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Element Facts
Fun and useful facts about well-known elements.
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66 cards
- Which element is the lightest and most common in the universe?QuestionHydrogen
- Which gas makes up about 78% of Earth's air?QuestionNitrogen
- Which gas do we breathe in to live, about 21% of the air?QuestionOxygen
- Which element is the basis of all known life?QuestionCarbon
- Which two forms of pure carbon are very different: one soft and one super hard?QuestionGraphite and diamond
- Which noble gas is used to fill party balloons that float?QuestionHelium
- Which element is the only metal that is liquid at room temperature?QuestionMercury
- Which element has the symbol Au and is a shiny yellow metal?QuestionGold
- Which metal is used in most electrical wires?QuestionCopper
- Which metal is the main ingredient of steel?QuestionIron
- Which element do bones and teeth need, found in milk?QuestionCalcium
- Which element is in table salt along with chlorine?QuestionSodium
- Which gas is used to disinfect swimming pools?QuestionChlorine
- Which noble gas glows red-orange in signs?QuestionNeon
- Which element is the most common metal in Earth's crust?QuestionAluminum
- Which element is the second most common in Earth's crust, found in sand and glass?QuestionSilicon
- Which element is used in computer chips?QuestionSilicon
- Which metal is a good conductor and is used for jewelry and mirrors, symbol Ag?QuestionSilver
- Which element makes matches burn and is found in DNA?QuestionPhosphorus
- Which yellow solid smells like rotten eggs in some compounds?QuestionSulfur
- Which element helps prevent tooth decay in toothpaste?QuestionFluorine, as fluoride
- Which element is needed in the thyroid gland and is added to table salt?QuestionIodine
- Which element is at the center of the Sun's fuel and fuses into helium?QuestionHydrogen
- Which element is the second most abundant in the universe?QuestionHelium
- Which element is the hardest natural material (a form of carbon)?QuestionDiamond, which is carbon
- Which metal is used to coat steel to stop rust, as in galvanizing?QuestionZinc
- Which heavy, soft metal is used in car batteries?QuestionLead
- Which element has the highest atomic number that occurs naturally in large amounts in Earth's crust?QuestionUranium (92)
- Which element is named after the Sun's Greek name Helios?QuestionHelium
- Which metal is attracted to magnets and is the core of Earth?QuestionIron
- Which light metal is used for airplane parts and soda cans?QuestionAluminum
- Which bright white metal burns with a dazzling flame and is in fireworks and flares?QuestionMagnesium
- Which metal is soft enough to cut with a knife and reacts violently with water?QuestionSodium
- Which element is the N in fertilizer labels like N-P-K?QuestionNitrogen
- Which metal is mixed with copper to make bronze?QuestionTin
- Which element is a purple-black solid that turns into purple vapor when heated?QuestionIodine
- Which noble gas is used in light bulbs to protect the filament?QuestionArgon
- Which element is named for Poland, the homeland of Marie Curie?QuestionPolonium
- Which element was named after Marie and Pierre Curie?QuestionCurium
- Which element is named after Albert Einstein?QuestionEinsteinium
- Which element is named after Dmitri Mendeleev?QuestionMendelevium
- Which element is named after Niels Bohr?QuestionBohrium
- Which element is named after planet Neptune?QuestionNeptunium
- Which element is named after planet Uranus?QuestionUranium
- Which element is named after the Greek word for "green"?QuestionChlorine (from chloros)
- Which element is named after the state of California?QuestionCalifornium
- Which element is named after Selene, the Greek moon goddess?QuestionSelenium
- Which element is used to make the strongest magnets, the neodymium kind?QuestionNeodymium
- Which element is the most electronegative?QuestionFluorine
- Which element is a green poisonous gas used long ago and in swimming pools?QuestionChlorine
- Which metal is the best conductor of electricity?QuestionSilver
- Which element makes up the largest part of the human body by mass?QuestionOxygen
- What is the most abundant element in the human body by number of atoms?QuestionHydrogen
- Which element is liquid at room temperature besides mercury, a reddish-brown liquid?QuestionBromine
- Which element has the symbol Pt and is very valuable and does not tarnish?QuestionPlatinum
- Which metal has the highest melting point of all metals?QuestionTungsten
- Which element is used in the filaments of old light bulbs?QuestionTungsten
- Which element is a radioactive gas found in some basements?QuestionRadon
- Which element is used in nuclear power plants as fuel?QuestionUranium
- Which element is the first in the noble gas family?QuestionHelium
- Which element is a shiny gray solid that is a metalloid and used in solar panels?QuestionSilicon
- Which element makes the flame of some fireworks red?QuestionStrontium
- Which element makes the flame of some fireworks green?QuestionBarium
- Which element makes the flame of some fireworks blue?QuestionCopper
- Which element is in chlorophyll at the center of the molecule?QuestionMagnesium
- Which element is at the center of hemoglobin and helps carry oxygen in blood?QuestionIron
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