ECAT Pre Engineering Chemistry Chapter 17 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 17 Transition Elements

Try The MCQ's Test For ECAT Chemistry Chapter 17 Transition Elements

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ECAT Chemistry Chapter 17 Transition Elements

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Question # 1

What is the shape of Fe(CO)5molecule?

Question # 2

[Cu[NH3)4]+2will form ______ structure

Question # 3

The colour of a transition metal complex is due to d-d transition The colour of the complex is the complementary of the colour absorbed. Thus [Ti(H2O6]3+abosrbs yellow light and transmits blue and red colours therefore the solution of titanium complex appears

Question # 4

German silver does not contain

Question # 5

Which of the following transition metal ions will have definite value of magnetic moment?

Question # 6

Besides Zn and Cu , German silver contains the metal

Question # 7

The colour of transition metal complexes is due to

Question # 8

Series starting from57La,42Hf -80Hg is in the period:

Question # 9

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 10

Coordination number of Pt in [PtCl (NO2) (NH3)4]2-

Question # 11

Which one of the following metal ions is colourless?

Question # 12

The compound which gives oxygen on moderate heating is

Question # 13

Group VI-B of transition elements contains:

Question # 14

Bronze is an alloy which contains

Question # 15

Maximum variable oxidation state is of:

Question # 16

Which element does not belong to 3d transition series

Question # 17

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 18

Potassium chromate has formula

Question # 19

The color of Cr3+ion is

Question # 20

The less reactivity of transition metal is due to

Question # 21

Transition metals form complexes due to the participation of partially filled

Question # 22

The total number of rare earth elements is

Question # 23

The geometry of [Co(NH3)6]3+is

Question # 24

Which of the following compounds gives red precipitate with AgNO3?

Question # 25

6-d series is in the period :

Question # 26

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 27

High purity copper metal is obtained by

Question # 28

Transition metals mostly are

Question # 29

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

Question # 30

Which of the following is a carbonate are?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is wrong about transition metals?
A. Diamagnetic
B. Paramagnetic
C. Form complexes
D. Shows variable oxidation state
2 Most transition elements show
A. Diamagnetic behavior
B. Ferromagnetic behavior
C. Paramagnetic behavior
D. None of these
3 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
4 Corrosion of iron can be prevented by coating the surface with
A. Zn
B. Sn
C. Ni
D. Any of the above
5 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
6 Non-formation of menisus by Hg in presence of O3is due to the formation of
A. Mercuric oxide
B. Mercurous oxide
C. Mercuric chloride
D. Mercurous chloride
7 Among the lanthandes the one obtained by synthetic method is
A. Lu
B. Pm
C. Pr
D. Gd
8 Oxalic acid oxidizes to:
A. CO
B. CO2
C. Oxalates
D. None of these
9 Misch mental is
A. An alloy of Aluminium
B. A mixture of chromium and lead chromate
C. An alloy of lanthanoid metals
D. An alloy of copper
10 The lanthanides contraction is responsible for the fact that
A. Zr and Y have about the same radius
B. Zr and Nb have similar oxidsation state
C. Zr and Hf have about the same radius
D. Zr and Zn have the same oxidation satete

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