Answers

  • Brainly User
2015-06-03T16:40:43+05:30

Metals that are more reactive than hydrogen displace it from dilute acids.

for eg-Iron 

Metals that are less reactive than hydrogen do not displace it.
for eg- copper
0
2015-06-03T16:41:48+05:30
Will- Iron and aluminium
will not- Mercury and copper
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