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

Which element does not belong to 4d series

Question # 2

The total number of d-bock transition element is

Question # 3

d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect

Question # 4

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

Question # 5

The colour of transition metal complexes is due to

Question # 6

Property of transition element is :

Question # 7

Bronze is an alloy which contains

Question # 8

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 9

Bell metal is an alloy of Sn and

Question # 10

Titanium is used as a catalyst in

Question # 11

Transition metals mostly are

Question # 12

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 13

Cuprous ore among the following is

Question # 14

The total number of inner transition elements in the periodic table is

Question # 15

In physical and chemical properties, transition elements show

Question # 16

High purity copper metal is obtained by

Question # 17

Electronic configuration of Cu+2is

Question # 18

Most common oxidation states shownby cerium are

Question # 19

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

Question # 20

Which element does not belong to 3d transition series

Question # 21

Group VIB of transition elements contains

Question # 22

Group VI-B of transition elements contains:

Question # 23

6-d series is in the period :

Question # 24

5-d series is in the period :

Question # 25

Coordination sphere may be:

Question # 26

Which of the following is used as disinfectant

Question # 27

Which of the following is a not typical transition element

Question # 28

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 29

Which one of the following has highest density

Question # 30

Which of the following is a transition element

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Interstitial compounds have
A. Half formula
B. Fixed formula
C. Indefinite formula
D. None
2 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
3 Content of carbon in steel is:
A. 0.12 to 0.25%
B. 0.25% to 2.5%
C. 3.0 to 3.5%
D. 4.0 to 4.5%
4 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel
5 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
6 The color of Cr3+ion is
A. Violet
B. Blue
C. Pink
D. Green
7 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these
8 The total number of transition elements is
A. 10
B. 14
C. 40
D. 50
9 Which is in differnet phase form other metals
A. Ni
B. Hg
C. Cd
D. Na
10 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3

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