Stogs Formulae and Atomic Structure

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Tags

NGSS.MS-PS2-3

Subatomic particles with a positive charge

• neutrons
• atomic mass
• protons
• isotopes

Tags

NGSS.HS-PS1-8

Measure mainly of the nuclear particles: protons + neutrons

• Subatomic Particles
• Atomic Number
• Atomic Mass
• Gluons

Tags

NGSS.HS-PS1-8

Value representing the number of protons in an element

• Atomic Mass
• Mass Number
• Valence Electrons
• Atomic Number

Subatomic particles that are neutral in charge

• Neutrons
• Protons
• Nucleus 
• Electrons

A charged atom

• Ion
• Isotope
• Electron Cloud
• Quark

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

A tiny but very dense, positively charged portion of the atom that holds most of the atomic mass

• Electron Shells
• Orbitals
• Electron Cloud
• Nucleus

Tags

NGSS.HS-PS1-8

What is the chemical formula for magnesium bromide?

• MgBr
• Mg₂Br
• MgBr₂
• Not enough info

In the picture, what is the atomic number for Sodium?

• 11
• 22.9
• Na
• none of the above

In the picture, what is the Mass number?

• 19
• K
• 39.098
• potassium

Tags

NGSS.MS-PS1-1