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

An oxidixing agent

Question # 2

Which element has 4 unpaired electrons in 3d-orbital

Question # 3

Stainless steel contains ion and carbon along with

Question # 4

In the extraction of iron, slag is produced which is

Question # 5

The total number of d-bock transition element is

Question # 6

Oxalic acid oxidizes to:

Question # 7

Which has the largest radius?

Question # 8

f-Block elements are also called

Question # 9

Property of transition element is :

Question # 10

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 11

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

Question # 12

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

Question # 13

Which metal is used for catalytic hydrogenation of oils

Question # 14

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

Question # 15

Which element does not belong to 3d transition series

Question # 16

Corrosion of iron can be prevented by coating the surface with

Question # 17

Potassium chromate has formula

Question # 18

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

Question # 19

Corrosion may be prevented by

Question # 20

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

Question # 21

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

Question # 22

Which of the following is a typical transition metal?

Question # 23

d-block elements are also called :

Question # 24

3-d series elements are present in:

Question # 25

The Mn3+has ______ color

Question # 26

Most common oxidation states shownby cerium are

Question # 27

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

Question # 28

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

Question # 29

The less reactivity of transition metal is due to

Question # 30

Group VIB of transition elements contains

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
2 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
3 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1
4 5-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
5 In physical and chemical properties, transition elements show
A. Similarities
B. Dissimilarities
C. Both of these
D. Somestimes similarities, sometimes dissimilarities
6 Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is
A. 2-
B. 4
C. 1
D. 6
7 Which of the following is a typical transition metal
A. Sc
B. Y
C. Ra
D. Co
8 Bessemer converter is used in the manufacture of
A. Pig iron
B. Steel
C. Wrought iron
D. Cast iron
9 The geometry of [Co(NH3)6]3+is
A. Tetrahedral
B. Square planar
C. Octahedral
D. None of these
10 Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?
A. [Pt(NH3)4(NO2)]SO4
B. [PtNO2Cl(NH3)4]SO4
C. [PtCl(NO2)(NH3)4]SO4
D. [Pt(NH3)4(NO2)Cl]SO4

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