Question

Which of these metals tends to resist losing electrons to corrosion?
a.platinum
b.zinc
c.iron
d.aluminum

Answer 1

Hint: the property of resisting corrosion is commercially valuable. Which of those metals is the most expensive?

Answer 2

iron

Answer 3

Uh, no. Iron is very cheap.

Answer 4

Haven't you ever seen rusty iron? Does that look like it resisted corrosion? :-)

Answer 5

nop maybe is platinum ?

Answer 6

??????

Answer 7

Yes, platinum is correct. $21,649 per pound today...

Answer 8

By comparison, iron costs about $30 per metric TON

Answer 9

thanks you you was so nice

Answer 10

Anyhow, the corrosion resistance is one of the reasons why people make rings out of platinum; acids on the skin don't cause it to corrode