Periodic Table

The vertical (up and down) columns in the Periodic Table are called

• groups

• towers

• periods

• atomic numbers

The Modern Periodic Table of Elements is arranged by

• atomic mass

• atomic number

• valence electrons

• number of isotopes

Sodium (Na) is found in period 

• 3

• 2

• 4

• 1

Sodium (Na) is found in group 

• 1

• 2

• 3

• 4

What does the atomic mass tell you? 

• Basically,the number of electrons and protons

• The number of neutrons

• Basically, the number of protons and neutrons

• The number of protons.

What does the 6 represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

What does 12.011 represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

What does the C represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

These are found on the Periodic Table.

• Compounds

• Elements

• Mixtures

The horizontal (side to side) rows in the Periodic Table are called

• groups

• families

• periods

• atomic numbers