Periodic Table

What is the atomic mass of this element?

• 15

• 31

• 31-15

• 5

How many valence electrons does Ba have?

• 56

• 2

• 137

• 6

What is the chemical symbol for the element Mercury?

• My

• Me

• Hg

• Ce

What element has 5 Energy Levels and 7 valence electrons?

• Cl

• Rb

• I

• Al

How many Energy Levels does Ne have?

• 8

• 2

• 10

• 20

What family does Indium belong to?

• Nitrogen

• Alkaline Earth metals

• Transition metals

• Boron

How many electrons does the first energy level hold?

• 2

• 7

• 8

• 10

What would the Lewis dot diagram look like for N?

• 2 dots

• 5 dots

• no dots

• dippin' dots

This element has more valence electrons than B, fewer valence electrons that N, and 4 energy levels.

• Si

• Ge

• As

• S

How many valence electrons does He have?

• 18

• 4

• 8

• 2