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

Which element does not belong to 3d transition series

Question # 2

Non-formation of menisus by Hg in presence of O3is due to the formation of

Question # 3

Stainless steel contains Cr upto

Question # 4

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

Question # 5

The total number of inner transition elements in the periodic table is

Question # 6

Bronze is an alloy of Cu and

Question # 7

German silver does not contain

Question # 8

The total number of rare earth elements is

Question # 9

The compound which gives oxygen on moderate heating is

Question # 10

High purity copper metal is obtained by

Question # 11

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

Question # 12

Which element does not belong to 4d series

Question # 13

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

Question # 14

Which of the following is not an element?

Question # 15

Which of the following compounds gives red precipitate with AgNO3?

Question # 16

The colour of transition metal complexes is due to

Question # 17

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

Question # 18

The colour of transition metal complexes is due to:

Question # 19

Which period starts from 11Sc to 30Zn ?

Question # 20

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 21

Coordination sphere may be:

Question # 22

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

Question # 23

d-block elements are also called :

Question # 24

Bessemer converter is used in the manufacture of

Question # 25

What are alloys

Question # 26

The total number of d-bock transition element is

Question # 27

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

Question # 28

Which of the following is a typical transition metal

Question # 29

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

Question # 30

Across the lanthanide series, the basicity of the lanthanide hydroxides

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 Stainless steel contains ion and carbon along with
A. Ni and Cr
B. Cr and Co
C. Co and Mn
D. Mn and Ni
3 CuSO4. 5H2O is used to prepare
A. Transition complex
B. Fehling's 'A' sol
C. Fehling's 'B' sol
D. Fehling's sol
4 The total number of transition elements is:
A. 10
B. 14
C. 40
D. 50
5 In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is
A. 3
B. 2
C. 5
D. Zero
6 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
7 Which of the following is not an element?
A. Graphite
B. Diamond
C. 22-Carat gold
D. Rhombic sulphur
8 German silver does not contain
A. Cu
B. Zn
C. Ni
D. Mn
9 d-block elements are also called :
A. alkali metal
B. Alkaline earth metals
C. Transition elements
D. Electron deficient elements
10 During oxidation in k2Cr2O7, Cr VI changes to :
A. I
B. II
C. III
D. IV

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