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

Which of the following is a typical transition metal?

Question # 2

Potassium chromate has formula

Question # 3

Which is in differnet phase form other metals

Question # 4

The geometry of [Co(NH3)6]3+is

Question # 5

The less reactivity of transition metal is due to

Question # 6

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 7

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

Question # 8

The Mn3+has ______ color

Question # 9

The oxidation number of Ni in [Ni(CO)4] is

Question # 10

Which of the following has the maximum number of unpaired d-electrons?

Question # 11

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 # 12

High purity copper metal is obtained by

Question # 13

The colour of transition metal complexes is due to

Question # 14

Cuprous ore among the following is

Question # 15

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

Question # 16

Which is non typical transition element :

Question # 17

Bell metal is an alloy of

Question # 18

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

Question # 19

Titanium is used as a catalyst in

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

Which is used to identify Cu2+ions

Question # 24

Corrosion may be prevented by

Question # 25

CuSO4. 5H2O is used to prepare

Question # 26

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 27

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

Question # 28

3-d series elements are present in:

Question # 29

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

Question # 30

Bronze is an alloy of Cu and

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
2 Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is
A. 2-
B. 4
C. 1
D. 6
3 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
4 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
5 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+
6 Which is not a bidentate ligand
A.
7 Turnbull's blue is a compound called?
A. Ferricyanide
B. Ferrous ferricyanide
C. Ferrous cyanide
D. Ferri - Ferro cyanide
8 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals
9 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
10 Sodium thisoulophate is used in photography because of its
A. Oxidizing behaviour
B. Reducing behaviour
C. Complexing behaviour
D. Photochemical behaviour

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