ECAT Chemistry Chapter 17 Transition Elements

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 is used to identify Cu2+ions

Question # 2

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 3

Turnbull's blue is a compound called?

Question # 4

Which of the following compounds gives red precipitate with AgNO3?

Question # 5

Interstitial compounds have

Question # 6

3-d series elements are present in:

Question # 7

Electronic configuration of Cu+2is

Question # 8

Besides Zn and Cu , German silver contains the metal

Question # 9

Out of 110 known elements, transition elements are

Question # 10

Sodium thisoulophate is used in photography because of its

Question # 11

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

Question # 12

Which is non typical transition element :

Question # 13

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

Question # 14

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

Question # 15

The lanthanides contraction is responsible for the fact that

Question # 16

Which of the following is a not typical transition element

Question # 17

Which one of the following metal ions is colourless?

Question # 18

Which element does not belong to 4d series

Question # 19

Rusting can be avoided by :

Question # 20

[Zn(NH3)4]3+possess geometry

Question # 21

A phtotographic plate is coated with an emulsion of silver nitrate and

Question # 22

Which of the following is a transition element

Question # 23

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

Question # 24

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

Question # 25

Transition metals mostly are

Question # 26

The protection of steel by chrome plating is due to

Question # 27

Which period starts from 11Sc to 30Zn ?

Question # 28

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 # 29

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

Question # 30

The compound which gives oxygen on moderate heating is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Series starting from57La,42Hf -80Hg is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
2 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
3 Which period starts from 11Sc to 30Zn ?
A. First Period
B. Second Period
C. Third Period
D. 4th Period
4 Sodium thisoulophate is used in photography because of its
A. Oxidizing behaviour
B. Reducing behaviour
C. Complexing behaviour
D. Photochemical behaviour
5 Which of the following is a typical transition metal
A. Sc
B. Y
C. Ra
D. Co
6 Which of the following is not related to transition metals
A. They have a high tensile strength
B. They are ductile
C. They are malleable
D. They have low melting points
7 Solubility of KMnO4 at higher temperature is:
A. 5%
B. 7%
C. 15%
D. 25%
8 In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is
A. 3
B. 2
C. 5
D. Zero
9 3-d series elements are present in:
A. First period
B. Second Period
C. Third period
D. 4th period
10 All 3d series elements show variable oxidation states. The one shown by all 3d elements is
A. +2
B. +3
C. +4
D. +5

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