Question

From the list Zn, Ca, Sn, Al and Cu, write down :
(i) The metals in the descending order in metal activity series.
(ii) Two metals which displace hydrogen on boiling with sodium hydroxide.
(iii) One metal which does not displace hydrogen from dilute acids.
(iv) One metal which displaces hydrogen from cold water.​

Answer 1

Explanation:

this activity series can help you to find answers

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Answer 2

Answer:

From highest to lowest -1)Ca,Al,Zn,Sn,Cu