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

00:00
Question # 1

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 2

[Cu[NH3)4]+2will form ______ structure

Question # 3

Which period starts from 11Sc to 30Zn ?

Question # 4

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 5

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 6

Which element belong to 5d series

Question # 7

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

Question # 8

Group VIB of transition elements contains

Question # 9

Which of the following metals is sometimes found in native state in nature?

Question # 10

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 11

Potassium ferrocyanide is a

Question # 12

Which is used to identify Cu2+ions

Question # 13

Transition elements are called so because:

Question # 14

The less reactivity of transition metal is due to

Question # 15

Transition metals mostly are

Question # 16

Cuprous ore among the following is

Question # 17

An oxidixing agent

Question # 18

Sodium thisoulophate is used in photography because of its

Question # 19

Which metal is used for catalytic hydrogenation of oils

Question # 20

In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is

Question # 21

Which of the following acts as ligand

Question # 22

Which is not a bidentate ligand

Question # 23

E.D.T.A is

Question # 24

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

Question # 25

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

Question # 26

The number of unpaired electrons in Mn2+is

Question # 27

The Mn3+has ______ color

Question # 28

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

Question # 29

The color of Cr3+ion is

Question # 30

A transition element is defined as an element of 3d series

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
3 Steel may be manufacture by two processes which two are correct
A. Open hearth process and besemer process
B. Open hearth process and Haber process
C. Bassemer process and Haber process
D. Contact process and Haber process
4 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
5 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
6 Transition elements form which type of bond
A. Ionic bonds only
B. Covalent bonds only
C. Ionic and covalent bonds
D. Polar bonds
7 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
8 The coordination number of iron in [Fe(H2O)6]3+is
A. 2
B. 3
C. 4
D. 6
9 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
10 5-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th

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