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Radon atom & ion lab

Change the electron count of Radon and inspect its charge, shells and reviewed atomic properties.

UndergraduateLive

Scientific learning path

  1. 01UnderstandLive
  2. 02ExploreLive
  3. 03ExperimentLive
  4. 04ObserveLive
  5. 05ExplainLive
  6. 06ApplyLive
  7. 07TestLive
Explanation mode
Rn

Core label represents the fixed nuclear charge; individual neutrons are not inferred from standard atomic weight.

Reviewed atomic properties

Unavailable measurements remain explicitly unavailable.

First ionization energy1037 kJ mol⁻¹
Covalent radius150 pm
Electronegativity2.2 Pauling

No stable isotope. Mass shown is for Rn-222.

Description of this simulation

Radon is neutral here: 86 protons are balanced by 86 electrons across shells 2, 8, 18, 32, 18, 8.

Quick test · 3 questions
1. Which statement is evidence from this simulation?
2. How should you test the effect of one control?
3. Why read the model notes?

Rn

Radon

Z = 86
Protons
86
Electrons
86
Shells
2 · 8 · 18 · 32 · 18 · 8
Configuration
[Xe] 4f14 5d10 6s2 6p6
Common oxidation states
0, 2
Phase near room conditions
gas

What this model shows — and what it simplifies

Educational Model

The nuclear charge stays fixed at 86 protons, which is what defines Radon.

Where do we see this in real life?

The electron count and measured properties of Radon help determine how it bonds, reacts and is identified in chemical materials.

Explain this result

Scientific review record

Building
Module version
v1 bundled
Published
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Last reviewed
Not yet verified
Academic level
Undergraduate
Reviewer
Not publicly assigned

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