Periodic Table 2

Match it! Select the correct answer from the pull down...Good luck!

Alkali metals are __________ reactive than alkaline earth metals.

Noble gases are stable because

Which element has the atomic number 3?

What has changed about the periodic table since Mendeleev?

Most metals are

The elements to the right of the zigzag line on the periodic table are called

A chemical symbol represents the __________________ of an element.

Elements that are gases, are brittle, and are poor conductors at room temperature are