NEW
Font size
S
M
L
XL
WorksheetsChemical Bonds
Total questions: 19
Worksheet time: 46mins
Name
Class
Date
1.
How are covalent bonds formed?
a)
Sharing of electrons
b)
Transfer of electrons
2.
Why do elements bond?
a)
To be friends
b)
To create a new element
c)
To become stable
3.
Same repel, opposites
a)
avoid
b)
attract
c)
push
d)
pull
4.
What is a valence electron?
a)
The sum of neutrons and protons.
b)
The # of electrons in the last shell.
c)
A type of bond.
d)
A popular compound.
5.
Group numbers on the periodic table help us determine
a)
The number of valence electrons
b)
Color of the elements
6.
Where are metals located on the periodic table?
a)
Blue
b)
Green
c)
Red
7.
Where are the nonmetals located on the periodic table?
a)
Blue
b)
Red
c)
Green
8.
Where are the metalloids located on the periodic table?
a)
Blue
b)
Red
c)
Green
9.
Two or more atoms held together by a chemical bond is called what?
a)
A molecule
b)
A molecure
10.
Which of these is not a real bond in chemistry?
a)
James
b)
Ionic
c)
Covalent
11.
All but Hydrogen and Helium want how many valence electrons?
a)
1
b)
2
c)
8
d)
0
12.
Why do atoms bond?
a)
to find a date
b)
to become bigger
c)
to go to dog jam
d)
to become stable
13.
When atoms bond it is called a ___________________ because they make a new substance.
a)
chemical reaction
b)
physical reaction
14.
Covalent Bonds ______________ valence electrons.
a)
give
b)
take
c)
keep
d)
share
15.
What is the correct name for Mg(OH)2?
a)
Magnesium dihydroxide
b)
Magnesium Oxyhydride
c)
Magnesium Oxygen dihydride
d)
Magnesium hydroxide
16.
What is the proper name for CaCl2?
a)
Calcium dichloride
b)
Monocalcium dichloride
c)
Calcium chloride
d)
Calcium chlorine
17.
What is the proper name for Cu2O?
a)
Copper oxide
b)
dicopper oxide
c)
copper (II) oxide
d)
copper (I) oxide
18.
What is the proper name for S2O2?
a)
Sulfur oxide
b)
Sulfur dioxide
c)
sulfur (II) oxide
d)
disulfur dioxide
19.
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.
Reset
