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

Property of transition element is :

Question # 2

Which of the following is a non-typical transition elements

Question # 3

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 4

What are alloys

Question # 5

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

Question # 6

Transition metals form complexes due to the participation of partially filled

Question # 7

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

Question # 8

Which of the following is not related to transition metals

Question # 9

Which is non typical transition element :

Question # 10

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

Question # 11

Which element has 4 unpaired electrons in 3d-orbital

Question # 12

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

Question # 13

Which of the following is a typical transition metal

Question # 14

High purity copper metal is obtained by

Question # 15

f-Block elements are also called

Question # 16

Oxalic acid oxidizes to:

Question # 17

Electronic configuration of Cu+2is

Question # 18

Which is not a bidentate ligand

Question # 19

Corrosion may be prevented by

Question # 20

Bell metal is an alloy of

Question # 21

4-d series is in the period:

Question # 22

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

Question # 23

Which of the following is not correct about transition metals?

Question # 24

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

Question # 25

Group VIB of transition elements contains

Question # 26

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

Question # 27

Turnbull's blue is a compound called?

Question # 28

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

Question # 29

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

Question # 30

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
A. Blue
B. Red
C. Yellow
D. Mixture of blue and red or violet
2 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
3 Potassium chromate has formula
A. KClO3
B. K2CO3
C. K2CrO4
D. K2Cr2O7
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 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
6 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
7 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%
8 Misch mental is
A. An alloy of Aluminium
B. A mixture of chromium and lead chromate
C. An alloy of lanthanoid metals
D. An alloy of copper
9 In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is
A. 3
B. 2
C. 5
D. Zero
10 Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is
A. 4
B. 5
C. 6
D. 7

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