Periodic Table Trends

There are _______ groups on the periodic table

Elements in the same group have _________ properties.

What is the name of the group that is not reactive?

• Noble Gases

• Halogens

• Alkali Metals

• Alkaline Earth Metals

What group reacts with metals to form salts?

• Noble Gases

• Halogens

• Alkali Metals

• Alkaline Earth Metals

How many valence electrons are there in group 17 (Halogens)?

• 6

• 8

• 7

• 5

How many valence electrons in group 18 (noble gases)?

• 4

• 6

• 7

• 8

Tags

NGSS.HS-PS1-1

As you move left to right on a period, the force which attracts electrons gets ________.

Tags

NGSS.MS-PS1-1

Why is neon not reactive?

• It is unstable

• It has 8 electrons (Octet Rule)

• It is a gas

• It is dull

Why do metals become more reactive as they move down a group?

• they have the same number of electrons

• they have the same number of orbits

• the electrons are further from the pull of the proton

• the electrons are closer to the nucleus

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the trend for atomic radius down a group?

• The atomic radius increases

• the atomic radius decreases

• the atomic radius stays the same

• the atomic radius is not a trend