a silvery-white metal x is in the form of a ribbon, upon ignition burn s with the dazzling white flame to form white power y .when water is added to the powdery partly dissolve to form a substance z, which is used as an antacid. what x name the white powder.powder.what is the substance z ?
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Here is your answer mate:-
the substance x is Magnesium (symbol-Mg).
the white powder formed is Magnesium oxide (MgO).
the substance Z is Magnesium hydroxide (MgOH2).
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