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

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 2

What are alloys

Question # 3

The lanthanides contraction is responsible for the fact that

Question # 4

4-d series is in the period:

Question # 5

The compound which gives oxygen on moderate heating is

Question # 6

The color of Cr3+ion is

Question # 7

Which of the following is a not typical transition element

Question # 8

German silver does not contain

Question # 9

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

Question # 10

Which period starts from 11Sc to 30Zn ?

Question # 11

E.D.T.A is

Question # 12

Transition metals form complexes due to the participation of partially filled

Question # 13

Potassium ferrocyanide is a

Question # 14

5-d series is in the period :

Question # 15

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

Question # 16

Which of the following is a typical transition metal?

Question # 17

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

Question # 18

Which metal is used for catalytic hydrogenation of oils

Question # 19

Bronze is an alloy of Cu and

Question # 20

Among the lanthandes the one obtained by synthetic method is

Question # 21

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

Question # 22

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

Question # 23

[Cu[NH3)4]+2will form ______ structure

Question # 24

Which is in differnet phase form other metals

Question # 25

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 26

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

Question # 27

Besides Zn and Cu , German silver contains the metal

Question # 28

Non-formation of menisus by Hg in presence of O3is due to the formation of

Question # 29

Which of the following is a transition element

Question # 30

During oxidation in k2Cr2O7, Cr VI changes to :

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
2 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
3 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
4 Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is
A. 2-
B. 4
C. 1
D. 6
5 The elements in which d or f-orbitals are incomplete are called
A. Transition elements
B. Typical elements
C. Actinides
D. lanthanides
6 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
7 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
8 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1
9 Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because
A. It less reactive than copper
B. A layer of sulphates is deposited on it
C. An inert layer of iron oxide is deposited on it
D. All valence electrons of iron are consumed
10 The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal
A. sp3
B. dsp2
C. dsp3
D. d2sp3

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