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

CuSO4. 5H2O is used to prepare

Question # 2

In physical and chemical properties, transition elements show

Question # 3

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

Question # 4

Bessemer converter is used in the manufacture of

Question # 5

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

Question # 6

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

Question # 7

4-d series is in the period:

Question # 8

The colour of transition metal complexes is due to

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

The total number of d-bock transition element is

Question # 13

Misch mental is

Question # 14

Transition metals form complexes due to the participation of partially filled

Question # 15

Which of the following is a non-typical transition elements

Question # 16

The formula of curprite is

Question # 17

Property of transition element is :

Question # 18

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

Question # 19

Which is not a bidentate ligand

Question # 20

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

Question # 21

The colour of transition metal complexes is due to

Question # 22

Which is non typical transition element :

Question # 23

High purity copper metal is obtained by

Question # 24

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 25

Which element does not belong to 3d transition series

Question # 26

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 27

Coordination sphere may be:

Question # 28

The colour of the transition metal compounds is due to

Question # 29

E.D.T.A is

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because
A. It less reactive than copper
B. A layer of sulphates is deposited on it
C. An inert layer of iron oxide is deposited on it
D. All valence electrons of iron are consumed
2 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30
3 Which is in differnet phase form other metals
A. Ni
B. Hg
C. Cd
D. Na
4 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
5 Potassium ferrocyanide is a
A. Mixed salt
B. Double salt
C. Complex salt
D. Normal salt
6 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
7 The colour of transition metal complexes is due to:
A. d-d transitions of electorns
B. Paramagnetic nature of transition
C. Ionization
D. Loss of s-electrons
8 A phtotographic plate is coated with an emulsion of silver nitrate and
A. AgCI
B. AgI
C. AgBr
D. NaNO3
9 CuSO4. 5H2O is used to prepare
A. Transition complex
B. Fehling's 'A' sol
C. Fehling's 'B' sol
D. Fehling's sol
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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