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

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

Question # 2

Which is used to identify Cu2+ions

Question # 3

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

Question # 4

The lanthanides contraction is responsible for the fact that

Question # 5

Stainless steel contains Cr upto

Question # 6

Potassium hexacyanoferrate (II) has the formula

Question # 7

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

Question # 8

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

Question # 9

5-d series is in the period :

Question # 10

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

Question # 11

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

Question # 12

Coordination sphere may be:

Question # 13

Which metal is used for catalytic hydrogenation of oils

Question # 14

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

Question # 15

Which of the following is not related to transition metals

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

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 # 20

The total number of inner transition elements in the periodic table is

Question # 21

Which of the following is obtained when Fe reacts with dil. HNO3?

Question # 22

Transition elements are called so because:

Question # 23

[Zn(NH3)4]3+possess geometry

Question # 24

The oxidation number of Ni in [Ni(CO)4] is

Question # 25

Which is not a bidentate ligand

Question # 26

The colour of transition metal complexes is due to

Question # 27

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 28

Bessemer converter is used in the manufacture of

Question # 29

The formula of curprite is

Question # 30

Solubility of KMnO4 at higher temperature is:

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