This Russian chemist used his observations about atomic properties and weights to create an early version of the periodic table.
Who is Dmitri Mendeleev
100
Lavoisier’s experiments demonstrated the role that oxygen plays in combustion and disproved this leading combustion theory of the time.
What is the theory of Phlogiston?
100
This is how something would taste if it were an alkaloid, such as morphine.
What is bitter
100
The biodegradable polymer polylactic acid (PLA) is produced from lactic acid monomers, created from the fermentation of this food.
What is corn
100
The metal have prankster chemists used for years to create disappearing spoons for unsuspecting victims.
What is Gallium
200
This female chemist won Nobel Prizes in both physics and chemistry and is best known for her work on radioactivity, which eventually led to her death.
Who is Marie Curie
200
This ancient civilization was among the first to propose the idea of matter being made up of discrete, indivisible units.
What is ancient Greece? (Also acceptable: What is ancient India?)
200
When something tastes sour, it is due to this type of chemical.
What is acid
200
The number of principles of green chemistry.
What is 12
200
This element has the lowest boiling point of any known substance, and its liquid form is often used to cool NMR and other superconducting magnets.
What is Helium
300
This Swedish chemist has an element named in his honor. He invented dynamite and established a famous prize that is awarded yearly in different categories.
Who is Alfred Nobel
300
This model of matter preceded the modern structure of the atom, and represented atoms as electrons scattered throughout a backdrop of positive charge.
What is the plum-pudding model? (Also acceptable: What is the blueberry muffin model? What is the raisin bun model?)
300
This compound forms in your eyes when chemicals from onions get in them.
What is sulfuric acid
300
By 1990, Ibuprofen synthesis was cut down to 3 steps, with an atom economy of up to 99 percent. But in the 1960s, the synthesis was 6 steps, and had an atom economy percentages of ______ percent.
What is 40%
300
This element is the rarest on Earth (excluding transuranic elements).
What is Astatine
400
This Irish chemist helped to pioneer the experimental scientific method. He is best known for a law that bears his name, which says that pressure and volume are inversely proportional.
Who is Robert Boyle
400
This is the original, German name for Tungsten (Symbol: W)
What is Wolfram?
400
The human body contains enough carbon to produce the “lead” in this many pencils.
What is 9000.
400
It is estimated that the amount of chemicals and fossil fuels used to produce one computer chip is this many times the weight of the computer chip.
What is 630
400
Along with Tin and Oxygen, this rare element helps make up the transparent conducting material found in most touchscreen devices.
What is Indium (Part of Indium-Tin Oxide)
500
This former University of Minnesota professor worked on developing synthetic rubber during World War II and is known as the “Father of Analytical Chemistry.”
Who is Isaak Kolthoff
500
This was the first organic molecule to be artificially synthesized from inorganic starting materials outside of a living organism.
What is Urea?
500
There are 250 g (about 0.5 lbs) of this ionic compound in the human body
What is NaCl
500
Dichlorodiphenyl trichloroethane (DDT), a well-known insecticide, was banned in the United States in 1973 due to significant environmental damage. (She) ________ wrote the book that contributed to the ban on this chemical.
Who is Rachel Carson
500
This famously colorless metal is, interestingly enough, named for the Greek word for color.