Atoms & the Periodic Table Test

The second energy level can hold up to how many electrons?

• 2

• 8

• 10

• 18

What is the atomic mass of "F"?

• 9

• F

• 18

• 19

How do you find the number of protons in an atom?

• Atomic Number

• Atomic Mass

• Charge

• Atomic Mass minus Atomic Number

How do you find the number of neutrons in an atom?

• Atomic Number

• Atomic Mass

• Charge

• Atomic Mass minus Atomic Number

All matter is made of what?

• Energy

• Atoms

• Electrons

• Compounds

Which subatomic particle has a similar mass to a proton?

• Electron

• Neutron

• Photon

• Sauron

What is the part of the atom that determines atom's element?

• Proton

• Nucleus

• Electron

• Neutron

How are elements ordered on the Periodic Table?

• Alphabetically

• By Color

• By Mass

• By Atomic Number

How many neutrons are in a potassium atom?

• 7

• 19

• 20

• 39

How many protons are in a carbon atom?

• 3

• 7

• 12.011

• 6