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

Turnbull's blue is a compound called?

Question # 2

Series starting from57La,42Hf -80Hg is in the period:

Question # 3

Which of the following is used as disinfectant

Question # 4

Interstitial compounds have

Question # 5

High purity copper metal is obtained by

Question # 6

Besides Zn and Cu , German silver contains the metal

Question # 7

Transition elements are called so because:

Question # 8

The colour of transition metal complexes is due to

Question # 9

Steel may be manufacture by two processes which two are correct

Question # 10

Choose the correct answer of transition elements?

Question # 11

Titanium is used as a catalyst in

Question # 12

The less reactivity of transition metal is due to

Question # 13

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

Question # 14

The protection of steel by chrome plating is due to

Question # 15

Which period starts from 11Sc to 30Zn ?

Question # 16

The iron obtained from blast furnace is

Question # 17

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

Question # 18

The compound which gives oxygen on moderate heating is

Question # 19

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

Question # 20

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 21

Property of transition element is :

Question # 22

German silver does not contain

Question # 23

The colour of transition metal complexes is due to

Question # 24

Stainless steel contains ion and carbon along with

Question # 25

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

Question # 26

Which is non typical transition element :

Question # 27

Which has the largest radius?

Question # 28

[Ti(H2O)6]+3ion absorbs colour:

Question # 29

Which element has 4 unpaired electrons in 3d-orbital

Question # 30

Maximum variable oxidation state is of:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 In the extraction of iron, slag is produced which is
A. CO
B. FeSiO3
C. MgSiO3
D. CaSiO3
2 Stainless steel contains ion and carbon along with
A. Ni and Cr
B. Cr and Co
C. Co and Mn
D. Mn and Ni
3 The total number of transition elements is
A. 10
B. 14
C. 40
D. 50
4 What is wrong about transition metals?
A. Diamagnetic
B. Paramagnetic
C. Form complexes
D. Shows variable oxidation state
5 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
6 Mercury is the only metal which is liquid at 0°C. this is due to its
A. Very high ionization energy and weak metallic bond
B. Low ionization potential
C. High atomic weight
D. High vapour pressure
7 A transition element is defined as an element of 3d series
A. Which is metal
B. Which has one stable ion
C. Which has two stable ions
D. Which has at least one stable ion with incomplete d-orbital
8 6-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
9 The colour of the transition metal compounds is due to
A. p-d transition
B. d-d transition
C. s-p transition
D. None of these
10 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel

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