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

Misch mental is

Question # 2

Transition elements are called so because:

Question # 3

Which of the following is not correct about transition metals?

Question # 4

Which is non typical transition element :

Question # 5

Rusting of iron is catalysed by

Question # 6

[Zn(NH3)4]3+possess geometry

Question # 7

d-block elements are also called :

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

The Mn3+has ______ color

Question # 12

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

Question # 13

Potassium hexacyanoferrate (II) has the formula

Question # 14

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

Question # 15

The less reactivity of transition metal is due to

Question # 16

Which of the following is a typical transition metal?

Question # 17

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

Question # 18

The total number of transition elements is:

Question # 19

Stainless steel contains ion and carbon along with

Question # 20

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

Question # 21

The colour of transition metal complexes is due to:

Question # 22

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 23

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

Question # 24

Property of transition element is :

Question # 25

Which of the following is a not typical transition element

Question # 26

Maximum variable oxidation state is of:

Question # 27

The lanthanides contraction is responsible for the fact that

Question # 28

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

Question # 29

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Question # 30

Which of the following element is responsible for oxidation of water to O2in biological process?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
2 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe
3 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
4 The colour of the transition metal compounds is due to
A. p-d transition
B. d-d transition
C. s-p transition
D. None of these
5 The number of unpaired electrons in Mn2+is
A. 5
B. 4
C. 3
D. 2
6 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
A. Blue
B. Red
C. Yellow
D. Mixture of blue and red or violet
7 CuSO4. 5H2O is used to prepare
A. Transition complex
B. Fehling's 'A' sol
C. Fehling's 'B' sol
D. Fehling's sol
8 Which of the following is a transition element
A. Sr
B. Sn
C. Cr
D. Pb
9 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
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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