2.1 The alkali metals

Question 1

What components do the alkali metals consist of?

Answer 1

Lithium, Sodium, Potassium, Rubidium, Caesium, and Francium

Question 2

Which element is radioactive?

Answer 2

Francium

Question 3

Properties of the alkali metals

Answer 3

-melting and boiling points are very low for the metals, and get lower as you move down the group.
-soft and easily cut

Question 4

How do alkali metals respond to air

Answer 4

The fresh surface is shiny, but tarnishes rapidly as sodium reacts with oxygen in the air.