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

Corrosion may be prevented by

Question # 2

d-block elements are also called :

Question # 3

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

Question # 4

[Ti(H2O)6]+3ion absorbs colour:

Question # 5

Which of the following metal exhibits more than one oxidation?

Question # 6

The amount of Ni in stainless steel is

Question # 7

Which is the correct electronic configuration of Cr - 24

Question # 8

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

Question # 9

AgCl is soluble is

Question # 10

Group VIB of transition elements contains

Question # 11

Turnbull's blue is a compound called?

Question # 12

Interstitial compounds have

Question # 13

Which one of the following metal ions is colourless?

Question # 14

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

Question # 15

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

Question # 16

Bronze is an alloy which contains

Question # 17

Which of the following is not an element?

Question # 18

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 19

Property of transition element is :

Question # 20

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

Question # 21

Potassium ferrocyanide is a

Question # 22

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

Question # 23

Transition elements form which type of bond

Question # 24

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

Question # 25

The protection of steel by chrome plating is due to

Question # 26

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

Question # 27

The colour of the transition metal compounds is due to

Question # 28

5-d series is in the period :

Question # 29

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

Question # 30

The total number of inner transition elements in the periodic table is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 A transition element is defined as an element of 3d series
A. Which is metal
B. Which has one stable ion
C. Which has two stable ions
D. Which has at least one stable ion with incomplete d-orbital
2 Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?
A. [Pt(NH3)4(NO2)]SO4
B. [PtNO2Cl(NH3)4]SO4
C. [PtCl(NO2)(NH3)4]SO4
D. [Pt(NH3)4(NO2)Cl]SO4
3 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
4 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
5 Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements
A. Transition elements show variable oxidation states
B. Their salts are coloured
C. They can be used as catalyst
D. All of them are metals
6 The elements in which d or f-orbitals are incomplete are called
A. Transition elements
B. Typical elements
C. Actinides
D. lanthanides
7 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe
8 Which of the following acts as ligand
A. NH3
B. NH2-- CH2-- CH2-- NH2
C. C2O2-4
D. All these
9 The colour of the transition metal compounds is due to
A. p-d transition
B. d-d transition
C. s-p transition
D. None of these
10 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals

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