Hydrogen can be prepared with the metal zinc by using a.acid b.alkali c.water

 

Asked by nareshkumar5862 | 10th Oct, 2018, 08:37: PM

Expert Answer:

Hydrogen can be prepared with the metal zinc by using acid, alkali and water in the form of steam.

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

Answered by Ramandeep | 11th Oct, 2018, 10:07: AM