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ECAT Chemistry Chapter 17 Transition Elements Online Test MCQs With Answers
Question # 1
Corrosion may be prevented by
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Allcying
Paints
Metallic coatings
All
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Question # 2
Addition of iron fillings to CuSO
4
solution caused precipitation of Cu owing to the
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Reduction of Cu
2+
Oxidation of Cu
2+
Reduction of Fe
Reduction of Fe
3+
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Question # 3
Interstitial compounds have
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Half formula
Fixed formula
Indefinite formula
None
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Question # 4
6-d series is in the period :
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4th
5th
6th
7th
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Question # 5
The formula of curprite is
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Cu
2
S
Cus
Cu
2
O
CuCO
3
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Question # 6
Cu
2+
with d
9
electronic configuration appears
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Yellow
Pink
Blue
Green
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Question # 7
German silver does not contain
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Cu
Zn
Ni
Mn
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Question # 8
[Ti(H
2
O)
6
]
+3
ion absorbs colour:
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Blue
Yellow
Green
Red
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Question # 9
The geometry of [Co(NH
3
)
6
]
3+
is
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Tetrahedral
Square planar
Octahedral
None of these
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Question # 10
Which of the following is a not typical transition element
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Cr
Mn
Zn
Fe
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Question # 11
E.D.T.A is
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Mono-dentate
Bi-dentate
Polydentate
Having three lone pairs of electrons
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