Atoms, Isotopes, and Ions

Catalog #STO-142

Model the sub-atomic particles in atoms, isotopes, and ions.

Time To Complete Time to complete: Two 40-minute class periods

Use colored chips and the information from a periodic table to model the sub-atomic particles (protons, neutrons, and electrons) in atoms, isotopes, and ions.

  • Model the electron configuration within the electron energy levels.
  • Learn how changing the number of protons, neutrons, or electrons leads to different elements, isotopes, or ions.

Limit 1 free sample per customer

Quantity Price
1 - 9$10.00 ea.
10 - 24$9.50 ea.
25 - 1000$9.00 ea.

Each assembled kit contains:

  • Student instructions
  • Reference Sheet with periodic table of elements
  • Model Sheet
  • Cup (nucleus)
  • Bag of colored chips to represent protons, neutrons, and electrons.
  • Labels for chips

Also required: (no additional materials required)

Buy Unassembled and Save!

Atoms, Isotopes, and Ions – Pack of 10 Unassembled Kits

Catalog # STO-142U

Unassembled packs contain materials for 10 kits.

  • All supplies, lab materials, and printed labels
  • Student instructions copy master
  • Easy to follow instructions for kit assembly
Quantity Price
1 - 9$70.00 ea.
10 - 1000$66.50 ea.

This kit does not require refills since all its contents are reusable.

Teacher Testimonial

What a great out of the box hands on experiment. These are such great tools!

- High school biology teacher (TX)

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STO-142