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

In the extraction of iron, slag is produced which is

Question # 2

The total number of transition elements is:

Question # 3

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

Question # 4

Which of the following is used as disinfectant

Question # 5

Bronze is an alloy which contains

Question # 6

The number of unpaired electrons in Mn2+is

Question # 7

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

Question # 8

The free spaces between the metal atoms and its crystal lattice are called

Question # 9

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

Question # 10

[Zn(NH3)4]3+possess geometry

Question # 11

What are alloys

Question # 12

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Question # 13

Content of carbon in steel is:

Question # 14

Which is not a bidentate ligand

Question # 15

The total number of transition elements is

Question # 16

Which is in differnet phase form other metals

Question # 17

The amount of Ni in stainless steel is

Question # 18

An oxidixing agent

Question # 19

6-d series is in the period :

Question # 20

Which of the following is a typical transition metal?

Question # 21

CuSO4. 5H2O is used to prepare

Question # 22

Rusting of iron is catalysed by

Question # 23

Potassium chromate has formula

Question # 24

Sodium thisoulophate is used in photography because of its

Question # 25

Transition metals mostly are

Question # 26

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

Question # 27

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 28

AgCl is soluble is

Question # 29

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

Question # 30

The total number of d-bock transition element is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 The total number of rare earth elements is
A. 8
B. 32
C. 14
D. 10
3 Which of the following elements does not show variable oxidation states?
A. Copper
B. Iron
C. Zinc
D. Titanium
4 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30
5 The coordination number of iron in [Fe(H2O)6]3+is
A. 2
B. 3
C. 4
D. 6
6 IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are
A. Non typical transition element
B. Typical transition element
C. Normal elements
D. Inner transition element
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 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
9 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
10 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu

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