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Dissolution of zinc in excess of NaoH produce what

Asked by amitjena226 21st December 2017, 10:24 PM
Answered by Expert
Answer:
 
In the activity series of metal, Zn is lower than Na metal hence zinc will not displace the Na metal but it can displace H.
 
also, Zn is amphoteric, so it can react with a strong base such as NaOH as an acid forming sodium zincate.
 
Zn + 2H2O  + 2NaOH  →  Na2Zn(OH)4 + H2 ↑
Answered by Expert 22nd December 2017, 12:40 PM
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