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

Which of the following is not an element?

Question # 2

The total number of d-bock transition element is

Question # 3

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

Question # 4

f-Block elements are also called

Question # 5

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

Question # 6

Interstitial compounds have

Question # 7

5-d series is in the period :

Question # 8

Transition metals mostly are

Question # 9

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

Question # 10

The protection of steel by chrome plating is due to

Question # 11

Coordination sphere may be:

Question # 12

Transition elements form which type of bond

Question # 13

Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound

Question # 14

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

Question # 15

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

Question # 16

Bessemer converter is used in the manufacture of

Question # 17

Which element has 4 unpaired electrons in 3d-orbital

Question # 18

Which of the following is used as disinfectant

Question # 19

4-d series is in the period:

Question # 20

Potassium ferrocyanide is a

Question # 21

Which of the following is a carbonate are?

Question # 22

Choose the correct answer of transition elements?

Question # 23

The compound which gives oxygen on moderate heating is

Question # 24

Oxalic acid oxidizes to:

Question # 25

An oxidixing agent

Question # 26

German silver does not contain

Question # 27

The formula of curprite is

Question # 28

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

Question # 29

Which of the following is non-typical transition element?

Question # 30

Which is in differnet phase form other metals

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Bell metal is an alloy of
A. Cu, Zn, and Sn
B. Cu, Zn and Ni
C. Cu and Zn
D. Cu and Sn
2 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
3 Which is not a bidentate ligand
A.
4 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
5 Series starting from57La,42Hf -80Hg is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
6 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1
7 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
8 The percentage of carbon in different types of iron products is in the order of:
A. Cast iron > wrought iron > steel
B. wrought iron > steel > cast rion
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
9 Coordination sphere may be:
A. Cationic
B. Anionic
C. Neutral
D. All above
10 Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because
A. It less reactive than copper
B. A layer of sulphates is deposited on it
C. An inert layer of iron oxide is deposited on it
D. All valence electrons of iron are consumed

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