Periodic

period

• Elements that occur in vertical columns on the periodic table.

• A horizontal row of elements in the periodic table

• Found in group two of the periodic table; highly reactive

• A subatomic particle that has a negative charge

atomic number

• gas at room temperature, low boiling point

• a subatomic particle that has a negative charge

• number or protons and neutrons

• the number of protons in the nucleus of an atom

found in group one of the periodic table; highly reactive

• Non-metals

• Transition Metals (Groups 3-12)

• alkali metals (group 1)

• metalloids (semimetals)

not able to conduct heat or electricity, little to no metallic luster

• Non-metals

• noble gases

• atomic mass

• Neutron

• A

• B

• C

• D

Row of elements on the periodic table that represent the number of energy levels.

• Atomic Number

• Atomic Mass

• Period

• Group

What is the term for the horizontal rows on the periodic table?

• Rows

• Groups

• Periods

• Blocks

Label the element with the correct terms

a

b

c

d

Element Name

Element Symbol

Atomic Mass

Atomic number

What is the term for the vertical columns on the periodic table?

• Rows

• Groups

• Periods

• Blocks

Found in group two of the periodic table; highly reactive

• period

• Alkali Earth Metals (Group 2)

• metalloids (semimetals)

• alkali metals (group 1)