What metal gives Mars its distinctive red color?

Here is the question :

WHAT METAL GIVES MARS ITS DISTINCTIVE RED COLOR?

Here is the option for the question :

• Iron
• Copper
• Aluminum
• Boron

The Answer:

And, the answer for the the question is :

Explanation:

[STC003865] Iron oxide, which is found in great concentrations on the surface of Mars, is the same substance that gives rust and blood their characteristic red colors. Massive red dust storms have a tendency to develop often throughout the surface of Mars. This is because Mars does not have significant amounts of water that can help to ground loose particles.