What is the lightest and strongest metal in the world?
The metal with the lightest mass is gold. It has a mass of 1.34 grams per cubic centimeter. Silver has a mass of 0.22 grams per cubic centimeter. Copper has a mass of 0.5 grams per cubic centimeter. What is the toughest metal on earth? The toughest metal on earth is probably Platinum. It has ... Read more...