Hydrogen can prepared with zinc by using alkali and give equation
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a) Acid:
Zn space plus space 2 HCl space rightwards arrow with blank on top space ZnCl subscript 2 space plus space straight H subscript 2 space
b) Alkali:
Zn space plus space 2 NaOH space rightwards arrow with blank on top space Na subscript 2 ZnO subscript 2 space plus space straight H subscript 2 space
c) Water in the form of steam:
Zn space plus space straight H subscript 2 straight O space rightwards arrow with blank on top space ZnO space plus space straight H subscript 2 space
Explanation:
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