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Elements in Biology/Medicine
Hydrogen
Colors
Toxic Stuff
Interesting Stuff
100
Common use of arsenic by women during the Victorian area when mixed with vinegar and chalk.
What is taken to improve complexion (lighter skin tone)?
100
Common use of hydrogen before 1937.
What is ballast for airships?
100
Common use of sodium vapor due to its strong yellow spectral line intensity.
What are streetlamps?
100
Common use of thallium in the pre-1980s.
What is rat poison?
100
Common name of iron sulfide
What is pyrite or fool's gold?
200
Cancer commonly treated with iodine isotopes.
What is thyroid cancer?
200
The major use of hydrogen gas in industry that is of importance to farmers.
What is the Haber process?
200
Color obtained when dissolving sodium in ammonia to produce free electrons.
What is dark blue?
200
Major use of argon in the poultry industry.
What is an asphyxiant?
200
Substance containing oxygen that must be stored in plastic containers at lowered concentrations because it can react explosively with glass.
What is hydrogen peroxide?
300
Special development in herbivores and omnivores due to their high biological need for sodium and its relative scarcity in most areas.
What is the ability to taste salty things?
300
"Green" replacement for CFCs in refrigeration and air conditioning.
What are HFCs (hydrofluorocarbons)
300
Cesium burns this color in an open flame.
What is light blue?
300
Reason why toxic barium can be safely consumed prior to X-ray imaging.
What is extreme insolubility in water?
300
Unique physical property that gallium shares with water.
What is its solid phase is less dense than its liquid phase?
400
Ion of similar size to Thallium +1 that leads to its extreme toxicity.
What is potassium?
400
Scientist who first liquified hydrogen.
Who is James Dewar?
400
What color does potassium burn in an open flame?
What is purple?
400
Previous use of KCl that is now banned in many states.
What is to stop hearts for a lethal injection?
400
Unique property of indium tin oxide (ITO), a conducting material.
What is it conducts electricity but is optically transparent?
500
Medical disorder commonly treated with modern lithium compounds.
What is bipolar disorder?
500
Flame color of hydrogen when it is ignited in the presence of oxygen.
What is colorless?
500
Color contributed by krypton in fluorescent lamps to improve their overall light output
What is blue?
500
Reason for incorporation of strontium-90 into nuclear weapons.
What is to increase nuclear fallout by having Sr-90 replace calcium in the body?
500
Reason tin contributed to Napoleon losing his 1812 campaign in Russia.
What is the tin buttons on soldier's coats fell apart after converting from white to grey tin?