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

00:00
Question # 1

In physical and chemical properties, transition elements show

Question # 2

Among the lanthandes the one obtained by synthetic method is

Question # 3

Misch mental is

Question # 4

Transition elements are called so because:

Question # 5

Cu2+with d9electronic configuration appears

Question # 6

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

Question # 7

The iron obtained from blast furnace is

Question # 8

The total number of transition elements is

Question # 9

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

Question # 10

Which one of the following metal ions is colourless?

Question # 11

Cuprous ore among the following is

Question # 12

Corrosion of iron can be prevented by coating the surface with

Question # 13

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

Question # 14

The protection of steel by chrome plating is due to

Question # 15

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

Question # 16

CuSO4. 5H2O is used to prepare

Question # 17

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

Question # 18

The oxidation number of Ni in [Ni(CO)4] is

Question # 19

E.D.T.A is

Question # 20

Maximum variable oxidation state is of:

Question # 21

The color of Cr3+ion is

Question # 22

Which of the following is not an element?

Question # 23

Bronze is an alloy of Cu and

Question # 24

d-block elements are also called :

Question # 25

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 26

The percentage of carbon in different types of iron products is in the order of:

Question # 27

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

Question # 28

Which of the following is obtained when Fe reacts with dil. HNO3?

Question # 29

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

Question # 30

Which is in differnet phase form other metals

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
2 The Mn3+has ______ color
A. Violet
B. Green
C. Red/brown
D. No color
3 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
4 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel
5 d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect
A. They show variable valency
B. Their ions and compounds are coloured
C. They are good conductors of heat and electricity
D. Their compounds are diamagnetic
6 The total number of rare earth elements is
A. 8
B. 32
C. 14
D. 10
7 Transition elements are called so because:
A. Form interstital sompounds
B. have high m.p
C. In between 's' and' 'p' block elements
D. All of these
8 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3
9 What is wrong about transition metals?
A. Diamagnetic
B. Paramagnetic
C. Form complexes
D. Shows variable oxidation state
10 [Co(NH3)6]3+will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyamidal

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