrogen
➡️oxygen
➡️fluorine
➡️neon
➡️sodium
➡️magnesium
➡️aluminium
➡️silicon
➡️sulphur
➡️potassium
➡️argon
➡️ phosphorus
➡️ calcium

amrit123472: I asked with the valency.

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