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

Corrosion of iron can be prevented by coating the surface with

Question # 2

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

Question # 3

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

Question # 4

The colour of transition metal complexes is due to

Question # 5

Which of the following is a typical transition metal?

Question # 6

6-d series is in the period :

Question # 7

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

Question # 8

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

Question # 9

The colour of the transition metal compounds is due to

Question # 10

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

Question # 11

Transition metals mostly are

Question # 12

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

Cuprous ore among the following is

Question # 17

f-Block elements are also called

Question # 18

Which one of the following has highest density

Question # 19

What is wrong about transition metals?

Question # 20

Content of carbon in steel is:

Question # 21

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 22

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

Question # 23

The iron obtained from blast furnace is

Question # 24

Turnbull's blue is a compound called?

Question # 25

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

Question # 26

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

Question # 27

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 28

Which is used to identify Cu2+ions

Question # 29

The elements in which d or f-orbitals are incomplete are called

Question # 30

The total number of d-bock transition element is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 d-block elements are also called :
A. alkali metal
B. Alkaline earth metals
C. Transition elements
D. Electron deficient elements
2 Solubility of KMnO4 at higher temperature is:
A. 5%
B. 7%
C. 15%
D. 25%
3 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
4 The percentage of carbon in different types of iron products is in the order of
A. Cast iron > wrought iron > steel
B. Wrought iron > steel > cast iron
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
5 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
6 The protection of steel by chrome plating is due to
A. Cathodic protection
B. Anodic protection
C. Covering of steel surface
D. Formation of alloy with iron
7 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
8 Turnbull's blue is a compound called?
A. Ferricyanide
B. Ferrous ferricyanide
C. Ferrous cyanide
D. Ferri - Ferro cyanide
9 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
10 Out of 110 known elements, transition elements are
A. 40
B. 60
C. 50
D. 80

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