Science, asked by allfizzedup6145, 9 months ago

Give The Reason Why The Formula Of Magnesium Chloride Is Mgcl2 But That Of Magnesium Oxide Is Mg

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Answered by Gajoh

Because compounds must be electrically neutral, the magnesium ion has a double positive charge, the oxide ion has a double negative charge, but the chloride ion has a single negative charge. Therefore it takes two chloride ions, but only one oxide ion, to form a compound with a magnesium ion

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