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

Interstitial compounds have

Question # 2

The protection of steel by chrome plating is due to

Question # 3

Most common oxidation states shownby cerium are

Question # 4

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 # 5

Which of the following is a typical transition metal?

Question # 6

Which of the following is not correct about transition metals?

Question # 7

What are alloys

Question # 8

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

Question # 9

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 10

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

Question # 11

5-d series is in the period :

Question # 12

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

Question # 13

Which element has 4 unpaired electrons in 3d-orbital

Question # 14

The formula of curprite is

Question # 15

Which period starts from 11Sc to 30Zn ?

Question # 16

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

Question # 17

Stainless steel contains Cr upto

Question # 18

Group VIB of transition elements contains

Question # 19

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

Question # 20

E.D.T.A is

Question # 21

Cuprous ore among the following is

Question # 22

Which metal is used for catalytic hydrogenation of oils

Question # 23

Rusting of iron is catalysed by

Question # 24

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

Question # 25

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

Question # 26

Content of carbon in steel is:

Question # 27

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

Question # 28

Stainless steel contains ion and carbon along with

Question # 29

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

Question # 30

Turnbull's blue is a compound called?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
2 Which of the following is a typical transition metal?
A. Sc
B. Y
C. Ra
D. Co
3 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
4 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
5 Which of the following compounds gives red precipitate with AgNO3?
A. Kl
B. K2CrO4
C. NaBr
D. NaNO3
6 Across the lanthanide series, the basicity of the lanthanide hydroxides
A. Increases
B. Decreases
C. First increases and then decreases
D. First decreases and then increases
7 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
8 Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is
A. 2-
B. 4
C. 1
D. 6
9 The elements in which d or f-orbitals are incomplete are called
A. Transition elements
B. Typical elements
C. Actinides
D. lanthanides
10 Interstitial compounds have
A. Half formula
B. Fixed formula
C. Indefinite formula
D. None

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