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

Sodium thisoulophate is used in photography because of its

Question # 2

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

Question # 3

Potassium chromate has formula

Question # 4

Most common oxidation states shownby cerium are

Question # 5

Oxalic acid oxidizes to:

Question # 6

Rusting can be avoided by :

Question # 7

What is wrong about transition metals?

Question # 8

Misch mental is

Question # 9

Stainless steel contains Cr upto

Question # 10

The total number of transition elements is

Question # 11

High purity copper metal is obtained by

Question # 12

Potassium ferrocyanide is a

Question # 13

The colour of transition metal complexes is due to

Question # 14

Property of transition element is :

Question # 15

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

Question # 16

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 # 17

Besides Zn and Cu , German silver contains the metal

Question # 18

Group VIB of transition elements contains

Question # 19

The number of unpaired electrons in ferrous ion ( Z - 26) is

Question # 20

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

Question # 21

The colour of the transition metal compounds is due to

Question # 22

Cu2+with d9electronic configuration appears

Question # 23

Content of carbon in steel is:

Question # 24

Cuprous ore among the following is

Question # 25

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

Question # 26

Which metal is used for catalytic hydrogenation of oils

Question # 27

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

Question # 28

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

Question # 29

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 # 30

Turnbull's blue is a compound called?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Turnbull's blue is a compound called?
A. Ferricyanide
B. Ferrous ferricyanide
C. Ferrous cyanide
D. Ferri - Ferro cyanide
2 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3
3 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
4 IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are
A. Non typical transition element
B. Typical transition element
C. Normal elements
D. Inner transition element
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 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
7 Which of the following is not related to transition metals
A. They have a high tensile strength
B. They are ductile
C. They are malleable
D. They have low melting points
8 Bessemer converter is used in the manufacture of
A. Pig iron
B. Steel
C. Wrought iron
D. Cast iron
9 Which of the following is non-typical transition element?
A. Cr
B. Mn
C. Zn
D. Fe
10 Group VI-B of transition elements contains:
A. Zn, Cd, Hg
B. Fe ,Ru ,Os
C. Cr, Mo ,W
D. Mn, Te, Re

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