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

Transition metals form complexes due to the participation of partially filled

Question # 2

f-block elements are called :

Question # 3

Stainless steel contains Cr upto

Question # 4

Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound

Question # 5

In the extraction of iron, slag is produced which is

Question # 6

CuSO4. 5H2O is used to prepare

Question # 7

E.D.T.A is

Question # 8

The percentage of carbon in different types of iron products is in the order of

Question # 9

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 10

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

Question # 11

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 12

The oxidation number of Ni in [Ni(CO)4] is

Question # 13

The total number of d-bock transition element is

Question # 14

Which of the following has the maximum number of unpaired d-electrons?

Question # 15

Bessemer converter is used in the manufacture of

Question # 16

Rusting can be avoided by :

Question # 17

Rusting of iron is catalysed by

Question # 18

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 19

Electronic configuration of Cu+2is

Question # 20

Which metal is used for catalytic hydrogenation of oils

Question # 21

What is wrong about transition metals?

Question # 22

The formula of curprite is

Question # 23

Titanium is used as a catalyst in

Question # 24

The lanthanides contraction is responsible for the fact that

Question # 25

The free spaces between the metal atoms and its crystal lattice are called

Question # 26

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

Question # 27

A phtotographic plate is coated with an emulsion of silver nitrate and

Question # 28

The iron obtained from blast furnace is

Question # 29

Which one of the following has highest density

Question # 30

The total number of transition elements is:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Coordination number of Pt in [PtCl (NO2) (NH3)4]2-
A. 2-
B. 4
C. 1
D. 6
2 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
3 In physical and chemical properties, transition elements show
A. Similarities
B. Dissimilarities
C. Both of these
D. Somestimes similarities, sometimes dissimilarities
4 Most transition elements show
A. Diamagnetic behavior
B. Ferromagnetic behavior
C. Paramagnetic behavior
D. None of these
5 Which element belong to 5d series
A. V
B. Nb
C. Pd
D. Hf
6 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
7 The coordination number of iron in [Fe(H2O)6]3+is
A. 2
B. 3
C. 4
D. 6
8 Which of the following compounds gives red precipitate with AgNO3?
A. Kl
B. K2CrO4
C. NaBr
D. NaNO3
9 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
10 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide

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