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

Electronic configuration of Cu+2is

Question # 2

Which metal is used for catalytic hydrogenation of oils

Question # 3

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

Question # 4

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

Question # 5

The protection of steel by chrome plating is due to

Question # 6

Which of the following compounds gives red precipitate with AgNO3?

Question # 7

Which of the following is obtained when Fe reacts with dil. HNO3?

Question # 8

The number of unpaired electrons in ferrous ion ( Z - 26) is

Question # 9

In the manufacture of iron from haematitie,limestone is added to act as

Question # 10

The amount of Ni in stainless steel is

Question # 11

Bronze is an alloy which contains

Question # 12

Among the lanthandes the one obtained by synthetic method is

Question # 13

Transition metals form complexes due to the participation of partially filled

Question # 14

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

Question # 15

3-d series elements are present in:

Question # 16

Group VIB of transition elements contains

Question # 17

Which of the following is not related to transition metals

Question # 18

The elements in which d or f-orbitals are incomplete are called

Question # 19

What is the name of the comlex [Ni(CO)4]

Question # 20

Which has the largest radius?

Question # 21

Coordination sphere may be:

Question # 22

Which element does not belong to 3d transition series

Question # 23

Group VI-B of transition elements contains:

Question # 24

The total number of inner transition elements in the periodic table is

Question # 25

Which is not a bidentate ligand

Question # 26

The color of Cr3+ion is

Question # 27

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

Question # 28

What are alloys

Question # 29

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

Question # 30

The colour of transition metal complexes is due to

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
2 Content of carbon in steel is:
A. 0.12 to 0.25%
B. 0.25% to 2.5%
C. 3.0 to 3.5%
D. 4.0 to 4.5%
3 Potassium chromate has formula
A. KClO3
B. K2CO3
C. K2CrO4
D. K2Cr2O7
4 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
5 The percentage of carbon in different types of iron products is in the order of:
A. Cast iron > wrought iron > steel
B. wrought iron > steel > cast rion
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
6 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
7 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
8 In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because
A. The 3rd orbital is of lower energy than 4s
B. The 4s orbital is of equal energy to 3d orbital
C. The half filled d-subshell is more stable than incomplete d-sub shell
D. 6 unpaired electrons make Cr more paramagnetic
9 Bell metal is an alloy of
A. Cu, Zn, and Sn
B. Cu, Zn and Ni
C. Cu and Zn
D. Cu and Sn
10 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo

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