Starter Day 11: Periodic Table

Each column in the periodic table is called a 

• period
• group
• cluster
• unit

The atomic number tells you what?

• number of electrons
• number of protons
• number of neutrons
• both electrons and protons in an atom.

Which group of the periodic table is composed of inert (not reactive)  gases?

• alkali metals
• alkaline earth metals
• halogens
• noble gases

Which element is not a metal?

• H

• Re

• Al

• B

Which is a halogen?

• Helium
• Chlorine
• Oxygen
• Neptune

Which is an alkali metal?

• Magnesium
• Iron
• Sodium
• Europium

A horizontal row of elements in the periodic table.

• column
• group
• period

A neutron has a charge of

• +2
• No charge
• -1
• +1

A vertical column in the periodic table.  Elements share similar properties.

• row
• group
• period

Sodium (Na) is found in group 

• 1
• 2
• 3
• 4