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How to get sulphate ion minus 2 change? |
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Answer» ATOMIC no of SULPHUR is 16 so we find out valency of sulphur k=2,l=8,m=6 so those ions WHOSE last electron is 5,6,7 they RECEIVE charge from other so in sulphur last ions is 6 so they receive 2H charges from other. so sulphur has 2 minus charge |
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