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

Transition elements are called so because:

Question # 2

Which period starts from 11Sc to 30Zn ?

Question # 3

Potassium hexacyanoferrate (II) has the formula

Question # 4

Which metal is used for catalytic hydrogenation of oils

Question # 5

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 # 6

Most transition elements show

Question # 7

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

Question # 8

Transition metals mostly are

Question # 9

The Mn3+has ______ color

Question # 10

Transition elements form which type of bond

Question # 11

Potassium ferrocyanide is a

Question # 12

The free spaces between the metal atoms and its crystal lattice are called

Question # 13

Solubility of KMnO4 at higher temperature is:

Question # 14

The total number of transition elements is:

Question # 15

The compound which gives oxygen on moderate heating is

Question # 16

German silver does not contain

Question # 17

Turnbull's blue is a compound called?

Question # 18

In physical and chemical properties, transition elements show

Question # 19

Which of the following is not correct about transition metals?

Question # 20

Which of the following is used as disinfectant

Question # 21

6-d series is in the period :

Question # 22

Bell metal is an alloy of

Question # 23

Which is in differnet phase form other metals

Question # 24

In the extraction of iron, slag is produced which is

Question # 25

Which of the following metal exhibits more than one oxidation?

Question # 26

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

Question # 27

What is wrong about transition metals?

Question # 28

The number of unpaired electrons in ferrous ion ( Z - 26) is

Question # 29

Out of 110 known elements, transition elements are

Question # 30

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

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Sr.# Question Answer
1 Non-formation of menisus by Hg in presence of O3is due to the formation of
A. Mercuric oxide
B. Mercurous oxide
C. Mercuric chloride
D. Mercurous chloride
2 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+
3 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
4 Transition elements form which type of bond
A. Ionic bonds only
B. Covalent bonds only
C. Ionic and covalent bonds
D. Polar bonds
5 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
6 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals
7 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide
8 The iron obtained from blast furnace is
A. Pig iron
B. Wrought ion
C. Soft ion
D. Steel
9 [Co(NH3)6]3+will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyamidal
10 The geometry of [Co(NH3)6]3+is
A. Tetrahedral
B. Square planar
C. Octahedral
D. None of these

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