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

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 2

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

Question # 3

Transition elements form which type of bond

Question # 4

Which element belong to 5d series

Question # 5

The total number of d-bock transition element is

Question # 6

f-Block elements are also called

Question # 7

Which of the following is a carbonate are?

Question # 8

The formula of curprite is

Question # 9

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

Question # 10

Which of the following is non-typical transition element?

Question # 11

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 12

Which of the following elements does not show variable oxidation states?

Question # 13

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

Question # 14

Which of the following is not an element?

Question # 15

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

Question # 16

Group VIB of transition elements contains

Question # 17

The total number of rare earth elements is

Question # 18

The color of Cr3+ion is

Question # 19

In physical and chemical properties, transition elements show

Question # 20

Bronze is an alloy which contains

Question # 21

Steel may be manufacture by two processes which two are correct

Question # 22

An oxidixing agent

Question # 23

Bessemer converter is used in the manufacture of

Question # 24

Which metal is used for catalytic hydrogenation of oils

Question # 25

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Question # 26

Rusting can be avoided by :

Question # 27

Which is non typical transition element :

Question # 28

Which one of the following metal ions is colourless?

Question # 29

Besides Zn and Cu , German silver contains the metal

Question # 30

f-block elements are called :

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Transition elements form which type of bond
A. Ionic bonds only
B. Covalent bonds only
C. Ionic and covalent bonds
D. Polar bonds
2 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these
3 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
4 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
5 The colour of the transition metal compounds is due to
A. p-d transition
B. d-d transition
C. s-p transition
D. None of these
6 Coordination sphere may be:
A. Cationic
B. Anionic
C. Neutral
D. All above
7 Which has the largest radius?
A. CO3+
B. Mn3+
C. Fe3+
D. Cr3+
8 The colour of transition metal complexes is due to
A. d-d transitions of electrons
B. Para magnetic nature of transition elements
C. Ionization
D. Loss of s-electrons
9 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe
10 Which element does not belong to 4d series
A. Y
B. Zr
C. Mo
D. Zn

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