Group 1
Group 2
Group 3
Group 4
Group 5
100

Li

Lithium

100

This element is a noble gas that allows birthday balloons to float

Helium

100

H

Hydrogen

100

O

Oxygen

100

This element is named after the (former) planet, Pluto

Plutonium

200

Na

Sodium

200

This element was discovered by the famous chemist, Marie Curie, who named the radioactive metal after her home country of Poland. 

Polonium

200

Mg

Magnesium

200

Ra

Radium

200

K

Potassium

300

This chemical element keeps swimming pools clean and clear. 

Chlorine

300

Ne

Neon

300

This element is used to make car batteries and gun ammunition, but consuming it is extremely poisonous for humans, which could lead someone to ask.. "are you sick?"

Arsenic

300

Po

Polonium

300

Ca

Calcium

400

Fr

Francium

400

Hf

Hafnium

400

Ni

Nickel

400

Au

Gold
400

This is a radioactive noble gas that is colorless and odorless, it can be toxic if too much of it is in the air

Radon

500

Be

Beryllium

500

Ag

Silver

500

Cu

Copper

500

This element is named after the planet Neptune

Neptunium

500

Ch

Chlorine