Actinide · element 93
Neptunium
Named after Neptune. First of the ones made by hand.
Only 0.4% of people are Neptunium. (estimated)
If you're Neptunium
You are the first of the artificial ones: made on purpose, out past the edge of the natural map, and slightly proud of it.
Neptunium was the first transuranium element synthesised, in 1940, and it sits in some smoke detectors as a by-product.
How to get along with Neptunium
Do
- Let them go past the edge of the map.
- Respect the 'first' status.
- Give them a laboratory, not a lecture.
Don't
- Don't call them unnatural.
- Don't expect them to come back inside the natural line.
When it goes wrong: They were made to see what happens. Don't act surprised when something does.
Atomic profile
Every element is placed on six personality dimensions derived from its chemistry. Your answers are placed on the same six, and the closest element wins. How the scoring works
- Reactivity
- 7
- Sociability
- 4
- Stability
- 1
- Energy
- 1
- Rarity
- 9
- Warmth
- 4
Neptunium in literature
- Ariadne — Metamorphoses, Ovid (8)
- Miranda — The Tempest, William Shakespeare (1611)
- Lensky — Eugene Onegin, Alexander Pushkin (1833)
Characters from public-domain works, chosen for the same traits. Company, not a verdict.
Closest personalities
The elements whose profiles sit nearest to Neptunium's. If you got Neptunium, one of these was probably your runner-up.
Other actinides
AcActiniumThThoriumPaProtactiniumUUraniumPuPlutoniumAmAmericiumCmCuriumBkBerkeliumCfCaliforniumEsEinsteiniumFmFermiumMdMendeleviumNoNobeliumLrLawrencium