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

The colour of transition metal complexes is due to:

Question # 2

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 # 3

High purity copper metal is obtained by

Question # 4

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

Question # 5

Bell metal is an alloy of Sn and

Question # 6

Elements in which f-orbitals are in the process of completion are called

Question # 7

6-d series is in the period :

Question # 8

[Co(NH3)6]3+will form ______ structure

Question # 9

4-d series is in the period:

Question # 10

Which is in differnet phase form other metals

Question # 11

Most transition elements show

Question # 12

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

Question # 13

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

Question # 14

Which of the following is non-typical transition element?

Question # 15

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

Question # 16

Which element does not belong to 4d series

Question # 17

Which of the following is a carbonate are?

Question # 18

AgCl is soluble is

Question # 19

Transition elements form which type of bond

Question # 20

[Zn(NH3)4]3+possess geometry

Question # 21

Which of the following is a typical transition metal?

Question # 22

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

Question # 23

The formula of curprite is

Question # 24

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

Question # 25

Which of the following is a transition element

Question # 26

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

Question # 27

The total number of rare earth elements is

Question # 28

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 29

The total number of transition elements is

Question # 30

The protection of steel by chrome plating is due to

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel
2 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
3 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%
4 In the manufacture of iron from haematitie,limestone is added to act as
A. Flux
B. A reducing agent
C. Slag
D. An oxidizing agent
5 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
6 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
7 Which of the following acts as ligand
A. NH3
B. NH2-- CH2-- CH2-- NH2
C. C2O2-4
D. All these
8 German silver does not contain
A. Cu
B. Zn
C. Ni
D. Mn
9 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
10 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe

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