3N3 Group I Alkali Metals

Alkali metals are found in which group of the periodic table?

• Group I

• Group II

• Group VII

• group 0

Which is not an alkali metal?

• Li

• Cl

• K

• Rb

How many electrons do Group I alkali metals have in their outer shell?

• 1

• 2

• 7

• 8

How does a group I alkali metal atom form an ion?

• lose 1 electron

• lose 7 electrons

• gain 1 electron

• gain 7 electrons

What is the charge of a group 1 metal ion?

• 1+

• 7+

• 1-

• 7-

Which metal is the least dense?

• aluminium

• copper

• lithium

• potassium

Going down the group, how do the melting point of alkali metals change?

• decreases

• increases

• decreases, then increases

• none of the above

Which is the most reactive in water?

• lithium

• sodium

• potassium

• rubidium

Which gas is released when the alkali metals react with water?

• carbon dioxide

• hydrogen

• hydroxide

• oxygen

What is formed when sodium reacts with water?

• sodium oxide and hydrogen

• sodium hydroxide and hydrogen

• sodium hydroxide and oxygen

• sodium hydroxide and carbon dioxide