Build an Atom

Scene Summary

This sim has three screens, Atom, Symbol, and Game. Each sim screen contains a Play Area and a Control Panel.

My Atom in Orbit View

Three-part concentric circular model starting at the center region, the Nucleus.

Explore the Atom's regions and grab a particle to play.

Nucleus

Cluster of two protons and two neutrons.

  • First nucleus position
  • Second nucleus position

Inner Orbital

Two of two positions filled with electrons.

  • Electron in first Inner position
  • Electron in second Inner position

Outer Orbital

One of eight positions filled with electrons.

  • First Outer position
  • Second Outer position
  • Third Outer position
  • Electron in fourth Outer position
  • Fifth Outer position
  • Sixth Outer position
  • Seventh Outer position
  • Eighth Outer position

Particle Buckets

Three buckets of particles.

  • Protons
  • Neutrons
  • Electrons

Details About My Atom

Element and Location
  • Element Symbol: He
  • Location in Periodic Table: Top right-most cell
  • Net charge: −1
  • Sum of charges: Charge meter needle slightly left of center in blue region.
  • Charge comparison: Showing 2 positive signs and 3 negative signs.

Mass of 4 showing in scale.

Show labels in My Atom

Model

Choose scientific model for atom.

Tips on how to use this sim with a keyboard.

Tools and links for this sim.