what do we call a group of element having zero valency?
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Noble gases
The group with valency zero is known as noble group. Noble gases like krypton, argon, neon, xenon, helium and radon are noble gases and come under noble group
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The group with valency zero is known as noble group. Noble gases like krypton, argon, neon, xenon, helium and radon are noble gases and come under noble group.
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