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

00:00
Question # 1

Which has the largest radius?

Question # 2

The Mn3+has ______ color

Question # 3

Which one of the following metal ions is colourless?

Question # 4

Which of the following is a typical transition metal

Question # 5

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

Question # 6

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

Question # 7

Which element belong to 5d series

Question # 8

The total number of transition elements is:

Question # 9

E.D.T.A is

Question # 10

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 11

In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because

Question # 12

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

Question # 13

The colour of transition metal complexes is due to:

Question # 14

Potassium ferrocyanide is a

Question # 15

Which of the following is a non-typical transition elements

Question # 16

Cu2+with d9electronic configuration appears

Question # 17

Transition metals form complexes due to the participation of partially filled

Question # 18

Cuprous ore among the following is

Question # 19

Which element does not belong to 4d series

Question # 20

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 21

Which one of the following has highest density

Question # 22

What is the shape of Fe(CO)5molecule?

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

Oxalic acid oxidizes to:

Question # 28

Which of the following acts as ligand

Question # 29

Transition elements form which type of bond

Question # 30

High purity copper metal is obtained by

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The lanthanides contraction is responsible for the fact that
A. Zr and Y have about the same radius
B. Zr and Nb have similar oxidsation state
C. Zr and Hf have about the same radius
D. Zr and Zn have the same oxidation satete
2 Which of the following compounds gives red precipitate with AgNO3?
A. Kl
B. K2CrO4
C. NaBr
D. NaNO3
3 Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound
A. Pt(NH3)6CI4
B. Pt(NH3)5CI4
C. Pt(NH3)4CI4
D. Pt(NH3)3CI4
4 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
5 The coordination number of iron in [Fe(H2O)6]3+is
A. 2
B. 3
C. 4
D. 6
6 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
7 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
8 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
9 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
10 Potassium chromate has formula
A. KClO3
B. K2CO3
C. K2CrO4
D. K2Cr2O7

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