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

Which of the following is a carbonate are?

Question # 2

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

Question # 3

CuSO4. 5H2O is used to prepare

Question # 4

Stainless steel contains Cr upto

Question # 5

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

Question # 6

Transition metals mostly are

Question # 7

Property of transition element is :

Question # 8

Which of the following compounds gives red precipitate with AgNO3?

Question # 9

The iron obtained from blast furnace is

Question # 10

Sodium thisoulophate is used in photography because of its

Question # 11

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 # 12

Which of the following elements does not show variable oxidation states?

Question # 13

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 14

Cu2+with d9electronic configuration appears

Question # 15

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

Question # 16

What is wrong about transition metals?

Question # 17

Which of the following is a typical transition metal

Question # 18

The colour of transition metal complexes is due to

Question # 19

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

Question # 20

The total number of transition elements is:

Question # 21

Besides Zn and Cu , German silver contains the metal

Question # 22

Most common oxidation states shownby cerium are

Question # 23

[Ti(H2O)6]+3ion absorbs colour:

Question # 24

Which of the following metal exhibits more than one oxidation?

Question # 25

Rusting can be avoided by :

Question # 26

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

Question # 27

Which of the following acts as ligand

Question # 28

The compound which gives oxygen on moderate heating is

Question # 29

d-block elements are also called :

Question # 30

The number of unpaired electrons in Mn2+is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What are alloys
A. A homogenous mixture of two or more elements
B. A homohenous mixture of metal and a non-metal
C. A homogenous mixture of two or more metals
D. None of the above
2 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
3 The amount of Ni in stainless steel is
A. 3%
B. 4%
C. 5%
D. 8%
4 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
5 Interstitial compounds have
A. Half formula
B. Fixed formula
C. Indefinite formula
D. None
6 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
7 How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?
A. 10
B. 5
C. 6
D. 2
8 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
9 In physical and chemical properties, transition elements show
A. Similarities
B. Dissimilarities
C. Both of these
D. Somestimes similarities, sometimes dissimilarities
10 Solubility of KMnO4 at higher temperature is:
A. 5%
B. 7%
C. 15%
D. 25%

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