Question

.a student was given mn, zn, fe and cu metals. identify which of them (a) will not displace h2 from dil. hcl. (b) will react only with steam to give h2(g). (c) will give h2 with 5% hno3.

Answer 1

a)cu less reactive than h2
b) fe and Zn only react with stream
c)Mn because only mn and mg can evaluate h2 from hno3

Answer 2

Answer:

Step-by-step explanation:

Cu

Fe

Zn