WorksheetsChemical Bonding
Total questions: 71
Worksheet time: 1hrs 16mins
Name
Class
Date
1.
A chemical bond resulting from the electrostatic attraction between positive and negative ions is called a(n)
a)
covalent bond.
b)
ionic bond.
c)
charged bond.
d)
dipole bond.
2.
What is the formula for aluminum fluoride?
a)
AlF
b)
Al2F3
c)
AlF3
d)
Al3F2
3.
How many valence electrons does a bromine atom have?
a)
1
b)
2
c)
6
d)
7
4.
AgF
a)
silver fluoride
b)
silver fluorine
c)
monosilver monofluoride
d)
silver monofluorine
5.
When metals bond with non-metals they form what type of bonds
a)
covalent
b)
ionic
c)
cooperative
d)
lewis
6.
If my charge becomes 2+ what does that say about me?
a)
I am stealing 2 electrons
b)
I am losing 2 electrons
c)
I am in period 2
d)
I have an atomic # of 2
7.
The sum of all oxidation numbers in a neutral compound is ___.
a)
0
b)
1
c)
-1
d)
depends on the compound
8.
If Nitrogen and Silver chemically bond, which will be named first?
a)
Silver
b)
Nitrogen
c)
Unknown
d)
Iodine
9.
What type of bond is this?
a)
ionic
b)
covalent
c)
metallic
d)
peptide
10.
A cation is a ____ ion.
a)
negative
b)
positive
c)
neutral
d)
ficticious
11.
A charged particle that has gained or lost electrons is called a _____.
a)
molecule
b)
ion
c)
isotope
d)
element
12.
A anion will be a ____ ion.
a)
negative
b)
positive
c)
neutral
d)
ficticious
13.
Soluble in Water
a)
Ionic
b)
Covalent
14.
Insoluble in Water
a)
Ionic
b)
Covalent
15.
Total Transfer of Electrons
a)
Ionic
b)
Covalent
16.
Shared Electrons
a)
Ionic
b)
Covalent
17.
Electron Orbitals Overlap
a)
Ionic
b)
Covalent
18.
Electron Orbitals are Separate
a)
Ionic
b)
Covalent
19.
Non-Metal to Non-Metal Bonding
a)
Ionic
b)
Covalent
20.
Metal to Non-Metal Bonding
a)
Ionic
b)
Covalent
21.
Does not normally conduct Electricity
a)
Ionic
b)
Covalent
22.
Electrically Reactive; Conducts Electricity when Dissolved in Water
a)
Ionic
b)
Covalent
23.
High Melting & Boiling Points
a)
Ionic
b)
Covalent
24.
Low Melting & Boiling Points
a)
Ionic
b)
Covalent
25.
Solids at Room Temperature
a)
Ionic
b)
Covalent
26.
Liquids & Gases at Room Temperature
a)
Ionic
b)
Covalent
27.
Hard & Brittle
a)
Ionic
b)
Covalent
28.
Relatively soft
a)
Ionic
b)
Covalent
29.
What is it called if there are three-pairs of electrons being shared?
a)
Tripple bond
b)
Triple bond
c)
tripplle bond
d)
tiple bond
30.
What happens if two ions have opposite charges?
a)
They attract to each other
b)
They repel
31.
Why do atoms share electrons?
a)
To attain the electron configuration of a noble gas.
b)
To become ions and take a charge
c)
to increase the mass
d)
it's a nice thing to do.
32.
For the structural formula shown, what is the chemical formula?
a)
NO
b)
N2O2
c)
NO2
d)
N2O
33.
Which of these substances is an element?
a)
Air
b)
Fire
c)
Oxygen
d)
Water
34.
An element is a substance that .......
a)
Can be split up by physical methods
b)
Can be split up into simpler parts by a chemical reaction
c)
Is made up of different kinds of atom
d)
Is made up of only one kind of atom
35.
Which of these substances is an element?
a)
Chlorine
b)
Ice
c)
Methane
d)
Sodium chloride
36.
Elements can be diatomic. Which of the following is NOT a diatomic element?
a)
Br
b)
Cl
c)
F
d)
Ca
37.
Nitrogen
a)
Diatomic
b)
Non diatomic
38.
Bromine
a)
Diatomic
b)
Not Diatomic
39.
Which of the following is not a diatomic element
a)
Chlorine
b)
Iodine
c)
Bromine
d)
Sulfur
40.
Which of the following is a diatomic element
a)
Oxygen
b)
Phosphorus
c)
Neon
d)
Nickel
41.
Fluorine
a)
Diatomic
b)
Non diatomic
42.
Helium
a)
diatomic
b)
non-diatomic
43.
Carbon
a)
diatomic
b)
non-diatomic
44.
Atoms is to molecule as element is to
a)
mass
b)
solution
c)
compound
d)
temperature
45.
One particle of H2O is an example of
a)
Atom
b)
Molecule
c)
Element
d)
Proton
46.
Two or more atoms joined together
a)
compound
b)
molecule
c)
mixture
d)
condense
47.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
48.
How many valence electrons are represented here?
a)
7
b)
5
c)
2
d)
8
49.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
50.
Which of the following has 4 bonding sites? (according to Lewis Dot Structures)
a)
Boron
b)
Nitrogen
c)
Carbon
d)
Oxygen
51.
What is the density of an object with a mass of 60 g and a volume of 2 cm3?
a)
30 g/cm3
b)
62 g/cm3
c)
120 g/cm3
d)
0.033 g/cm3
52.
You are given the following information: mass = 48 g; volume = 24 cm3. What is the density of this substance?
a)
2 g/cm3
b)
1,152 g/cm3
c)
0.5 g/cm3
d)
72 g/cm3
53.
If you have a gold brick that is 2 cm by 3 cm by 4 cm and has a density of 19.3 g/cm3, what is its mass?
a)
463.2 g/cm3
b)
463.2 g
c)
0.804 kg
d)
0.804 g
54.
an element will always have the same number of
a)
neutrons
b)
protons
c)
isotopes
d)
atoms
55.
What does an atom's period tell us?
a)
Number of protons
b)
Number of electrons
c)
Number of valence electrons
d)
Number of shells
56.
What does an atom's group tell us?
a)
Number of protons
b)
Number of electrons
c)
Number of valence electrons
d)
Number of shells
57.
Covalent bond is formed between atoms of ________
a)
A. metals and metals
b)
B. non-metals and non-metals
c)
C. metals and non-metrals
d)
D. metaliods and non-metals
58.
An atom that has lost or gained electrons becomes a (an) _______.
a)
proton
b)
nuetron
c)
electron
d)
ion
59.
When a Na atom, loses one electron, it gets a charge of _______.
a)
-1
b)
0
c)
+1
d)
+11
60.
Metals tend to _______ electrons to become _____ ions.
a)
lose , positive
b)
gain, negative
c)
lose,negative
d)
gain,positive
61.
Hydrogen Fluoride has a (an) ________ bond and its chemical formula is ________.
a)
covalent, HF
b)
ionic, HF
c)
covalent, H2F
d)
ionic, H2F
62.
Magnesium Bromide is a (an) ________ compound
a)
metallic
b)
covalent
c)
ionic
d)
organic
63.
In an ionic bond, electrons are _________ .
a)
lost or gained
b)
shared
c)
shared and gined
d)
none correct
64.
what do form an ionic bond?
a)
K and Ca
b)
He and Cl
c)
H and O
d)
Cu and I
65.
Non-metals tend to _______ electrons to be come ________ ions.
a)
lose , posditive
b)
gain , positive
c)
lose , negative
d)
gain ,negative
66.
The process of becoming an ion from an atom is called as ________
a)
ionization
b)
electronegativity
c)
electron affinity
d)
electrolysis
67.
Which of the following is an ionic compound?
a)
nonmetal
b)
metal + metal
c)
nonmetal + nonmetal
d)
metal + nonmetal
68.
What is oxidation number of H in H2O?
a)
0
b)
-2
c)
-1
d)
+1
69.
What is oxidation number of Fe in FeO ?
a)
+2
b)
-2
c)
0
d)
+1
70.
What is oxidation number of H in CaH2?
a)
+1
b)
-1
c)
0
d)
+2
71.
What is oxidation number of Cr in Cr2O72-?
a)
-2
b)
+2
c)
+6
d)
+12
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