Alkali metals

Question 1

What group are the alkali metals part of?

Answer 1

They are part of group 1.

Question 2

What are the properties of the alkali metals?

Answer 2

1. They are good
   conductors of
   electricity and
   thermal energy.
2. They are shiny
   when freshly cut.

Question 3

Describe the differences between alkali metals and typical metals.

Answer 3

1. They have lower
   melting points.
2. They are softer.
3. They have lower
   densities.

Question 4

Describe the pattern in physical properties from top to bottom.

Answer 4

There boiling points decrease.

Question 5

Describe the pattern in chemical properties from top to bottom.

Answer 5

The reactions become more vigorous.

Question 6

What are alkali metals highly reactive in?

Answer 6

They are highly reactive in water and air.

Question 7

What products do the reactions of alkali metals make?

Answer 7

They make hydrogen gases and an alkaline solution.

Question 8

What do lithium and water produce?

Answer 8

They produce lithium hydroxide and hydrogen.