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

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

Question # 2

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

Question # 3

Which is used to identify Cu2+ions

Question # 4

Which element has 4 unpaired electrons in 3d-orbital

Question # 5

The total number of d-bock transition element is

Question # 6

Which of the following is non-typical transition element?

Question # 7

Rusting can be avoided by :

Question # 8

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

Question # 9

The colour of a transition metal complex is due to d-d transition The colour of the complex is the complementary of the colour absorbed. Thus [Ti(H2O6]3+abosrbs yellow light and transmits blue and red colours therefore the solution of titanium complex appears

Question # 10

The colour of the transition metal compounds is due to

Question # 11

The Mn3+has ______ color

Question # 12

Which of the following is not correct about transition metals?

Question # 13

Electronic configuration of Cu+2is

Question # 14

The formula of curprite is

Question # 15

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 16

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

Question # 17

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

Question # 18

Transition metals mostly are

Question # 19

Which one of the following has highest density

Question # 20

d-block elements are also called :

Question # 21

Which of the following is not an element?

Question # 22

Which of the following compounds gives red precipitate with AgNO3?

Question # 23

Maximum variable oxidation state is of:

Question # 24

A transition element is defined as an element of 3d series

Question # 25

Content of carbon in steel is:

Question # 26

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

Question # 27

Which of the following is not related to transition metals

Question # 28

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

Question # 29

Which metal is used for catalytic hydrogenation of oils

Question # 30

Non-formation of menisus by Hg in presence of O3is due to the formation of

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Coordination number of Pt in [PtCl (NO2) (NH3)4]2-
A. 2-
B. 4
C. 1
D. 6
2 Elements in which f-orbitals are in the process of completion are called
A. Outer transition element
B. Inner transition elements
C. Non-tranistion elements
D. Radioactive elements
3 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
4 AgCl is soluble is
A. Aqua regia
B. H2SO4
C. HCl
D. NH3
5 What is wrong about transition metals?
A. Diamagnetic
B. Paramagnetic
C. Form complexes
D. Shows variable oxidation state
6 An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is
A. 24
B. 23
C. 22
D. 21
7 Series starting from57La,42Hf -80Hg is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
8 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
9 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these
10 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe

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