Periodic Table Review

In the element square shown, what does the number '1' represent?

• Atomic Number

• Symbol

• Atomic Weight

• Name

In the element square shown, what does the letter 'H' represent?

• Atomic Number

• Symbol

• Atomic Weight

• Name

In the element square shown, what does 'Hydrogen' represent?

• Atomic Number

• Symbol

• Atomic Weight

• Name

In the element square shown, what does '1.008' represent?

• Atomic Number

• Symbol

• Atomic Weight

• Name

What is the difference between periods/series and families/groups on the Periodic Table?

• Periods/series are horizontal rows, and families/groups are vertical columns.

• Periods/series are vertical columns, and families/groups are horizontal rows.

• Periods/series and families/groups are both diagonal lines.

• Periods/series and families/groups refer to the same thing.

Atomic number is equal to the number of _______.

• protons

• neutrons

• electrons

• atoms

The number of protons is equal to the number of _______ in a neutral atom.

• electrons

• neutrons

• isotopes

• nuclei

Atomic Mass = number of protons + number of _______.

• neutrons

• electrons

• atoms

• molecules

Neutrons = Atomic Mass - number of protons or _______.

• atomic number

• mass number

• isotope number

• atomic weight

Chemical symbols can be how many letters long?

• 1, 2, or 3

• 2, 3, or 4

• 1 or 2 only

• 3 only