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Mr. Wissmann's Accelerated Chemistry Final Review Part 2
Test Description: Review for the accelerated chemistry final
Instructions: Answer all questions to get your test result.
1) The third period of the period table contains
A
s block only
B
s, p, and d blocks
C
p block only
D
s and p blocks
2) This type of reaction has only one product
A
synthesis
B
combustion
C
single replacement
D
decomposition
3) When balancing chemical equations, be sure that that you balance the number of ____ on both sides.
A
molecules
B
atoms
C
coefficients
D
subscripts
4) Which of the following is NOT evidence of a chemical change?
A
release of energy
B
new product formed
C
change of state
D
gas formation
5) Similar elements on the periodic table are in
A
groups
B
periods
C
rows
D
sides
6) If an atom has 6 protons and 5 neutrons, what is its atomic number?
A
11
B
5
C
6
D
1
7) Atoms with a positive net charge are
A
ions
B
cations
C
anions
D
isotope
8) In which compound does sulfur have an oxidation number of -2?
A
Na2S
B
SO2
C
SO3
D
Na2SO4
9) Which change occurs when an Sn^2+ ion is oxidized?
A
two protons are gained
B
two protons are lost
C
two electrons are gained
D
two electrons are lsot
10) Which half-reaction correctly represents a reduction reaction?
A
Li^0 + e- -- Li+
B
Br2^0 + 2e- -- 2Br-
C
Sn^0 + 2e- -- Sn^2+
D
Na^0 + e- -- Na+
11) Breaking a dish
A
chemical
B
physical
12) water evaporating
A
chemical
B
physical
13) bleaching clothes
A
chemical
B
physical
14) propane gas burning
A
physical
B
chemical
15) mashing potatoes
A
chemical
B
physical
16) What is the maximum number of electrons that can exist in the first shell surrounding an atomic nucleus?
A
8
B
4
C
18
D
2
17) What is the maximum number of electrons that can exist in the second energy level surrounding an atomic nucleus?
A
8
B
18
C
2
D
4
18) What is the maximum number of electrons that can exist in the third energy level surrounding an atomic nucleus?
A
8
B
18
C
32
D
2
19) how many electrons have the quantum numbers n=3 and L=2
A
6
B
10
C
2
D
18
20) how many electrons can have the quantum numbers n=2 and ml=0
A
6
B
2
C
8
D
4
*select an answer for all questions
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