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

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 2

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

Question # 3

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

Question # 4

Which of the following is a typical transition metal?

Question # 5

Transition elements form which type of bond

Question # 6

Besides Zn and Cu , German silver contains the metal

Question # 7

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

Question # 8

Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound

Question # 9

Potassium chromate has formula

Question # 10

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 11

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

Question # 12

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 13

Which of the following is not related to transition metals

Question # 14

A transition element is defined as an element of 3d series

Question # 15

Misch mental is

Question # 16

Potassium hexacyanoferrate (II) has the formula

Question # 17

Among the lanthandes the one obtained by synthetic method is

Question # 18

Bell metal is an alloy of

Question # 19

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

Question # 20

Bronze is an alloy of Cu and

Question # 21

AgCl is soluble is

Question # 22

3-d series elements are present in:

Question # 23

d-block elements are also called :

Question # 24

Which is in differnet phase form other metals

Question # 25

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 26

f-block elements are called :

Question # 27

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

Question # 28

Cu2+with d9electronic configuration appears

Question # 29

Rusting of iron is catalysed by

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
2 Turnbull's blue is a compound called?
A. Ferricyanide
B. Ferrous ferricyanide
C. Ferrous cyanide
D. Ferri - Ferro cyanide
3 The coordination number of iron in [Fe(H2O)6]3+is
A. 2
B. 3
C. 4
D. 6
4 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
5 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe
6 Potassium chromate has formula
A. KClO3
B. K2CO3
C. K2CrO4
D. K2Cr2O7
7 Which of the following is obtained when Fe reacts with dil. HNO3?
A. N2O
B. NO
C. NO2
D. None of these
8 Across the lanthanide series, the basicity of the lanthanide hydroxides
A. Increases
B. Decreases
C. First increases and then decreases
D. First decreases and then increases
9 In physical and chemical properties, transition elements show
A. Similarities
B. Dissimilarities
C. Both of these
D. Somestimes similarities, sometimes dissimilarities
10 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30

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