Periodic Table Groups and Periods

What two elements are in the same Period?

• K - Potassium and Na - Sodium

• Li - Lithium and Mg - Magnesium

• B - Boron and C - Carbon

• Zn - Zinc and N - Nitrogen

What two elements have the same number of energy shells?

• He - Helium and Ne - Neon

• Na - Sodium and K - Potassium

• Be - Berylium and Mg - Magnesium

• Na - Sodium and Mg - Magnesium

The _______ tells us how many energy shells an element has.

• group

• period

• atomic number

• element symbol

The _________ tells us how many valence electrons an element has.

• Group

• Period

• Atomic Number

• Element

How many valence electrons does an element want to have?

• 0

• 10

• 2

• 8

Elements more reactive the further __________ on the periodic table.

• Right

• Left

What group and period does this element belong in? *

• period 1 and group 3

• period 3 and group 1

• period 2 and group 3

• period 3 and group 2

Tags

NGSS.MS-PS1-1

This group of elements does not react with other elements to form compounds because they have a full valence shell

• Alkali Metals

• Transition Metals

• Halogens

• Noble Gas

This group of highly reactive non-metals on the periodic table means "Salt-Formers"

• Alkali Metals

• Actinides and Lanthanides

• Halogens

• Noble Gasses

• Periods
• Groups
• Protons

• Ions