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

Which element belong to 5d series

Question # 2

6-d series is in the period :

Question # 3

Rusting of iron is catalysed by

Question # 4

What is wrong about transition metals?

Question # 5

Sodium thisoulophate is used in photography because of its

Question # 6

Coordination number of Pt in [PtCl (NO2) (NH3)4]2-

Question # 7

Which is used to identify Cu2+ions

Question # 8

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 9

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

Question # 10

The total number of rare earth elements is

Question # 11

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

Question # 12

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

Question # 13

Interstitial compounds have

Question # 14

The colour of transition metal complexes is due to

Question # 15

Which of the following acts as ligand

Question # 16

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

Question # 17

Which period starts from 11Sc to 30Zn ?

Question # 18

Turnbull's blue is a compound called?

Question # 19

The coordination number of iron in [Fe(H2O)6]3+is

Question # 20

Which metal is used for catalytic hydrogenation of oils

Question # 21

The iron obtained from blast furnace is

Question # 22

Titanium is used as a catalyst in

Question # 23

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

Question # 24

Bell metal is an alloy of

Question # 25

The total number of transition elements is

Question # 26

Transition elements form which type of bond

Question # 27

Corrosion of iron can be prevented by coating the surface with

Question # 28

High purity copper metal is obtained by

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The amount of Ni in stainless steel is
A. 3%
B. 4%
C. 5%
D. 8%
2 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals
3 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
4 Sodium thisoulophate is used in photography because of its
A. Oxidizing behaviour
B. Reducing behaviour
C. Complexing behaviour
D. Photochemical behaviour
5 The color of Cr3+ion is
A. Violet
B. Blue
C. Pink
D. Green
6 Titanium is used as a catalyst in
A. Hydrogenation
B. Dehydrogenation
C. Polymerization of P.E.
D. Oxidation of ammonia
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 equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is
A. M
B. M/2
C. M/3
D. M/5
9 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
10 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these

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