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

E.D.T.A is

Question # 2

Which of the following metal exhibits more than one oxidation?

Question # 3

In the extraction of iron, slag is produced which is

Question # 4

Group VIB of transition elements contains

Question # 5

In the manufacture of iron from haematitie,limestone is added to act as

Question # 6

Which one of the following metal ions is colourless?

Question # 7

The less reactivity of transition metal is due to

Question # 8

In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is

Question # 9

Transition elements are called so because:

Question # 10

Stainless steel contains Cr upto

Question # 11

The amount of Ni in stainless steel is

Question # 12

Out of 110 known elements, transition elements are

Question # 13

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 # 14

Corrosion may be prevented by

Question # 15

3-d series elements are present in:

Question # 16

CuSO4. 5H2O is used to prepare

Question # 17

The Mn3+has ______ color

Question # 18

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

Question # 19

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

Question # 20

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 21

Turnbull's blue is a compound called?

Question # 22

Which has the largest radius?

Question # 23

The colour of transition metal complexes is due to

Question # 24

Which is the correct electronic configuration of Cr - 24

Question # 25

Bronze is an alloy of Cu and

Question # 26

Which of the following is a non-typical transition elements

Question # 27

What is the name of the comlex [Ni(CO)4]

Question # 28

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 29

Bessemer converter is used in the manufacture of

Question # 30

Misch mental is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
2 Sodium thisoulophate is used in photography because of its
A. Oxidizing behaviour
B. Reducing behaviour
C. Complexing behaviour
D. Photochemical behaviour
3 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
A. Pt(NH3)6CI4
B. Pt(NH3)5CI4
C. Pt(NH3)4CI4
D. Pt(NH3)3CI4
4 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
5 6-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
6 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
7 Bell metal is an alloy of
A. Cu, Zn, and Sn
B. Cu, Zn and Ni
C. Cu and Zn
D. Cu and Sn
8 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
9 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals
10 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3

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