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

Rusting can be avoided by :

Question # 2

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

Question # 3

f-Block elements are also called

Question # 4

Which of the following is a not typical transition element

Question # 5

The colour of transition metal complexes is due to:

Question # 6

Series starting form 39Y to 48CD is in period:

Question # 7

Which of the following is a non-typical transition elements

Question # 8

Interstitial compounds have

Question # 9

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

Question # 10

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

Question # 11

Which is in differnet phase form other metals

Question # 12

E.D.T.A is

Question # 13

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

Question # 14

The geometry of [Co(NH3)6]3+is

Question # 15

Cuprous ore among the following is

Question # 16

Which of the following is not related to transition metals

Question # 17

Which has the largest radius?

Question # 18

Corrosion of iron can be prevented by coating the surface with

Question # 19

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

Question # 20

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

Question # 21

The total number of rare earth elements is

Question # 22

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

Question # 23

Transition metals mostly are

Question # 24

f-block elements are called :

Question # 25

The lanthanides contraction is responsible for the fact that

Question # 26

Rusting of iron is catalysed by

Question # 27

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

Question # 28

Choose the correct answer of transition elements?

Question # 29

Oxalic acid oxidizes to:

Question # 30

Most transition elements show

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+
2 An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is
A. 24
B. 23
C. 22
D. 21
3 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
4 Oxalic acid oxidizes to:
A. CO
B. CO2
C. Oxalates
D. None of these
5 In the extraction of iron, slag is produced which is
A. CO
B. FeSiO3
C. MgSiO3
D. CaSiO3
6 Misch mental is
A. An alloy of Aluminium
B. A mixture of chromium and lead chromate
C. An alloy of lanthanoid metals
D. An alloy of copper
7 Mercury is the only metal which is liquid at 0°C. this is due to its
A. Very high ionization energy and weak metallic bond
B. Low ionization potential
C. High atomic weight
D. High vapour pressure
8 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
9 All 3d series elements show variable oxidation states. The one shown by all 3d elements is
A. +2
B. +3
C. +4
D. +5
10 The total number of transition elements is:
A. 10
B. 14
C. 40
D. 50

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