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

AgCl is soluble is

Question # 2

Series starting form 39Y to 48CD is in period:

Question # 3

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

Question # 4

Which is non typical transition element :

Question # 5

Stainless steel contains Cr upto

Question # 6

Titanium is used as a catalyst in

Question # 7

The total number of rare earth elements is

Question # 8

Corrosion may be prevented by

Question # 9

What are alloys

Question # 10

E.D.T.A is

Question # 11

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

Question # 12

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 13

Which of the following is used as disinfectant

Question # 14

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

Question # 15

Which of the following is not correct about transition metals?

Question # 16

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 17

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

Question # 18

Bessemer converter is used in the manufacture of

Question # 19

[Zn(NH3)4]3+possess geometry

Question # 20

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

Question # 21

Most common oxidation states shownby cerium are

Question # 22

A phtotographic plate is coated with an emulsion of silver nitrate and

Question # 23

Rusting can be avoided by :

Question # 24

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

Question # 25

5-d series is in the period :

Question # 26

Which is in differnet phase form other metals

Question # 27

The total number of d-bock transition element is

Question # 28

3-d series elements are present in:

Question # 29

The iron obtained from blast furnace is

Question # 30

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

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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 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
3 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
4 What is wrong about transition metals?
A. Diamagnetic
B. Paramagnetic
C. Form complexes
D. Shows variable oxidation state
5 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide
6 Potassium hexacyanoferrate (II) has the formula
A. K4[Fe(CN)6]
B. K3[Fe(CN)6]
C. K2[Fe(CN)6]
D. K [Fe(CN)6]
7 Which of the following is used as disinfectant
A. K2Cr2O7
B. KMnO4
C. K2MnO4
D. K2CrO4
8 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
9 Among the lanthandes the one obtained by synthetic method is
A. Lu
B. Pm
C. Pr
D. Gd
10 High purity copper metal is obtained by
A. Carbon reduction
B. Hydrogen reduction
C. Electrolytic reduction
D. Thermite reduction

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