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Grade 10 Chemistry Review Flashcards | StudBud
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Grade 10 Chemistry Review
Grade 10 Chemistry Review
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Grade 10 Chemistry review.
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Na
2
S is called:
sodium sulfate
sodium sulfide
disodium monosulfide
none are correct
2
A sulfur atom has _____ electrons.
6
2
32
16
3
Which of the following atoms has more than one ionic charge?
lead
radium
silver
zinc
4
Ammonium sulfate (NH
4
)
2
SO
4
has _____ total atoms.
10
13
15
14
5
Magnesium is a(n):
alkali metal
halogen
alkaline earth metal
noble gas
6
What is Aluminum's ionic charge?
-3
+3
-5
+13
7
Valence electrons are always found on the:
third electron shell
first electron shell
outermost electron shell
second electron shell
8
Which of the following pH values is closes to neutral?
13.9
6.1
7.4
2.3
9
This is a Bohr diagram for:
gallium
silicon
aluminum
boron
10
The following WHMIS symbol represents:
dangerously reactive material
compressed gas
oxidizing material
biohazardous infectious material
11
C
2
H
6
is called:
dicarbon hexahydride
carbonic acid
monocarbon tetrahydride
carbon hydride
12
An acid with a pH of 4 is _____x more corrosive than an acid with a pH of 6.
100
20
1000
10
13
Bleach is a(n):
base
flammable substance
acid
neutral substance
14
H
2
CO
3
--> H
2
O + CO
2
is a ________________ reaction.
decomposition
synthesis
combustion
single displacement
15
NaCl + LiF --> NaF + LiCl is a _______________ reaction.
synthesis
double displacement
decomposition
single displacement
16
The formula for gallium hydroxide is:
Ga(OH)3
Ga3OH
GaOH3
GaOH
17
Salt water would be a(n):
solution
element
compound
heterogeneous mixture
18
The formula for magnesium nitride is:
Mg2N3
MgN
Mg3N2
MgN2
19
Which of the following is NOT a Household Hazardous Product Symbol?
explosive
corrosive
compressed gas
flammable
20
C
2
H
6
+ O
2
--> H
2
O + CO
2
is a __________________ reaction.
double displacement
endothermic
neutralization
combustion
21
Is this equation balanced? 2Na + O
2
--> Na
2
O
no
yes
22
When a non-metal oxide reacts with water, a(n) __________ is produced.
hydrocarbon
molecular compound
base
acid
23
The atomic mass of an atom is made up of:
protons + neutrons
protons + electrons + neutrons
electrons + neutrons
protons + electrons
24
Neutralization reactions occur between:
acids and bases
non-metals and metals
acids and oxygen
metals and bases
25
The formula for gold (III) oxide is:
AuO
Au3O2
Au2O3
AuO3
26
Acids are associated with what colour?
red
green
yellow
blue
27
Ba(OH)
2
is called:
barium dihydride
barium hydro-oxygen
barium oxate
barium hydroxide
28
How many valence electrons does chlorine have?
17
1
7
35
29
The formula for disulfur hexaphosphide is:
S6P2
S5P2
S2P6
S2P5
30
H
3
PO
4
is called:
hydrogen phosphide
hydrogen phospho-oxide
trihydrogen phosphate
phosphoric acid
