A measure of how close a value is to the actual value.
What is accuracy?
100
Solid, liquid and gas.
What are the three states of matter?
100
The smallest particle of an element that retains its identity in a chemical reaction.
What is the atom?
100
A compound made up of metal and nonmetal.
What is an ionic compound?
100
Two liquids that cannot dissolve in each other.
What is immiscible?
200
All the digits that can be known precisely in a measurement, plus one estimated digit.
What is significant figures?
200
Another word for "homogeneous mixture."
What is solution?
200
A positively-charged subatomic particle found in the nucleus of an atom.
What is a proton?
200
A compound in which electrons are shared, not transferred.
What is a covalent bond?
200
A solution containing the maximum amount of solute for a given amount of solute at a constant temperature.
What is a saturated solution?
300
A numerical expression where you have one digit to the left of the decimal place times 10 raised to a power.
What is scientific notation?
300
Describes the gaseous state of a substance that is generally a liquid at room temperature.
What is vapor?
300
The experiment that proved JJ Thompson wrong, and showed that the atom consisted of the nucleus -- a tiny, dense, positively-charged structure -- surrounded by a sea of electrons.
What is the goil foil experiment?
300
The electrons in the outermost shell.
What are valence electrons?
300
Solubility is affected by these three factors.
What are agitation (stirring), temperature, and particle size?
400
The number of significant figures in: 0.00506307
What is 6?
400
A mixture that is not uniform in composition.
What is a heterogeneous mixture?
400
The number of protons in the nucleus of an element; this number is found on the periodic table.
What is atomic number?
400
Rule: "Atoms gain or lose electrons in order to acquire the structure of a noble gas."
What is the octet rule?
400
The number of moles of a solute per liter of solution.
What is molarity?
500
Joule
What is the SI unit of energy?
500
A process used to separate components of a mixture using differences in boiling points.
What is distillation?
500
The sum of the protons and neutrons in the nucleus.
What is "mass number?"
500
A drawing that depicts valence electrons as dots around the atomic symbol of an element.
What is the electron dot structure or Lewis dot structure?
500
The difference between the boiling point of a solution and the boiling point of a pure solvent.