WorksheetsChem Ch 6 Covalent Bonds
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
The electrons involved in the formation of a covalent bond are
a)
transferred
b)
valance e-
c)
in filled orbitals
d)
only found in the s-orbital
2.
The chemical bond formed when two atoms share e- is a(n)
a)
ionic bond
b)
covalent bond
c)
metallic bond
d)
polar bond
3.
A non-polar covalent bond is formed between two elements with a ΔEN of...
a)
0.1
b)
1.5
c)
3.0
d)
any of these
4.
A polar covalent bond is formed between two elements with a ΔEN of...
a)
0.1
b)
1.5
c)
3.0
d)
any of these
5.
A ionic bond is formed between two elements with a ΔEN of...
a)
0.1
b)
1.5
c)
3.0
d)
any of these
6.
The correct Lewis structure for the sulfer atoms has
a)
one pair of valence e- and one single valance e-
b)
two pairs of valance e- adn one single valance e-
c)
two pairs of valence e- and two single valance e-
d)
three pairs of valence e-
7.
The correct Lewis structure for Aluminum has
a)
one single valance e-
b)
two single valance e-
c)
three single valance e-
d)
one pair and one single valance e-
8.
Name that compound: HoI3
a)
holmium triiodide
b)
diholmium triiodide
c)
triholmium iodide
d)
holmium iodide
9.
Write that formula: dinitrogen pentoxide
a)
NO
b)
N3O2
c)
N2O5
d)
N2O6
10.
Why do elements formed compounds?
a)
To form a stable octet
b)
to form a stable duo
c)
to make a bent formation
d)
to form a straight chain
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