Hydrogen can be prepared with the metal zinc by using i) acid ii) alkali iii) water. Give an equation in each case.
Answers
Answered by
27
2 Zn + 2 HCl (acid) ---> 2 ZnCl + H2
Zn + 2 NaOH (alkali) ---> 2Na2ZnO2 + H2
Answered by
14
Acid: Zn + 2HCl -----> ZnCl2 + H2
Alkali: Zn + 2NaOH -----> Na2ZnO2 + H2
Water: Zn + H20 -----> ZnO + H2
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