Science 10
Chemistry Rewrite Test
Written Part
1) Fill in the blanks
Formula
Name
CH4
Molar Mass
Moles
2.0
Sucrose
Hydrogen Peroxide
CCl4
Mass
13.5g
1.5
.678
S2Cl2
10g
Phosphorous
Propane
19.0g
.005
Rewrite the following word equations as formula equations, balance (do not assume that I have done
anything. Or have I….), give the products if necessary, identify the states and the reaction type.
1) Sodium chloride solution is mixed with zinc acetate
2) Propane burns
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3) Phosphorous acid is formed from its elements
4) Chlorine reacts with aluminum oxide
5) Tin(IV) oxide reacts with nitric acid
6) Methane gas reacts with steam
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7) Calcium hydroxide reacts with the acid in your stomach
8) Fill in the table
Element
Isotope/Ion
Symbol
# protons
# electrons
# neutrons
mass
number
magnesium-26
26
sulfur-32
sodium ion
81
Cl-
6
7
79Br
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9) Draw the energy diagram for the following:
a) Beryllium ion
b) Neon atom
c) Sulfide ion
10) Draw the Lewis Dot diagram for the following
a) Magnesium
b) Chlorine
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c) Lithium
11) Provide the name or formula for the following
a) Hydrofluoric acid
b) nitrous acid
c) cobalt (II) hydroxide
d) NH3
e) Ca(OH)2
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