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

The color of Cr3+ion is

Question # 2

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 3

The number of unpaired electrons in Mn2+is

Question # 4

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

Question # 5

Which of the following is a not typical transition element

Question # 6

Transition elements form which type of bond

Question # 7

6-d series is in the period :

Question # 8

Which of the following is used as disinfectant

Question # 9

The lanthanides contraction is responsible for the fact that

Question # 10

Which of the following is non-typical transition element?

Question # 11

f-Block elements are also called

Question # 12

Which of the following is a carbonate are?

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

Titanium is used as a catalyst in

Question # 15

4-d series is in the period:

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

Question # 20

Interstitial compounds have

Question # 21

Which of the following is not correct about transition metals?

Question # 22

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

Question # 23

The total number of d-bock transition element is

Question # 24

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

Question # 25

5-d series is in the period :

Question # 26

The protection of steel by chrome plating is due to

Question # 27

The less reactivity of transition metal is due to

Question # 28

The iron obtained from blast furnace is

Question # 29

Which of the following is not related to transition metals

Question # 30

In physical and chemical properties, transition elements show

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which of the following metals is sometimes found in native state in nature?
A. Al
B. Cu
C. Fe
D. Mg
2 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
3 Which of the following acts as ligand
A. NH3
B. NH2-- CH2-- CH2-- NH2
C. C2O2-4
D. All these
4 How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?
A. 10
B. 5
C. 6
D. 2
5 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
6 Which of the following is obtained when Fe reacts with dil. HNO3?
A. N2O
B. NO
C. NO2
D. None of these
7 Elements in which f-orbitals are in the process of completion are called
A. Outer transition element
B. Inner transition elements
C. Non-tranistion elements
D. Radioactive elements
8 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
9 Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is
A. 2-
B. 4
C. 1
D. 6
10 Cu2+with d9electronic configuration appears
A. Yellow
B. Pink
C. Blue
D. Green

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