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WikiCards · Card list · Science cards · Atomic nucleus
Uncommon card · Science
Atomic nucleus, an Uncommon card
The atomic nucleus is the small, dense region consisting of protons and neutrons at the center of an atom, discovered in 1911 by Ernest Rutherford at the University of Manchester based on the 1909 Geiger–Marsden gold foil experiment.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 70
- DEF
- 52
- Power
- 122
- Wikipedia reads a year
- 110,000
Power 122 (ATK + DEF): stronger than 60 % of WikiCards cards.
Atomic nucleus quiz: 3 questions
Three questions on the Atomic nucleus card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Almost all of the mass of an atom is located in the nucleus, with a very small contribution from the ______ cloud.
Answer
electron. Almost all of the mass of an atom is located in the nucleus, with a very small contribution from the electron cloud. From the Atomic nucleus article on Wikipedia.
In which decade?
After the discovery of the neutron in ____, models for a nucleus composed of protons and neutrons were quickly developed by Dmitri Ivanenko and Werner Heisenberg.
Answer
1930s. After the discovery of the neutron in 1932, models for a nucleus composed of protons and neutrons were quickly developed by Dmitri Ivanenko and Werner Heisenberg. From the Atomic nucleus article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Charles Spencer, 9th Earl Spencer. Charles Spencer, 9th Earl Spencer 73 · Atomic nucleus 70 · 32nd Air Division 64 · CFAP206 60 ATK in WikiCards.
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.
- After the discovery of the neutron in 1932, models for a nucleus composed of protons and neutrons were quickly developed by Dmitri Ivanenko and Werner Heisenberg.
- An atom is composed of a positively charged nucleus, with a cloud of negatively charged electrons surrounding it, bound together by electrostatic force.
- Almost all of the mass of an atom is located in the nucleus, with a very small contribution from the electron cloud.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Atomic nucleus article was read about 110,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 70 and blocks with 52: each hit it takes is cut by 21 %.
How to get Atomic nucleus
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
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Credits
Text : Wikipedia, Atomic nucleus (revision), CC BY-SA 4.0. Photo : Marekich, CC BY-SA 3.0, Wikimedia Commons.
