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 is the correct electronic configuration of Cr - 24

Question # 2

Solubility of KMnO4 at higher temperature is:

Question # 3

Which is non typical transition element :

Question # 4

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

Question # 5

d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect

Question # 6

Cu2+with d9electronic configuration appears

Question # 7

High purity copper metal is obtained by

Question # 8

Bessemer converter is used in the manufacture of

Question # 9

Which has the largest radius?

Question # 10

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

Question # 11

The total number of d-bock transition element is

Question # 12

What are alloys

Question # 13

3-d series elements are present in:

Question # 14

6-d series is in the period :

Question # 15

Which of the following metal exhibits more than one oxidation?

Question # 16

Electronic configuration of Cu+2is

Question # 17

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

Question # 18

Among the lanthandes the one obtained by synthetic method is

Question # 19

Transition metals form complexes due to the participation of partially filled

Question # 20

In the extraction of iron, slag is produced which is

Question # 21

Which of the following acts as ligand

Question # 22

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

Question # 23

The total number of transition elements is

Question # 24

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

Question # 25

The compound which gives oxygen on moderate heating is

Question # 26

Which element does not belong to 3d transition series

Question # 27

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

Question # 28

Most transition elements show

Question # 29

The total number of rare earth elements is

Question # 30

Which of the following is non-typical transition element?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30
3 Non-formation of menisus by Hg in presence of O3is due to the formation of
A. Mercuric oxide
B. Mercurous oxide
C. Mercuric chloride
D. Mercurous chloride
4 The geometry of [Co(NH3)6]3+is
A. Tetrahedral
B. Square planar
C. Octahedral
D. None of these
5 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1
6 Transition elements form which type of bond
A. Ionic bonds only
B. Covalent bonds only
C. Ionic and covalent bonds
D. Polar bonds
7 Potassium ferrocyanide is a
A. Mixed salt
B. Double salt
C. Complex salt
D. Normal salt
8 Corrosion of iron can be prevented by coating the surface with
A. Zn
B. Sn
C. Ni
D. Any of the above
9 Potassium chromate has formula
A. KClO3
B. K2CO3
C. K2CrO4
D. K2Cr2O7
10 The free spaces between the metal atoms and its crystal lattice are called
A. Valance spaces
B. Empty spaces
C. Interstices
D. None

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