How to Read the 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 group 

• 1

• 2

• 3

• 4

What does the 6 represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

Tags

NGSS.MS-PS1-1

What does 12.011 represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

Tags

NGSS.MS-PS1-1

What does the C represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

Tags

NGSS.MS-PS1-1

These are found on the Periodic Table.

• Compounds

• Elements

• Mixtures

What information does the atomic number of an element provide?

• Number of protons in the nucleus

• Number of neutrons in the nucleus

• Number of electrons in the outer shell

• Total number of protons and neutrons

Which of the following elements is a noble gas?

• Oxygen

• Nitrogen

• Helium

• Hydrogen

What is the significance of the periods in the periodic table?

• They indicate the number of valence electrons

• They represent the number of electron shells

• They show the atomic mass

• They determine the reactivity of elements