Explain Why? 1. An oxide ion 0-2 has -2 charge. 2. Magnesium ion, Mg2 has +2 charge. 3. Sulphide ion, S-2 has -2 charge.
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Answer:
it is correct
Explanation:
because all metals like magnesium,iron,etc., are positively charged.all non metals like oxygen, sulphur are negatively charged
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