UNIT 1
UNIT 2
UNIT 3
UNIT 4
UNIT 5
100
Everything in the universe is made up of
What is matter
100
Red light carries the _______ amount of energy and has the _____ waves
What is least; longest
100
When identifying the chemical name of either a type I or type II ionic compound the name of the _____ is always written first
What is a cation
100
In order to balance an equation a __________ may be added to the reactants and/or products as needed
What is a reaction coefficient
100
Electrochemistry is the study of transformation between
What is chemical and electrical energy
200
10 toes, 12 eggs in a dozen...these are examples of...
What is exact measurements
200
When an atom temporarily has excess energy, its electrons jump to higher energy levels. This is called...
What is the excited state
200
Name what type of compound this is: NaCl
What is type I
200
A reaction occurs in the chemistry lab in which two new compounds are synthesized. This is an example of a ______.
What is a double replacement reaction
200
Oxidation - Reduction reactions involve a
What is transfer of electrons
300
How many sigfigs does this number contain: 0.00657
What is 6
300
When a nonmetal bonds with a metal, this is called a
What is an ionic bond
300
What is Avagadro's Number?
What is 6.022 x 10^23
300
Identify the type of reaction shown: A + BQ > AQ + B
What is a single replacement reaction
300
Transmutation is the result of
What is change in the number of protons
400
How do the particles in a solid move?
What is fast and packed together
400
When two nonmetals bond and one nonmetal gives its electron, this is called a
What is a polar covalent bond
400
If a compound contains a Roman Numeral, then it is a
What is type II compoud
400
When two aqueous solutions are mixed and a solid forms this solid is reffered to as the
What is precipitate
400
What makes an atom's nucleus unstable?
What is the ration of protons to neutrons
500
If a substance is heated up, energy is _____ and it is a ______ reaction
What is gained; endothermic
500
Which scientist created the plum pudding model?
Who is J.J. Thompson
500
A polyatomic ion forms when two or more atoms are bonded and the bond is overall
What is Negative or Positive
500
An insoluble substance:
Forms a solid in solution
500
______ is defined as the amount of time required for 50% of a radioactive atom to undergo decay
What is half-life
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