sulphur atom gains two electron, phosphrous
atom gains three electron, calcium otom
loses two clectrons , iron atom loses three
electrons. Write type of valency in above
elements.
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1
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gains three electrons, calcium atom loses two electrons, iron ... atom loses two electrons, iron atom loses three electrons. Write type of valency in above elements . 1.
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S=2 P=3 Ca=2 Fe =3 are the valency of these elements
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