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⚛️ Atomic Structure
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Drag particles from the tray below · drop on nucleus or shell ring
Protons (Z)
0
Neutrons
0
Electrons
0
Mass (A)
0
+
Proton
+1 · mass 1
0
Neutron
0 · mass 1
−
Electron
−1 · ~0 mass
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Theme
☀️ Projector / Light
🌙 Dark Navy
Motion
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Colour overlay (Irlen)
None
Cream
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Blue
Green
Colour-vision (CVD) filter
None
Protanopia
Deuteranopia
Tritanopia
Reading support
📏 Reading ruler
🔠 Dyslexia spacing
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Label text size
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