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Home
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Chemistry
WAEC 2010
Chemistry 2010 WAEC Past Questions
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Halogen Family
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Organic Chemistry 2
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Alloy
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Introduction to the tetravalency of carbon
Alkanes: Homologous series in relation to physical properties
Alkenes: Isomerism (structural and geometric isomerism)
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Aromatic hydrocarbons e.g. benzene - structure, properties and uses
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6
Which of the following species correctly represented an ion of M with 13 protons and 10 electrons?
A.
10
M
3+
B.
10
M
3-
C.
13
M
3+
D.
13
M
3-
View Answer & Discuss (3)
WAEC 2010
7
A solid substance with high melting and boiling points is likely to be a/an
A.
covalent compound
B.
dative covalent compound
C.
electrovalent compound
D.
non-metal
View Answer & Discuss
WAEC 2010
8
Which of the following molecules has a linear shape?
A.
CH
4
B.
CO
2
C.
H
2
S
D.
NH
3
View Answer & Discuss (2)
WAEC 2010
9
Which of the following molecules has a triple bond in its structure?
A.
CH
4
B.
NH
3
C.
N
2
D.
O
2
View Answer & Discuss (2)
WAEC 2010
10
The bonds in crystaline ammonium chloride are?
A.
covalent and dative
B.
ionic and covalent
C.
ionic covalent and dative
D.
ionic covalent and hydrogen bond
View Answer & Discuss (12)
WAEC 2010
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