Chemical Bond- An electron attraction that holds 2 or more atoms together.
Atoms want to bond in order to form an octet, and lower the amount of potential
Octet Rule- States that atoms tend to lose, gain or share
Chem Review Test 4
The Periodic Table
Dobereiner- Classified elements into groups of three because they has similar
These groups were called triads
Newland- Arranged the periodic table by increasing atomic masss.
Found that every 8th elem
Chem Review Test #2
1. Stable Atoms- nuclei dont change
Unstable Atoms- nuclei changes
a. Unstable nuclei decay (break apart) spontaneously and emit radiation (rays and
-Ratio of Protons to neutrons determines if atom is stable
Chem Review #10
Kinetics-area of chemistry that is concerned with the rate of reaction (how fast or slow)
and the mechanisms (steps) of the reaction.
Reaction Rate- The change in concentration of reactants and products in a certain
amount of time.
Review Sheet Test 2-Chem
1a. Heat of Fusion:
Definition: The amount of heat required to change a solid to a liquid at a constant
Heat of fusion for H2O (Ice Water) = 334 J/G
Equation: q= mHf