Atomic Structure Test

What are the positively charged particles in an atom?

• Protons
• Neutrons
• Electrons

Electrons have what charge?

• Negative
• Positive
• Neutral
   (No Charge)

Tags

NGSS.HS-PS2-5

Neutrons have what charge?

• Negative
• Positive
• Neutral
   (No Charge)

Tags

NGSS.HS-PS1-8

The nucleus of an atom is made up of...

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

Tags

NGSS.HS-PS1-8

The image shows the periodic grid for POTASSIUM. What is Potassium's atomic number?

• 19
• 39
• 20
• Impossible to tell

Tags

NGSS.HS-PS1-1

The image shows the periodic grid for POTASSIUM. What is Potassium's average atomic mass?

• 38

• 39
• 39.098

• Impossible to tell

The image shows the periodic tile for POTASSIUM. How many PROTONS are found in a potassium atom?

• 19
• 39
• 20
• Impossible to tell

Tags

NGSS.MS-PS1-1

The image shows the periodic tile for POTASSIUM. How many NEUTRONS are found in a typical potassium atom?

• 19
• 39
• 20
• Impossible to tell

Tags

NGSS.MS-PS1-1

What does the MASS NUMBER tell us about an atom?

• Protons + Neutrons
• Protons + Electrons
• Neutrons + Electrons

Tags

NGSS.HS-PS1-8

What holds atoms, molecules, and compounds together?

• Chemical Bonds
• Electromagnetism
• Magnetism
• Electricity

Tags

NGSS.HS-PS1-1