Question

Three pins made of copper, aluminium and
iron are kept in moist air for several days. Of
these, which pin will rust?
a) copper
b) aluminium
c) iron
d) all of these
called​

Answer 1

Answer:

ALL

Explanation:

The pin that that will rust is. a)copper b)aluminium c)iron d). All these rust at the same rate as most metals, like Iron, Aluminum, etc , are more reactive , so they corrode faster.

Answer 2

Answer:

he pin that that will rust is. a)copper b)aluminium c)iron d). All these rust at the same rate as most metals, like Iron, Aluminum, etc , are more reactive , so they corrode faster.

Explanation:

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