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Worksheetschemical bonding
Total questions: 7
Worksheet time: 4mins
Name
Class
Date
1.
Is O2 a compound or a molecule?
a)
Compound
b)
Molecule
c)
Both
2.
H2O is a:
a)
Compound
b)
Molecule
c)
Both
3.
The chemical bond that forms when electrons are transferred is called:
a)
Ionic
b)
hydrogen
c)
covalent
4.
The chemical bond that forms when electrons are shared is called:
a)
Ionic
b)
hydrogen
c)
covalent
5.
When an atom loses or gains an electron it is called a(an)
a)
isotope
b)
compound
c)
ion
d)
molecule
6.
sigma bond is formed when which kind of overlap
a)
end-to-end
b)
front-to-back
c)
top-to-bottom
d)
side-to-side
7.
Number of bonds in oxygen molecule?
a)
Double bond
b)
Covalent bond
c)
Single bond
d)
Triple bond
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