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

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

Question # 2

6-d series is in the period :

Question # 3

Which period starts from 11Sc to 30Zn ?

Question # 4

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

Question # 5

German silver does not contain

Question # 6

An oxidixing agent

Question # 7

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

Question # 8

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

Question # 9

Bell metal is an alloy of

Question # 10

Corrosion of iron can be prevented by coating the surface with

Question # 11

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

Question # 12

d-block elements are also called :

Question # 13

Out of 110 known elements, transition elements are

Question # 14

Stainless steel contains Cr upto

Question # 15

Most common oxidation states shownby cerium are

Question # 16

Which is non typical transition element :

Question # 17

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

Question # 18

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

Question # 19

Coordination sphere may be:

Question # 20

[Zn(NH3)4]3+possess geometry

Question # 21

Rusting of iron is catalysed by

Question # 22

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

Question # 23

3-d series elements are present in:

Question # 24

High purity copper metal is obtained by

Question # 25

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

Question # 26

Which of the following element is responsible for oxidation of water to O2in biological process?

Question # 27

The protection of steel by chrome plating is due to

Question # 28

The colour of transition metal complexes is due to

Question # 29

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

Question # 30

AgCl is soluble is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The coordination number of iron in [Fe(H2O)6]3+is
A. 2
B. 3
C. 4
D. 6
2 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
3 How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?
A. 10
B. 5
C. 6
D. 2
4 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
5 Which of the following is non-typical transition element?
A. Cr
B. Mn
C. Zn
D. Fe
6 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%
7 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
8 During oxidation in k2Cr2O7, Cr VI changes to :
A. I
B. II
C. III
D. IV
9 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
10 d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect
A. They show variable valency
B. Their ions and compounds are coloured
C. They are good conductors of heat and electricity
D. Their compounds are diamagnetic

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