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Regents Chemistry Unit 8
Test Description: Chemical reactions time!
Instructions: Answer all questions to get your test result.
1) What law states that mass cannot be created or destroyed by physical or chemical change?
A
Law of equal rights
B
Law of conservation of charge
C
Law of conservation of mass
D
Law of conservation of energy
2) Redox reactions are driven by the loss and gain of
A
Electrons
B
Neutrons
C
Mass
D
Protons
3) In a redox reaction the more electronegative element gains the electron, resulting in a decrease in oxidation number. This process in called
A
Reduction
B
Massation
C
Oxidation
D
Remuneration
4) In a redox reaction the less electronegative element loses the electron, resulting in an increase in oxidation number. This process is called
A
Oxidation
B
Radioactive decay
C
Reduction
D
Permutation
5) In what type of redox reaction do two elements combine to form a compound?
A
Single replacement
B
Double Replacement
C
Synthesis
D
Decomposition
6) In what type of redox reaction does a compound decompose into its original elements?
A
Decomposition
B
Single replacement
C
Double Replacement
D
Synthesis
7) In what type of redox reaction would there be one element and one compound on each side of the equation?
A
Single replacement
B
Decomposition
C
Synthesis
D
Double Replacement
8) What is the name of the ion in a single replacement redox reaction that does not change its oxidation state?
A
Oxidizing Agent
B
Stopped ion
C
Spectator ion
D
Reducing Agent
9) In a double replacement reaction, the insoluble ions form a
A
Ternary hydrocarbon
B
Solubility
C
Precipitate
D
Conglomerate
10) What is your teacher's favorite food?
A
tofu
B
tacos
C
curd cheese
D
oatmeal
*select an answer for all questions
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