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WikiCards · Card list · Science cards · Allotropes of oxygen
Uncommon card · Science
Allotropes of oxygen, an Uncommon card
There are several known allotropes of oxygen. The most familiar is molecular oxygen, present at significant levels in Earth's atmosphere and also known as dioxygen or triplet oxygen.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 60
- DEF
- 52
- Power
- 112
- Wikipedia reads a year
- 30,000
Power 112 (ATK + DEF): stronger than 60 % of WikiCards cards.
The facts on the card
The card carries these facts from its Wikipedia article.
- Another is the highly reactive ozone.
- Others are: Atomic oxygen, a free radical.
- Singlet oxygen, one of two metastable states of molecular oxygen.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Allotropes of oxygen article was read about 30,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 60 and blocks with 52: each hit it takes is cut by 21 %.
How to get Allotropes of oxygen
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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Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Science cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Allotropes of oxygen (revision), CC BY-SA 4.0. Photo : Staff Sgt. Nika Glover, U.S. Air Force, Public domain, Wikimedia Commons.
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