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

00:00
Question # 1

In the manufacture of iron from haematitie,limestone is added to act as

Question # 2

Which has the largest radius?

Question # 3

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

Question # 4

The coordination number of iron in [Fe(H2O)6]3+is

Question # 5

The compound which gives oxygen on moderate heating is

Question # 6

An oxidixing agent

Question # 7

Transition metals mostly are

Question # 8

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

Question # 9

The colour of transition metal complexes is due to:

Question # 10

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

Question # 11

Content of carbon in steel is:

Question # 12

Out of 110 known elements, transition elements are

Question # 13

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

Question # 14

Sodium thisoulophate is used in photography because of its

Question # 15

4-d series is in the period:

Question # 16

Group VIB of transition elements contains

Question # 17

Which of the following is used as disinfectant

Question # 18

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

Question # 19

Which of the following is a typical transition metal?

Question # 20

Stainless steel contains ion and carbon along with

Question # 21

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

Question # 22

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

Question # 23

Which of the following is not an element?

Question # 24

Cu2+with d9electronic configuration appears

Question # 25

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

Question # 26

What is wrong about transition metals?

Question # 27

Transition elements are called so because:

Question # 28

Misch mental is

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
2 All 3d series elements show variable oxidation states. The one shown by all 3d elements is
A. +2
B. +3
C. +4
D. +5
3 Bessemer converter is used in the manufacture of
A. Pig iron
B. Steel
C. Wrought iron
D. Cast iron
4 Which has the largest radius?
A. CO3+
B. Mn3+
C. Fe3+
D. Cr3+
5 Which is not a bidentate ligand
A.
6 3-d series elements are present in:
A. First period
B. Second Period
C. Third period
D. 4th period
7 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
8 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+
9 The total number of rare earth elements is
A. 8
B. 32
C. 14
D. 10
10 Which period starts from 11Sc to 30Zn ?
A. First Period
B. Second Period
C. Third Period
D. 4th Period

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