The Atom
The Periodic Table
Groupies
Heart of the Matter
Wild Card
100
The 3 subatomic particles.
What are protons, neutrons, and electrons?
100
Another name for a family or column on the periodic table.
What is a group?
100
Another name for group 18.
What are the noble gases?
100
Total number of protons and neutrons in an atom.
What is the atomic mass number?
100
Named by Marie Curie, the process by which atoms produce energy and particles .
What is radioactivity?
200
The charge of a proton.
What is positive?
200
The name of a horizontal row on the periodic table.
What is a period?
200
Another name for group 17.
What are the halogens?
200
The most likely number of neutrons in an argon atom, which has an atomic number of 18 and atomic mass of 39.948.
What are 22 neutrons?
200
Grams of Nitrogen-13 left after half an hour if you start with 240 grams and it has a half-life of 10 minutes.
What is 30 grams?
300
The charge of an electron.
What is negative?
300
The identity of an atom that is also used to organize the elements in order on the periodic table.
What is the atomic number?
300
another name for group 2.
What are the Alkaline Earth Metals?
300
Describes Na+ since it has a positive overall charge due to losing an electron.
What is an ion?
300
The element that makes up the majority of your body.
What is oxygen?
400
The location of a neutron in an atom.
What is the nucleus?
400
A one or two-letter abbreviation that represents an element.
What is the chemical symbol?
400
Another name for group 1.
What are the alkali metals?
400
Atoms of the same element that have different atomic mass numbers due to having different numbers of neutrons.
What are isotopes?
400
Unit of measurement for mass that is equal to one proton or neutron (name BOTH).
What is an amu or Dalton(Da)?
500
The British scientist who proposed the idea of the atom, as the most basic unit of matter that can not be divided.
Who is John Dalton?
500
The average measure of matter of all isotopes of an element (in amu's).
What is atomic mass?
500
Unique group that rarely reacts since the outer electron shelf is full.
What are the noble gases or group 18?
500
The four substances ancient Greek philosophers thought everything was comprised of.
What are earth, air, fire, and water?
500
The element that makes up 90% of the universe.
What is hydrogen?
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