Atomic Structure

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Tags

NGSS.HS-PS2-4

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

Subatomic particles that are neutral in charge

• Neutrons
• Protons
• Nucleus 
• Electrons

Atoms of the same element with a different number of neutrons

• Ion

• alloy

• Isotope

• Quarks

A charged atom

• Ion
• Isotope
• Electron Cloud
• Quark

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

Where electrons are likely to be found as they travel around the nucleus

• Nucleus
• Electron Cloud
• Within a Proton
• Within a Neutron

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

Arrangement of elements organized by atomic number

• Electron Cloud 
• Periodic Table 
• Electron Configuration
• None of these

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Calculation used to find the number of neutrons in an atom

• Mass Number- Atomic Number

• Atomic Number - Mass Number

• Mass Number - Electrons

• protons = electrons = neutrons