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 lanthanides contraction is responsible for the fact that

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

The compound which gives oxygen on moderate heating is

Question # 6

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

Question # 7

Which of the following is a typical transition metal

Question # 8

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Question # 9

Content of carbon in steel is:

Question # 10

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

Question # 11

In physical and chemical properties, transition elements show

Question # 12

Which of the following compounds gives red precipitate with AgNO3?

Question # 13

The total number of rare earth elements is

Question # 14

An oxidixing agent

Question # 15

Which of the following is not related to transition metals

Question # 16

Which of the following elements does not show variable oxidation states?

Question # 17

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

Question # 18

Which of the following transition metal ions will have definite value of magnetic moment?

Question # 19

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

Question # 20

The elements in which d or f-orbitals are incomplete are called

Question # 21

Corrosion of iron can be prevented by coating the surface with

Question # 22

Bronze is an alloy of Cu and

Question # 23

Which element belong to 5d series

Question # 24

Titanium is used as a catalyst in

Question # 25

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

Question # 26

Potassium hexacyanoferrate (II) has the formula

Question # 27

Which one of the following metal ions is colourless?

Question # 28

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

Question # 29

3-d series elements are present in:

Question # 30

In the extraction of iron, slag is produced which is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 During oxidation in k2Cr2O7, Cr VI changes to :
A. I
B. II
C. III
D. IV
2 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
3 Potassium hexacyanoferrate (II) has the formula
A. K4[Fe(CN)6]
B. K3[Fe(CN)6]
C. K2[Fe(CN)6]
D. K [Fe(CN)6]
4 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
5 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
6 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
7 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
8 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
9 Which of the following is a typical transition metal?
A. Sc
B. Y
C. Ra
D. Co
10 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe

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