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 element belong to 5d series

Question # 2

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 3

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

Question # 4

In the extraction of iron, slag is produced which is

Question # 5

Oxalic acid oxidizes to:

Question # 6

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

Question # 7

[Co(NH3)6]3+will form ______ structure

Question # 8

Which is used to identify Cu2+ions

Question # 9

Which of the following is a typical transition metal?

Question # 10

The number of unpaired electrons in Mn2+is

Question # 11

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 12

Interstitial compounds have

Question # 13

Which of the following is a non-typical transition elements

Question # 14

Which of the following is a transition element

Question # 15

The total number of transition elements is:

Question # 16

Turnbull's blue is a compound called?

Question # 17

Cuprous ore among the following is

Question # 18

Potassium ferrocyanide is a

Question # 19

Which of the following acts as ligand

Question # 20

Which of the following is a typical transition metal

Question # 21

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 22

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

Question # 23

Group VI-B of transition elements contains:

Question # 24

Potassium chromate has formula

Question # 25

What are alloys

Question # 26

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

Question # 27

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

Question # 28

Bronze is an alloy of Cu and

Question # 29

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

Question # 30

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
2 Which of the following is not related to transition metals
A. They have a high tensile strength
B. They are ductile
C. They are malleable
D. They have low melting points
3 Series starting from57La,42Hf -80Hg is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
4 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
5 In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is
A. 3
B. 2
C. 5
D. Zero
6 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
7 The protection of steel by chrome plating is due to
A. Cathodic protection
B. Anodic protection
C. Covering of steel surface
D. Formation of alloy with iron
8 Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is
A. 2-
B. 4
C. 1
D. 6
9 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
10 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al

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