Periodic Table
Chemical Equations
Ions
Stoichiometry
Miscellaneous
100
Mg is the element symbol
What is Magnesium
100
The law that states mass is neither created nor destroyed
What is the Law of Conservation of Mass?
100
Na+
What is a sodium ion?
100
6.022*10^23
What is Avagadro's number?
100
Amount of protons oxygen has
What is 8?
200
Number of columns on the periodic table
What is 18?
200
A substance that takes part in change during a reaction
What are reactants?
200
Name the compound: CO2
What is carbon dioxide?
200
Amount of significant figures in 9.0000
What is 3 significant figures?
200
Amount of electron domains of a tetrahedral bond
What is 4?
300
Creator of the periodic table
Who is Dmitri Mendeleev?
300
Type of reaction where an element reacts with a compound and takes the place of another element in that compound
What is a single replacement reaction?
300
The charge of phosphate
What is 3-?
300
Identify the quantity that 325 ms represents
What is time?
300
Formed the atomic theory
Who is Democritus?
400
Amount of valence electrons in group 13
What is 3?
400
The type of reaction shown here: AB-->A+B
What is a decomposition reaction?
400
Rule for oxyanions; one more oxygen
What is 'per'?
400

The reactant that remains after a chemical reaction has stopped

What is the excess reactant?
400
Gas that extinguishes a flaming splint
What is carbon dioxide?
500
Name of the group Lithium is in
What is alkali metals?
500

Temperature, color change, gas bubbles and formation of a precipitate

What are the four indicators of a chemical reaction?
500
Forumula for carbonate
CO3(2-)
500

a chemical formula showing the simplest ratio of elements in a compound rather than the total number of atoms in the molecule


What is empirical formula?
500
Occurs when positive and negative charges are separate from each other
What is a dipole?
M
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