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

German silver does not contain

Question # 2

What is the name of the comlex [Ni(CO)4]

Question # 3

The number of unpaired electrons in Mn2+is

Question # 4

Which has the largest radius?

Question # 5

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 6

Bronze is an alloy which contains

Question # 7

Potassium ferrocyanide is a

Question # 8

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

Question # 9

What are alloys

Question # 10

An oxidixing agent

Question # 11

What is wrong about transition metals?

Question # 12

Property of transition element is :

Question # 13

Maximum variable oxidation state is of:

Question # 14

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

Question # 15

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

Question # 16

Turnbull's blue is a compound called?

Question # 17

Which of the following acts as ligand

Question # 18

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

Question # 19

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

Question # 20

Bell metal is an alloy of

Question # 21

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 # 22

Choose the correct answer of transition elements?

Question # 23

Which of the following element is responsible for oxidation of water to O2in biological process?

Question # 24

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

Question # 25

Which element does not belong to 4d series

Question # 26

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

Question # 27

Transition elements are called so because:

Question # 28

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

Question # 29

Corrosion may be prevented by

Question # 30

The total number of transition elements is:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The total number of transition elements is:
A. 10
B. 14
C. 40
D. 50
2 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
3 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
4 Misch mental is
A. An alloy of Aluminium
B. A mixture of chromium and lead chromate
C. An alloy of lanthanoid metals
D. An alloy of copper
5 Non-formation of menisus by Hg in presence of O3is due to the formation of
A. Mercuric oxide
B. Mercurous oxide
C. Mercuric chloride
D. Mercurous chloride
6 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
7 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
8 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese
9 Which alloy contains 50% copper, 25% zinc and 25% nickel
A. German silver
B. Gun metal
C. Bell metal
D. Brass
10 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5

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