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

[Cu[NH3)4]+2will form ______ structure

Question # 2

The iron obtained from blast furnace is

Question # 3

Transition metals mostly are

Question # 4

Which of the following elements does not show variable oxidation states?

Question # 5

The color of Cr3+ion is

Question # 6

Misch mental is

Question # 7

Property of transition element is :

Question # 8

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

Question # 9

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

Question # 10

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 # 11

The Mn3+has ______ color

Question # 12

Potassium hexacyanoferrate (II) has the formula

Question # 13

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 14

Which of the following is non-typical transition element?

Question # 15

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

Question # 16

The elements in which d or f-orbitals are incomplete are called

Question # 17

The compound which gives oxygen on moderate heating is

Question # 18

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

Question # 19

E.D.T.A is

Question # 20

German silver does not contain

Question # 21

The number of unpaired electrons in Fe3+(Z = 26) are

Question # 22

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 23

Cuprous ore among the following is

Question # 24

Which of the following is a non-typical transition elements

Question # 25

Which element belong to 5d series

Question # 26

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 27

Electronic configuration of Cu+2is

Question # 28

3-d series elements are present in:

Question # 29

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

Question # 30

The number of unpaired electrons in ferrous ion ( Z - 26) is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
2 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
3 Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the
A. Reduction of Cu2+
B. Oxidation of Cu2+
C. Reduction of Fe
D. Reduction of Fe3+
4 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
5 Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements
A. Transition elements show variable oxidation states
B. Their salts are coloured
C. They can be used as catalyst
D. All of them are metals
6 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
7 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
8 Coordination number of Pt in [PtCl (NO2) (NH3)4]2-
A. 2-
B. 4
C. 1
D. 6
9 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
10 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium

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