Atomic Structure Quiz

What are the subatomic particles located in the nucleus of an atom?

• Protons and electrons

• Protons and neutrons

• Neutrons and electrons

• Protons, neutrons, and electrons

Which subatomic particle has a positive electrical charge?

• Proton

• Neutron

• Electron

• None of the above

How many electrons are required for stability in atoms with only one energy level or shell?

• 1

• 2

• 6

• 8

Which element is stable because it has 8 electrons in its outermost shell?

• Carbon

• Helium

• Neon

• Oxygen

What is the octet rule?

• Atoms with fewer than 8 electrons in their outermost shells are stable

• Atoms with 8 electrons in their outermost shells are stable

• Atoms with more than 8 electrons in their outermost shells are stable

• Atoms with 8 protons in their nucleus are stable

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

How many protons does this atom have?

• 2.5
• 6
• 5
• 10.811

In order for me to find the number of neutrons, I must round the atomic mass and then do what?

• atomic number-atomic mass
• atomic number x atomic mass
• atomic mass + atomic number
• atomic mass - atomic number

How many neutrons are in Magnesium?

• 36

• 12

• 24

• 6

How many electrons are in Sulfur?

• 32

• 16

• 48

• 8