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EXAM Practice - Quizziz Version

Total questions: 95

Worksheet time: 2hrs 46mins

Name
Class
Date
1.

What kind of change is squeezing juice out of an orange?

a)
b)
2.

What kind of change is mixing vinegar & baking soda?

a)
b)
3.

What kind of change is a rotting banana?

a)
b)
4.

What kind of change is cutting your hair?

a)
b)
5.

What kind of change is metal rusting?

a)
b)
6.

What kind of change is freezing water into ice cubes?

a)
b)
7.

What kind of change is baking a cake?

a)
b)
8.

What kind of change is exploding fireworks?

a)
b)
9.

What kind of change is burning wood?

a)
b)
10.

What kind of change is frying an egg?

a)
b)
11.

What kind of change is breaking a window?

a)
b)
12.

What kind of change is cutting paper?

a)
b)
13.

What kind of change is a melting popsicle?

a)
b)
14.

What kind of change is crushing a soda can?

a)
b)
15.

What kind of change is toasting bread?

a)
b)
16.

Na ionizes to a charge of _______

a)

+1

b)

+2

c)

-1

d)

-2

17.

Li ionizes to a charge of _________

a)

+2

b)

+1

c)

-1

d)

-2

18.

K ionizes to a charge of _________.

a)

+1

b)

+2

c)

-1

d)

-2

19.

Be ionizes to a charge of ________.

a)

+1

b)

+2

c)

-1

d)

-2

20.

Rb ionizes to a charge of _________.

a)

+2

b)

+1

c)

-1

d)

-2

21.

Mg ionizes to a charge of ______.

a)

+1

b)

+2

c)

-1

d)

-2

22.

Ca ionizes to a charge of _______.

a)

+1

b)

+2

c)

-1

d)

-2

23.

Sr ionizes to a charge of _________.

a)

+1

b)

+2

c)

-1

d)

-2

24.

Al ionizes to a charge of _______.

a)

+3

b)

-3

c)

+2

d)

-2

25.

N ionizes to a charge of _______.

a)

+3

b)

-3

c)

+2

d)

-2

26.

P ionizes to a charge of _______.

a)

+3

b)

-3

c)

+2

d)

-2

27.

As ionizes to a charge of _______.

a)

-3

b)

+3

c)

-2

d)

+2

28.

O ionizes to a charge of ________.

a)

+1

b)

+2

c)

-1

d)

-2

29.

S ionizes to a charge of _______.

a)

-2

b)

-1

c)

+1

d)

+2

30.

Se ionizes to a charge of _____.

a)

-2

b)

-1

c)

+1

d)

+2

31.

Te ionizes to a charge of ________.

a)

-2

b)

-1

c)

+2

d)

+1

32.

Cl ionizes to a charge of _________.

a)

-2

b)

-1

c)

+1

d)

+2

33.

Br ionizes to a charge of ________

a)

-1

b)

-2

c)

+1

d)

+2

34.
Ba+2, Br-1
a)
BrBa
b)
Br2Ba2
c)
BaBr2
d)
Br2Ba
35.
Ca+2, O-2
a)
CaO
b)
OCa
c)
Ca-2O+2
d)
Ca2O2
36.
The name of FeCl₂ is
a)
iron chloride
b)
iron (II) chloride
c)
iron (I) chloride
d)
iron dichloride
37.
Ca+2P-3
a)
PCa
b)
P2Ca3
c)
CaP
d)
Ca3P2
38.
Cl-,Na+
a)
NaCl
b)
Na1Cl1
c)
ClNa
d)
Na-1Cl
39.
Mg+2,F-1
a)
F2Mg
b)
Mg2F2
c)
MgF2
d)
MgF-2
40.
 I-1,Al+3
a)
IAl
b)
I3Al
c)
AlI3
d)
Al3I
41.
phosphorus trichloride
a)
KCl3
b)
PCl3
c)
K3Cl
d)
P3Cl
42.
silicon dioxide
a)
SO2
b)
NaO2
c)
SiO2
d)
SiO
43.
diphosphorus pentoxide
a)
P2O5
b)
PO5
c)
P5O2
d)
P2O6
44.
The chemical formula of carbon tetrachloride is
a)
CCl
b)
C₄Cl
c)
CCl₄
d)
C(IV)Cl
45.
What's the formula for chlorine dioxide
a)
ClO2
b)
CLO
c)
ClO3
d)
HClO2
46.
Which of the following is NOT an ionic compound:
a)
CaO
b)
NaOH
c)
BaCl2
d)
Br2
47.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-14
d)
1-20
48.
A(n) ______ is a substance with a pH less than 7
a)
Acid
b)
Alkaline
c)
Base
d)
Buffer
49.
A(n) _______ is a substance with a pH greater than 7.
a)
Base
b)
Acid
c)
Buffer
d)
Water
50.
What is the only substance with a neutral pH of 7?
a)
Milk
b)
Orange Juice
c)
Water
d)
Blood
51.
Which solution releases H+ in solution?
a)
Base
b)
Acid
c)
Buffer
d)
Water
52.
This substance releases OH- into solution
a)
Acid
b)
Base
c)
Neutral
53.
A solution with a pH of 3.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
54.
A solution with a pH of 8.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
55.
Which is most acidic?
a)
Baking Soda
b)
Lemon Juice
c)
Black Coffee
d)
Milk
56.
Tastes Sour
a)
Acids
b)
Bases
c)
Salts
d)
All
57.
Tastes bitter.
a)
Acids
b)
Bases
c)
Salts
d)
All
58.
Feels slippery.
a)
Acids
b)
Bases
c)
All
59.
The substances listed on the right side of a chemical equation are the
a)
Yields
b)
Reactants
c)
Products
d)
Precipitates
60.
CaCO3 represents a chemical
a)
Symbol
b)
Formula
c)
Subscript
d)
Reaction
61.
The substances listed on the left side of a chemical equation are the
a)
Products
b)
Coefficients
c)
Precipitates
d)
Reactants
62.
How many hydrogen atoms are in 2 H2?
a)
1
b)
2
c)
3
d)
4
63.
Which number should go in the blank?
_ H2 + O2 -> 2 H2O
a)
1
b)
2
c)
3
d)
0
64.
Which number should go in the blank?
2 Na+ _ Cl2 -> 2 NaCl
a)
1
b)
2
c)
3
d)
0
65.
Which number should go in the blank?
Mn + _ HNO3 → Mn(NO3)2 + H2
a)
1
b)
2
c)
3
d)
0
66.
Which number should go in the blank?
Al(NO3)3 + _  NaOH -> Al(OH)3 + 3 NaNO3
a)
1
b)
2
c)
3
d)
0
67.
How many oxygen atoms are present in the following? 
4Ca(OH)2
a)
4
b)
6
c)
8
d)
1
68.
How many Iron (Fe) atoms are in this chemical formula?
a)
2 iron atoms
b)
6 iron atoms
c)
5 iron atoms
d)
4 iron atoms
69.

How many ELEMENTS are in C6H12O6?

a)

1

b)

2

c)

3

d)

4

70.
How many O's are in Al₂(SO₄)₃
a)
4
b)
12
c)
7
d)
24
71.
Balance this equation.
_Mg + _Cl2 --> _MgCl2
a)
1, 2,1
b)
already balanced
c)
2,1,1
d)
1,1,2
72.
Balance this equation
_N2 + _H2 --> _NH3
a)
1,2,3
b)
1,3,2
c)
1,1,2
d)
2,1,1
73.
Balance this equation:
P4+O2  -->  P2O3
a)
3 P4+ O2 --> 2 P2O3
b)
 P4+ O2 --> 2 P2O3
c)
 P4+ 3 O2 --> 2 P2O3
d)
 P4+ 2 O2 --> 3 P2O3
74.
Balance this equation,            
Al2O3 --> Al + O2 
a)
Cannot be balanced
b)
2Al2O3 --> 2Al+3O2 
c)
2Al2O3--> 4Al+3O2 
d)
3Al2O3--> 2Al+O2 
75.
a)

gas

b)

liquid

c)

solid

76.
a)

gas

b)

liquid

c)

solid

77.
a)

gas

b)

liquid

c)

solid

78.
a)

gas

b)

liquid

c)

solid

79.

State of matter with a definite shape and definite volume.

a)

solid

b)

liquid

c)

gas

80.

State of matter with a definite volume, but no definite shape.

a)

solid

b)

liquid

c)

gas

81.
If this ice cream scoop melts, what will change?
a)
color
b)
shape
c)
flavor
82.
A puddle of water seemed to disappear. The heat caused the water to -
a)
melt
b)
condense
c)
evaporate
d)
cool
83.
The steam coming off the pot of boiling water is an example of....
a)
a solid becoming a liquid
b)
a liquid becoming a solid
c)
a liquid becoming a gas
d)
a gas becoming a liquid
84.
Which will change state if you put it in the freezer?
a)
sand
b)
a bowl
c)
a pencil
d)
juice
85.
Conductors are made out of _________ 
a)
Metal
b)
plastic
c)
wood
86.
An object that doesn't conduct heat well is known as:
a)
a conductor
b)
an insulator
c)
conduction
d)
insulation
87.
Ionic bonds are between...
a)
nonmetals and nonmetals
b)
carbon and oxygen
c)
metals and nonmentals
d)
hydrogen and chlorine
88.
Covalent bonds are between...
a)
two or more nonmetals
b)
sodium and chlorine
c)
metals and metals
d)
metals and nonmetals
89.
What is the name for an ion with a positive charge?
a)
cation
b)
anion
c)
onion
d)
union
90.
What is the name for an ion with a negative charge?
a)
cation
b)
anion
c)
onion
d)
union
91.
What are valence electrons?
a)
sum of the protons and neutrons
b)
protons minus electrons
c)
electrons in the inner shells
d)
electrons in the outer shell
92.
If an atom loses two electrons what charge will it have?
a)
-2
b)
-1
c)
+1
d)
+2
93.
If an atom has 7 protons and 7 electrons what charge will it have?
a)
-2
b)
-1
c)
0
d)
+2
94.
How many valence electrons does oxygen have?
a)
2
b)
4
c)
5
d)
6
95.
An electron has what kind of charge?
a)
positive
b)
negative
c)
neutral
d)
none of these

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