1.

A metal 'X' reacts with hot water to form compound Y along wevolution of hydrogen gas() Identify 'X and Y(ii) Write the chemical reaction for conversion ofX' to 'Y.

Answer»

Magnesium or Calcium react with hot water to give magnesium or Calcium oxideHenceX is Mg and Y-Mg(OH)^2Mg+2H2O---->Mg(OH)2+H2



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