Q.2 Ankita burnt metal ' X ' in air . The metal burns with a brilliant white light and left behind powdery ashes of a compound ' Y ' . When ' Y ' was dissolved in water and tested with red litmus paper , it was observed that the litmus paper turned blue . ( a ) Identify and name ' X ' and ' Y ' . ( b ) What caused the red litmus to turn blue ? Support your answer with an equation .
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X is magnesium and Y is magnesium oxide.
Y turns red litmus to blue as MgO2 is acidic
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