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

Question # 2

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 3

Most transition elements show

Question # 4

Which element does not belong to 3d transition series

Question # 5

Bell metal is an alloy of

Question # 6

Elements in which f-orbitals are in the process of completion are called

Question # 7

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

Question # 8

Oxalic acid oxidizes to:

Question # 9

d-block elements are also called :

Question # 10

The colour of transition metal complexes is due to:

Question # 11

Which of the following metal exhibits more than one oxidation?

Question # 12

Rusting can be avoided by :

Question # 13

Cu2+with d9electronic configuration appears

Question # 14

Corrosion may be prevented by

Question # 15

The iron obtained from blast furnace is

Question # 16

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 17

[Cu[NH3)4]+2will form ______ structure

Question # 18

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

Question # 19

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

Question # 20

Which of the following is used as disinfectant

Question # 21

Which of the following is a carbonate are?

Question # 22

Which of the following is a not typical transition element

Question # 23

Which element does not belong to 4d series

Question # 24

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

Question # 25

Which metal is used for catalytic hydrogenation of oils

Question # 26

German silver does not contain

Question # 27

The less reactivity of transition metal is due to

Question # 28

Which of the following acts as ligand

Question # 29

4-d series is in the period:

Question # 30

Stainless steel contains Cr upto

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
2 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
3 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
4 The less reactivity of transition metal is due to
A. High heats of sublimation
B. High ionization energies
C. Low heats of salvation
D. All these
5 Which has the largest radius?
A. CO3+
B. Mn3+
C. Fe3+
D. Cr3+
6 The percentage of carbon in different types of iron products is in the order of:
A. Cast iron > wrought iron > steel
B. wrought iron > steel > cast rion
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
7 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
8 Content of carbon in steel is:
A. 0.12 to 0.25%
B. 0.25% to 2.5%
C. 3.0 to 3.5%
D. 4.0 to 4.5%
9 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
10 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All

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