Atoms
Periodic Table
Bonding Basics
Chemical Equations
Balancing Equations
100
The three main subatomic particles
What are protons, neutrons, and electrons
100
There are seven of these.
What are rows or periods.
100
Positive and negative ions form this type of bond.
What is an ionic bond?
100
These are on the left of the arrow.
What are reactants?
100
In balancing chemical equations, you must obey this law!
What is the Law of conservation of matter/mass?
200
Where the atom's mass is located.
What is the nucleus.
200
This family explodes in water.
What are the alkali metals.
200
This group forms a salt when combined with a metal.
What are Halogens.
200
This reaction shows the breakdown of a chemical substance.
What is a decomposition reaction?
200
You can never change these in order to balance an equation.
What are subscripts?
300
These are equal in a neutral atom.
What are protons and electrons
300
This family is snooty and not chemically active.
What are the noble gases.
300
What is the name of Mg3N?
What is magnesium nitride?
300
H2 +O2 yields 2H2O is this type of reaction.
What is synthesis.
300
You can only change these when balancing a chemical equation.
What are coefficients?
400
Na+ and Cl- are examples of these.
What are ions.
400
These metals can have different numbers of valence electrons, so they are in a group of their own.
What are transition metals or elements.
400
Binary compounds always begin with this ion.
What is the positive ion?
400
AB + CD = CB + AD is this type of reaction.
What is double replacement?
400
Na plus Cl2 produces NaCl; Balance the equation ___Na + ___Cl2 yields NaCl
2Na plus Cl2 yields 2NaCl
500
C-12 and C-14 are examples of these.
What are isotopes (of carbon).
500
The elements in family 16 have this oxidation number.
What is 2-
500
If calcium and nitrogen bond ionically, this is the chemical formula.
What is Ca3N2?
500
Element + compound equals compound + element describes this reaction.
What is single replacement?
500
The correct way to balance this equation is.... ___ S8 + ___ O2 produces ___ SO2
What is 8 in front of O2 and SO2?
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