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

Question # 2

Which period starts from 11Sc to 30Zn ?

Question # 3

Bell metal is an alloy of Sn and

Question # 4

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

Question # 5

Which of the following has the maximum number of unpaired d-electrons?

Question # 6

The colour of transition metal complexes is due to

Question # 7

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 8

Bronze is an alloy which contains

Question # 9

Which of the following metal exhibits more than one oxidation?

Question # 10

6-d series is in the period :

Question # 11

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

Question # 12

Coordination sphere may be:

Question # 13

The less reactivity of transition metal is due to

Question # 14

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

Question # 15

Among the lanthandes the one obtained by synthetic method is

Question # 16

Which is not a bidentate ligand

Question # 17

Bell metal is an alloy of

Question # 18

5-d series is in the period :

Question # 19

Which of the following is not correct about transition metals?

Question # 20

Transition elements form which type of bond

Question # 21

d-block elements are also called :

Question # 22

Stainless steel contains ion and carbon along with

Question # 23

Cu2+with d9electronic configuration appears

Question # 24

Potassium chromate has formula

Question # 25

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

Question # 26

Solubility of KMnO4 at higher temperature is:

Question # 27

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

Question # 28

Which is non typical transition element :

Question # 29

Which of the following acts as ligand

Question # 30

What are alloys

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which is not a bidentate ligand
A.
2 Which has the largest radius?
A. CO3+
B. Mn3+
C. Fe3+
D. Cr3+
3 The colour of transition metal complexes is due to
A. d-d transitions of electrons
B. Para magnetic nature of transition elements
C. Ionization
D. Loss of s-electrons
4 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe
5 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 iron
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
6 Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate
A. [Pt(NH3)4(NO2)] SO4
B. [Pt NO2CI(NH3)4] SO4
C. [Pt CI(NO2) (NH3)4] SO4
D. [Pt (NH3)4(NO2) CI] SO4
7 The total number of d-bock transition element is
A. 10
B. 14
C. 40
D. 30
8 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
9 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
10 Corrosion of iron can be prevented by coating the surface with
A. Zn
B. Sn
C. Ni
D. Any of the above

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