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WorksheetsWhy Do Bonds Form?
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Why are chlorine atoms able to take one electron from the sodium atom?
a)
To complete its outer valence electron
b)
To complete it's inner valence electron
c)
To support the nuclues
d)
None of the above
2.
What do you call an interaction that holds two atoms together?
a)
a chemical hold
b)
a chemical bond
c)
a chemical connection
d)
an atomic bond
3.
Outer shell electrons are called
a)
outer electrons
b)
valence electrons
c)
negatives
4.
Which of the following are actively involved in forming bonds?
a)
protons
b)
neutrons
c)
valence electrons
d)
any electrons
5.
Why do noble gases under normal conditions not form chemical bonds?
a)
They all have 2 valence electrons and don't have to
b)
their outer energy level/orbit is empty
c)
their outer orbit is full of valence electrons
d)
they all have 8 neutrons
6.
How many valence electrons does helium need to have a filled outermost energy level?
a)
1
b)
2
c)
4
d)
8
7.
Why do atoms bond with each other?
a)
To have the most electrons
b)
To become stable
c)
To gain protons
d)
To be like the halogens
8.
The number of bonds an element will form in a covalent compound will be equal to
a)
the number of valence electrons
b)
eight electrons
c)
the number of electrons needed to reach an octet
d)
the group number
9.
The principle that states that atoms tend to form compounds in which each atom has eight electrons in its highest occupied energy level is called the
a)
rule of eights.
b)
configuration rule.
c)
Avogadro principle.
d)
octet rule.
10.
The interaction energy of two hydrogen atoms is shown on the graph above. Which of the answer choices displayed on the graph best represents the bond length of the H2 molecule?
a)
A
b)
B
c)
C
d)
D
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