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WikiCards · Card list · Science cards · Chemical element
Rare card · Science
Chemical element, a Rare card
A chemical element is a species of atom defined by its number of protons.
- Rarity
- Rare
- Domain
- Science
- ATK
- 89
- DEF
- 94
- Power
- 183
- Wikipedia reads a year
- 320,000
Power 183 (ATK + DEF): stronger than 95 % of WikiCards cards.
Chemical element quiz: 3 questions
Three questions on the Chemical element card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
The number of ______ is called the atomic number of that element.
Answer
protons. The number of protons is called the atomic number of that element. From the Chemical element article on Wikipedia.
Which of these Wikipedia articles is read the most in a year?
Answer
Parrot. Parrot 490,000 · Chemical element 320,000 · European bison 250,000 · Mineral 190,000 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.
- The number of protons is called the atomic number of that element.
- For example, oxygen has an atomic number of 8: each oxygen atom has 8 protons in its nucleus.
- Atoms of the same element can have different numbers of neutrons in their nuclei, known as isotopes of the element.
Why it is Rare
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Chemical element article was read about 320,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 89 and blocks with 94: each hit it takes is cut by 38 %.
How to get Chemical element
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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Credits
Text : Wikipedia, Chemical element (revision), CC BY-SA 4.0. Photo : User:Double sharp , based on File:Simple Periodic Table Chart-en.svg by User:Offnfopt, CC BY-SA 4.0, Wikimedia Commons.
