write the chemical equation for the reaction of zinc metal with a) hydrochloric acid and b) with sodium hydroxide. write the chemical name of salt obtained in each case
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Solution
a. Zn + 2HCl = ZnCl2 + H2
Salt obtained is zinc chloride
b. Zn + 2NaOH + H2O = Na2Zn(OH)2 + H2O
Salt obained is sodium zincate