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WikiCards · Card list · Science cards · Caesium-137
Rare card · Science
Caesium-137, a Rare card
Caesium-137, cesium-137, or radiocaesium, is a radioactive isotope of caesium that is formed as one of the more common fission products by the nuclear fission of uranium-235 and other fissionable isotopes in nuclear reactors and nuclear weapons.
- Rarity
- Rare
- Domain
- Science
- ATK
- 73
- DEF
- 72
- Power
- 145
- Wikipedia reads a year
- 260,000
Power 145 (ATK + DEF): stronger than 75 % of WikiCards cards.
Caesium-137 quiz: 3 questions
Three questions on the Caesium-137 card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Trace quantities also originate from ______ fission of uranium-238.
Answer
spontaneous. Trace quantities also originate from spontaneous fission of uranium-238. From the Caesium-137 article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Freiburg im Breisgau. Freiburg im Breisgau 81 · COVID-19 pandemic in Qatar 78 · Caesium-137 73 · Blebbistatin 70 ATK in WikiCards.
Which of these Wikipedia articles is read the most in a year?
Answer
Electromagnetic spectrum. Electromagnetic spectrum 590,000 · Caesium-137 260,000 · Blebbistatin 3,200 · COVID-19 pandemic in Qatar 2,200 Wikipedia reads over a year.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- Trace quantities also originate from spontaneous fission of uranium-238.
- It is among the most problematic of the short-to-medium-lifetime fission products.
- Caesium has a relatively low boiling point of 671 °C and easily becomes volatile when released suddenly at high temperature, as in the case of the Chernobyl nuclear accident and with nuclear explosions, and can travel very long distances in the air.
Why it is Rare
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Caesium-137 article was read about 260,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 73 and blocks with 72: each hit it takes is cut by 29 %.
How to get Caesium-137
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
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Cards close in power
The cards just above and just below Caesium-137 in the power ranking, all domains together.
- Merovingian dynastyRare · History · ATK 77 DEF 68
- Secret societyRare · Society · ATK 72 DEF 73
- FantasyRare · Nature · ATK 73 DEF 72
- Henry ManciniRare · Arts · ATK 77 DEF 68
- Port-au-PrinceRare · Society · ATK 79 DEF 66
- Freiburg im BreisgauRare · Society · ATK 81 DEF 64
Card lists
- Wikipedia quizNew questions every day
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Credits
Text : Wikipedia, Caesium-137 (revision), CC BY-SA 4.0. Photo : ENERGY.GOV, Public domain, Wikimedia Commons.
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