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WorksheetsCBA 3
Total questions: 55
Worksheet time: 1hrs 6mins
Name
Class
Date
1.
Phosphorous trichloride
a)
PCl3
b)
P3Cl
c)
P3Cl3
d)
PCL
2.
P2O5
a)
Phosphorus Oxide
b)
Pentaphosphorus Dioxide
c)
Diphosphorous pentoxide
d)
Phosphoric Oxygen
3.
What charge will an Oxygen ion have?
a)
+1
b)
-1
c)
+2
d)
-2
4.
Ions are:
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
5.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
6.
Cations are
a)
positive
b)
negative
c)
on the right side of the periodi table.
d)
nonmetals
7.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
8.
The highlighted elements are called:
a)
alkali gases
b)
actinoids
c)
noble gases
d)
metalloids
9.
Cesium (atomic number: 55) is:
a)
a transition metal
b)
an alkali metal
c)
an alkaline earth metal
d)
a nobel gas
10.
LiBr is called
a)
lithium monobromide
b)
lithium (I) bromine
c)
lithium bromide
d)
lithuim (I) bromide
11.
What is the correct electron configuration for Boron
a)
1s22s22p1
b)
1s22s22p2
c)
1s22s11p1
d)
1s22s12p1
12.
What atom matches this electron configuration?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
13.
Which electron configuration belongs to Chlorine (Cl)?
a)
1s2 2s2 2p6 3s2 3p5
b)
1s2 2s2 2p6 3s2 3p6
c)
1s2 2s2 2p6 3s2 3p7
14.
Which element has the greatest ionization energy: Sulfur (S) or Chlorine (Cl)?
a)
Sulfur (S)
b)
Chlorine (Cl)
c)
Phosphorus (P)
d)
Bromine (Br)
15.
Which of the following will have a larger radius than Zinc?
a)
Gallium
b)
Aluminum
c)
Magnesium
d)
Strontium
16.
Which of the following will have a higher electronegativity than arsenic (As)?
a)
Nitrogen (N)
b)
Francium (Fr)
c)
Antimony (Sb)
d)
Germanium (Ge)
17.
The name of FeCl₂ is
a)
iron chloride
b)
iron (II) chloride
c)
iron (I) chloride
d)
iron dichloride
18.
What is the correct formula for Sodium Oxide?
a)
NaO
b)
NaO2
c)
Na2O
d)
Na2O2
19.
how many valence electrons does an element have with this electron configuration?
1s22s22p4
a)
6
b)
4
c)
5
d)
2
20.
Which of the following tells you that a chemical change may have occurred?
a)
Change Shape
b)
Melting
c)
Vaporizing
d)
Change in color
21.
What happens in ALL chemical changes?
a)
Change in state of matter
b)
A new substance is formed
c)
Bubbles are produced
d)
An explosion
22.
Is mold growing on cheese a physical or chemical change?
a)
Physical
b)
Chemical
23.
Is copper tarnishing a physical or chemical change?
a)
Physical
b)
Chemical
24.
Which of the following states of matter has a definite shape and volume?
a)
solid
b)
liquid
c)
gas
d)
plasma
25.
Which of the following processes occurs when a gas changes into a liquid?
a)
evaporation
b)
condensation
c)
boiling
d)
freezing
26.
How would you describe liquid particles?
a)
Particles that are closer together and move past each other slowly.
b)
Particles that are far apart and are moving very fast.
c)
Particles are very close and vibrating the slowest.
27.
The name for Cr2S:
a)
Chromium (I) sulfide
b)
Chromium sulfide (I)
c)
Chromium (II) sulfide
d)
Chromium sulfide (II)
28.
The name for Ag(CN)3 is:
a)
Silver cyanide
b)
Silver (III) cyanide
c)
Silver (I) cyanide
d)
Silver cyanide (III)
29.
What is the chemical formula for potassium fluoride?
a)
K2F
b)
K1F1
c)
KF2
d)
KF
30.
What is the name of the compound MgO?
a)
Magnesium Oxygen
b)
Magnesium Oxide
c)
Magneside Oxide
d)
Magneside Oxygen
31.
Name this compound:
Ca2CO3
Ca2CO3
a)
Calcium carbon oxide
b)
Calcium (II) carbonate
c)
Calcium carbonate
d)
Carbonate (I) calcide
32.
Group 1 on the periodic table is known as
a)
Alkali Metals
b)
Transition Metals
c)
Halogens
33.
When Aluminum forms an ionic compound then it will ________________ electron(s).
a)
gain 1
b)
gain 2
c)
gain 3
d)
lose 3
34.
When chlorine reacts it wants to ______________ electron.
a)
gain 1
b)
lose 1
c)
gain 2
d)
lose 2
35.
When electrons are shared then ____________ bonds / compounds are formed.
a)
Ionic
b)
Covalent
c)
single
d)
double
36.
What is the correct formula for this molecule?
a)
Si4F
b)
SiF4
c)
SiF
d)
Si4F4
37.
Which of the following is the correct Lewis dot structure for the molecule fluorine (F2)?
a)
A
b)
B
c)
C
d)
D
38.
How many electrons are shared in one of these N-Cl bonds?
a)
1
b)
2
c)
3
d)
4
39.
How many electrons are shared between the carbon atoms in an ethyne molecule?
a)
2
b)
4
c)
6
d)
8
40.
What is the correct structure for BF3?
a)
Option A.
b)
Option B.
c)
Option C.
d)
Option D.
41.
What is the shape of this molecule?
a)
bent
b)
linear
c)
trigonal pyramidal
d)
tetrahedral
42.
What is the shape of this molecule?
a)
Linear
b)
Bent
c)
Tetrahedral
d)
Trigonal Pyramidal
43.
What is the shape of this molecule?
a)
Linear
b)
Bent
c)
Tetrahedral
d)
Trigonal Pyramidal
44.
What is the shape of this molecule?
a)
Linear
b)
Bent
c)
Tetrahedral
d)
Trigonal Planar
45.
Particles closest together
a)
solid
b)
liquid
c)
gas
d)
solid, liquid and gas
46.
Particles move quickest
a)
solid
b)
liquid
c)
gas
d)
solid, liquid and gas
47.
Definite volume but not definite shape
a)
solid
b)
liquid
c)
gas
d)
solid, liquid and gas
48.
When the temperature of matter increases the particles...
a)
speed up and move closer
b)
speed up and move farther apart
c)
slow down and move closer together
d)
slow down and move farther apart
49.
This element has 4 valence electrons which it tends to share.It is able to form over 5 million compounds.
a)
Boron
b)
Carbon
c)
Strontium
d)
Gold
50.
the most reactive nonmetal family. They are never found free in nature. Have 7 valence electrons and tend to take electrons from others when bonding.
a)
noble gases
b)
Alkaline Earth metals
c)
Halogens
d)
Actinides
51.
Elements in the same ________ are chemically similar.
a)
group
b)
period
c)
octave
d)
table
52.
The Noble Gases don't react with other elements because...
a)
they all have 2 valence electrons
b)
they all have 6 valence electrons
c)
they all have 8 valence electrons
d)
they all have full valence shells
53.
Which of the following is a covalent bonding?
a)
MgS
b)
NaCl
c)
CH4
d)
LiBr
54.
P2O5
a)
Phosphorus Oxide
b)
Pentaphosphorus Dioxide
c)
Diphosphorous pentoxide
d)
Phosphoric Oxygen
55.
CO
a)
Carbon Oxide
b)
Carbon Oxygen
c)
Dicarbon dioxide
d)
Carbon Monoxide
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