1. What is the atomic number of calcium?

2. Luster describes the ability of a metal to reflect light.

3. What side of the periodic table are metals on?

4. What side of the periodic table are nonmetals on?

5. Is oxygen metal or nonmetal?

6. What do metals conduct?

7. Symbol of Sodium is

8. Symbol of Magnesium is

9. _______ metal is non-malleable.

10. ______ is the hardest natural substance.