Four cents if completely uncirculated. If your coin has any wear/tarnish/evidence of being in circulation, it is only worth a cent or two.
1982
one cent
Depends on the year and condition.
A Penny!or a melt value of 1.6723738129 as of 7:41 October 14, 2009 where as the melt value of a penny of 1963-1982 is 1.6642174575
It is worth face value unless it has a S under the date.
Face value
75 dollars
US coins have never been made of iron.
Face value
It would depend on the province that minted it and the condition.
Probably the 1982 penny if it's a copper version.
$2000