The nucleus of an atom contains which subatomic particles?

• protons and electrons

• protons and neutrons

• electrons and neutrons

• protons, electrons, and neutrons

Tags

NGSS.MS-PS1-1

^{What does the 6 represent above the C}

• Symbol 
• Name 
• Mass Number 
• Atomic Number 

Tags

NGSS.MS-PS1-1

Which subatomic particle is counted to determine the type of element the atom represents?

• proton

• neutron

• electron

• boron

Particles in an atom that are neutral and have no charge are 

• negatrons 
• electrons 
• neutrons 
• protons 

A proton is....

• A negatively charged subatomic particle
• A positively charged subatomic particle
• A neutrally charged subatomic particle
• The only subatomic particle located in the nucleus

Which subatomic particle has a negative charge?

• Proton

• Neutron

• Electron

• Atom

Elements with extra neutrons (charge = 0, mass = 1) makes the element change into an...

• ion

• mixture

• isotope

• neutral atom

Tags

NGSS.HS-PS1-8

How many neutron are in the atom "K"?

 $Neutrons\ =\ Mass-\Pr otons$  

• 29

• 19

• 58

• 20

Tags

NGSS.MS-PS1-1

What the mass number of this element?

• 7

• 14

• 1

• 0

Tags

NGSS.MS-PS1-1

What's the atomic number of this element?

• 20

• 40

• 1

• 2

Tags

NGSS.MS-PS1-1