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

Stainless steel contains ion and carbon along with

Question # 2

Which has the largest radius?

Question # 3

Which of the following metal exhibits more than one oxidation?

Question # 4

Which of the following is used as disinfectant

Question # 5

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

Question # 6

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

Question # 7

Potassium chromate has formula

Question # 8

High purity copper metal is obtained by

Question # 9

Cu2+with d9electronic configuration appears

Question # 10

Which element does not belong to 3d transition series

Question # 11

In the extraction of iron, slag is produced which is

Question # 12

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 13

Choose the correct answer of transition elements?

Question # 14

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

Question # 15

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

Question # 16

Transition metals mostly are

Question # 17

Content of carbon in steel is:

Question # 18

Titanium is used as a catalyst in

Question # 19

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

Question # 20

The colour of transition metal complexes is due to

Question # 21

Which is in differnet phase form other metals

Question # 22

Which metal is used for catalytic hydrogenation of oils

Question # 23

Which is not a bidentate ligand

Question # 24

The colour of transition metal complexes is due to

Question # 25

Elements in which f-orbitals are in the process of completion are called

Question # 26

Interstitial compounds have

Question # 27

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

Question # 28

d-block elements are also called :

Question # 29

The coordination number of iron in [Fe(H2O)6]3+is

Question # 30

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
2 Cu2+with d9electronic configuration appears
A. Yellow
B. Pink
C. Blue
D. Green
3 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
4 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
5 During oxidation in k2Cr2O7, Cr VI changes to :
A. I
B. II
C. III
D. IV
6 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
7 Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is
A. 2-
B. 4
C. 1
D. 6
8 The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is
A. M
B. M/2
C. M/3
D. M/5
9 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30
10 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel

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