What is the valency of:- Helium? Zinc? Sulphur?
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as helium is an inert gas its valency is 0. valency of zinc and sulphur is 2-
TheRuhanikaDhawan:
sulphur is 2 -
correct it
sorry didn't notice..........was in a hurry
ok
now edit it
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helium ------------------------ 0 as it is an inert gas
zinc ----------------------------2 +
sulphur------------------------2 -
zinc ----------------------------2 +
sulphur------------------------2 -
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