PSci Atomic/Nuclear Structure

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

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

Tags

NGSS.MS-PS1-1

An atom has 10 protons, 15 neutrons and 10 electrons what is its mass number.

• 20
• 10
• 5
• 25

Tags

NGSS.MS-PS1-1

Which letter represents a proton?

• A
• B
• C
• D

Tags

NGSS.MS-PS1-1

Which letter represents a neutron?

• A
• B
• C
• D

Tags

NGSS.MS-PS1-1

Which letter represents an electron?

• A
• B
• C
• D

Tags

NGSS.MS-PS1-1

Which subatomic particle has a positive (+) charge?

• Neutron
• Proton
• Electron

Which subatomic particle has a negative (-) charge?

• Proton
• Electron
• Neutron

Which subatomic particle has a neutral or no charge?

• Proton
• Electron
• Neutron

This particle determines what element you have - the elements identity.

• electron
• proton
• neutron
• valence shell

Tags

NGSS.MS-PS1-1

Which of the following is the missing product for this reaction?

• Sc-42
• Ca-20
• Sc-42
• Ca-42