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

Which of the following is a carbonate are?

Question # 2

Transition metals form complexes due to the participation of partially filled

Question # 3

The protection of steel by chrome plating is due to

Question # 4

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

Question # 5

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 6

Bessemer converter is used in the manufacture of

Question # 7

Stainless steel contains ion and carbon along with

Question # 8

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

Question # 9

[Zn(NH3)4]3+possess geometry

Question # 10

Which of the following is a not typical transition element

Question # 11

Cuprous ore among the following is

Question # 12

Interstitial compounds have

Question # 13

Corrosion of iron can be prevented by coating the surface with

Question # 14

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 # 15

Potassium chromate has formula

Question # 16

The iron obtained from blast furnace is

Question # 17

Sodium thisoulophate is used in photography because of its

Question # 18

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 19

Potassium hexacyanoferrate (II) has the formula

Question # 20

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

Question # 21

The compound which gives oxygen on moderate heating is

Question # 22

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

Question # 23

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

Question # 24

What is wrong about transition metals?

Question # 25

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

Question # 26

Bronze is an alloy of Cu and

Question # 27

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

Question # 28

Which is the correct electronic configuration of Cr - 24

Question # 29

[Ti(H2O)6]+3ion absorbs colour:

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 [Cu[NH3)4]+2will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyramidal
2 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
3 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
4 What are alloys
A. A homogenous mixture of two or more elements
B. A homohenous mixture of metal and a non-metal
C. A homogenous mixture of two or more metals
D. None of the above
5 Corrosion of iron can be prevented by coating the surface with
A. Zn
B. Sn
C. Ni
D. Any of the above
6 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
7 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
8 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30
9 Which is not a bidentate ligand
A.
10 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu

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