Chemistry

What does a represent?

• Proton

• Neutron

• Electron

Tags

NGSS.MS-PS1-1

What does b represent?

• Proton

• Neutron

• Electron

Tags

NGSS.MS-PS1-1

What does c represent?

• Proton

• Neutron

• Electron

Tags

NGSS.MS-PS1-1

What is the atomic mass of this element?

• 20

• 60

• 40

• 41

Tags

NGSS.MS-PS1-1

What is the symbol of this element?

• Calcium

• P

• Ca

• C

Tags

NGSS.MS-PS1-1

protons

• negative charge, nucleus

• positive charge, shells

• positive charge , nucleus

• neutral charge, nucleus

neutrons

• no charge, shells

• positive charge, nucleus

• neutral, no charge, nucleus

• negative charge, shells

Tags

NGSS.MS-PS1-1

electrons

• no charge, nucleus

• positive charge, nucleus

• negative charge, shells

• negative charge, nucleus

Tags

NGSS.MS-PS1-1

NGSS.MS-PS2-3

The characteristics or properties of metals include

• shiny and solid
• ductile and malleable
• lose electrons
• all of the above

Which particle contributes the negative charge to the atom?

• proton
• electron
• neutron
• nucleus

Tags

NGSS.MS-PS1-1