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

What are alloys

Question # 2

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

Question # 3

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

Question # 4

4-d series is in the period:

Question # 5

Group VIB of transition elements contains

Question # 6

What is the name of the comlex [Ni(CO)4]

Question # 7

Which of the following is not related to transition metals

Question # 8

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

Question # 9

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

Question # 10

In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because

Question # 11

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 12

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

Question # 13

The total number of rare earth elements is

Question # 14

Besides Zn and Cu , German silver contains the metal

Question # 15

Most common oxidation states shownby cerium are

Question # 16

The colour of a transition metal complex is due to d-d transition The colour of the complex is the complementary of the colour absorbed. Thus [Ti(H2O6]3+abosrbs yellow light and transmits blue and red colours therefore the solution of titanium complex appears

Question # 17

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

Question # 18

Which period starts from 11Sc to 30Zn ?

Question # 19

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 20

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

Question # 21

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

Question # 22

The amount of Ni in stainless steel is

Question # 23

Oxalic acid oxidizes to:

Question # 24

The lanthanides contraction is responsible for the fact that

Question # 25

Which of the following metal exhibits more than one oxidation?

Question # 26

The compound which gives oxygen on moderate heating is

Question # 27

The less reactivity of transition metal is due to

Question # 28

Bronze is an alloy which contains

Question # 29

Which of the following is a transition element

Question # 30

Transition metals form complexes due to the participation of partially filled

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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 A phtotographic plate is coated with an emulsion of silver nitrate and
A. AgCI
B. AgI
C. AgBr
D. NaNO3
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 Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is
A. 2-
B. 4
C. 1
D. 6
5 Titanium is used as a catalyst in
A. Hydrogenation
B. Dehydrogenation
C. Polymerization of P.E.
D. Oxidation of ammonia
6 Bessemer converter is used in the manufacture of
A. Pig iron
B. Steel
C. Wrought iron
D. Cast iron
7 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
8 Which of the following is not an element?
A. Graphite
B. Diamond
C. 22-Carat gold
D. Rhombic sulphur
9 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
10 The lanthanides contraction is responsible for the fact that
A. Zr and Y have about the same radius
B. Zr and Nb have similar oxidsation state
C. Zr and Hf have about the same radius
D. Zr and Zn have the same oxidation satete

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