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

Electronic configuration of Cu+2is

Question # 2

Most transition elements show

Question # 3

Steel may be manufacture by two processes which two are correct

Question # 4

Which is in differnet phase form other metals

Question # 5

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

Question # 6

Which has the largest radius?

Question # 7

The lanthanides contraction is responsible for the fact that

Question # 8

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

Question # 9

The iron obtained from blast furnace is

Question # 10

A transition element is defined as an element of 3d series

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

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 13

4-d series is in the period:

Question # 14

An oxidixing agent

Question # 15

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

Question # 16

Besides Zn and Cu , German silver contains the metal

Question # 17

Which of the following is non-typical transition element?

Question # 18

The colour of a transition metal complex is due to d-d transition The colour of the complex is the complementary of the colour absorbed. Thus [Ti(H2O6]3+abosrbs yellow light and transmits blue and red colours therefore the solution of titanium complex appears

Question # 19

Which of the following is a carbonate are?

Question # 20

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

Question # 21

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 22

In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is

Question # 23

Titanium is used as a catalyst in

Question # 24

German silver does not contain

Question # 25

CuSO4. 5H2O is used to prepare

Question # 26

Solubility of KMnO4 at higher temperature is:

Question # 27

The Mn3+has ______ color

Question # 28

Potassium chromate has formula

Question # 29

Which of the following is not an element?

Question # 30

Cuprous ore among the following is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 In the manufacture of iron from haematitie,limestone is added to act as
A. Flux
B. A reducing agent
C. Slag
D. An oxidizing agent
2 Interstitial compounds have
A. Half formula
B. Fixed formula
C. Indefinite formula
D. None
3 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
4 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
5 Which of the following is non-typical transition element?
A. Cr
B. Mn
C. Zn
D. Fe
6 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese
7 Which of the following compounds gives red precipitate with AgNO3?
A. Kl
B. K2CrO4
C. NaBr
D. NaNO3
8 Bessemer converter is used in the manufacture of
A. Pig iron
B. Steel
C. Wrought iron
D. Cast iron
9 The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal
A. sp3
B. dsp2
C. dsp3
D. d2sp3
10 Solubility of KMnO4 at higher temperature is:
A. 5%
B. 7%
C. 15%
D. 25%

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