Compounds
Which order is the correct order for writing an Ionic compound?
-Cation anion
-Anion cation
Cation anion
What are the prefixes for Covalent compounds?
EX: 1=mono, 2= di, 3=?
1 = mono
2 = di
3 = tri
4 = tetra
5 = penta
6 = hexa
7 = hepta
8 = octa
9 = nona
10 = deca
What is a reactant?
The species before the chemical change
What is a synthesis reaction?
A + B --> C
What is a mole?
The amount of substance
What suffix do you put at the end of the anion in a compound?
-ide
What is a transition metal?
What is a product?
The species after the chemical change
What is a decomposition reaction?
C --> A + B
Atoms, molecules, ion, electrons, protons, etc.
What do the charges need to equal in an Ionic bond?
0
What is the exception for using the prefix "mono"?
If it used for the first element
How do you write states in chemical equations?
Add the state in the parentheses
What is a Single Replacement reaction?
AB + C --> AC + B
or
AB + C --> CB + A
What is Avogadro's number?
Avogadro's number = 1 mole
6.022 x 10^23 items
What is a characteristic of an Ionic bond?
-Transfer e-
-Must have a cation and anion
What is the basic formula of an acid?
HX(aq)
What does a triangle over the arrow in a chemical equation mean?
Indicates heat is added
What is a Double Replacement reaction?
AB + CD --> AD + CB
The mase of 1 mole of an element
What is a characteristic of a covalent/molecular bond?
-Share e-
-Nonmetals
-Solid, liquid, or gas
What is the name of P2Cl5?
diphosphorus pentachloride
What are the four states used in chemical equations?
Solid (s), liquid (l), gas (g), aqueous (aq)
What is a Combustion reaction?
CxHy + O2(g) --> CO2(g) + H20(l)
How do you find the molar mass of compounds?
Add up the atomic masses of all the element in the chemical formula