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

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

Question # 2

f-Block elements are also called

Question # 3

The compound which gives oxygen on moderate heating is

Question # 4

Maximum variable oxidation state is of:

Question # 5

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

Question # 6

What are alloys

Question # 7

The elements in which d or f-orbitals are incomplete are called

Question # 8

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

Question # 9

Potassium chromate has formula

Question # 10

Misch mental is

Question # 11

Potassium ferrocyanide is a

Question # 12

Which of the following is a non-typical transition elements

Question # 13

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

Question # 14

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

Question # 15

The amount of Ni in stainless steel is

Question # 16

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 17

Which of the following is a carbonate are?

Question # 18

Which element does not belong to 4d series

Question # 19

An oxidixing agent

Question # 20

Rusting can be avoided by :

Question # 21

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 # 22

Transition elements are called so because:

Question # 23

The lanthanides contraction is responsible for the fact that

Question # 24

Which of the following is non-typical transition element?

Question # 25

Which of the following acts as ligand

Question # 26

Sodium thisoulophate is used in photography because of its

Question # 27

Which of the following elements does not show variable oxidation states?

Question # 28

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

Question # 29

What is the shape of Fe(CO)5molecule?

Question # 30

6-d series is in the period :

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 A transition metal complex can be recognized by various terms. Which is not the proper term
A. Central metal ion
B. Coordination number
C. Ligand
D. Geometry of complex
2 German silver does not contain
A. Cu
B. Zn
C. Ni
D. Mn
3 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
4 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
5 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
6 Group VIB of transition elements contains
A. Zn, Cd, Hg
B. Fe, Ru, Os
C. Cr, Mo, W
D. Mn, Te, Re
7 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese
8 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals
9 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
10 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30

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