Atomic Structure, Models, and Theory
Periodic Table and Trends
Chemical Bonding, Structures, and Names
Stoichiometry
Chemical Reactions
100
Democritus
Who is the philosopher who first imagined what atoms might be?
100
atomic number or number of protons
What is the most basic order for elements in the periodic table?
100
a cation
An atom that has gained an electron in an ionic bond is called this....
100
74g/mol
What is the molar mass of calcium hydroxide
100
chemical formula
What is a shorthand way to use chemical symbols and numbers to represent a substance?
200
plum pudding model
What is the name of Thompson's atomic model?
200
2
What is the number of valence electrons for the alkaline earth metals?
200
C, Si, N, P
Name an element that can have single, double and triple bonds
200
periodic table
You should look here when solving a mass-mass problem.
200
exothermic reaction
When a chemical reaction in which energy is released it is called this...
300
fluorine
What is the atom with 9 neutrons, 9 electrons, and 9 protons?
300
iron
What is the most common metal found on Earth?
300
any metal
Give one element that would likely bond WITH an anion
300
reactants
What is on the left side of the equation in front of the yields sign?
300
a chemical change
What does heating copper and sulfur create?
400
hypothesis
What is the first step of the scientific method?
400
noble gases
What is the group that contains full outer shell of electrons?
400
lattice energy
This measurement is an indicator of how strong an ionic bond is.
400
the number of moles
What is represented by the coefficient in a balanced chemical equation?
400
N3O9
What is the chemical formula for trinitrogen nonoxide?
500
electron
What is the subatomic particle with a negative charge and no mass?
500
The particles found in the nucleus that contribute mass to an atom
What are the neutrons and the protons?
500
non-metals
These groups of elements are more likely to share electrons that other on the periodic chart.
500
the limiting reactant/reagent
What is the thing that will cause your reaction to stop?
500
a precipitate
What is a solid is produced as a result of a chemical reaction in a solution?
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