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

f-block elements are called :

Question # 2

The colour of transition metal complexes is due to

Question # 3

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

Question # 4

Which of the following is a typical transition metal?

Question # 5

Potassium chromate has formula

Question # 6

In physical and chemical properties, transition elements show

Question # 7

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 # 8

Series starting form 39Y to 48CD is in period:

Question # 9

Cu2+with d9electronic configuration appears

Question # 10

A phtotographic plate is coated with an emulsion of silver nitrate and

Question # 11

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

Question # 12

Which of the following metal exhibits more than one oxidation?

Question # 13

The total number of rare earth elements is

Question # 14

The colour of the transition metal compounds is due to

Question # 15

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

Question # 16

The amount of Ni in stainless steel is

Question # 17

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

Question # 18

German silver does not contain

Question # 19

Sodium thisoulophate is used in photography because of its

Question # 20

Which element does not belong to 4d series

Question # 21

The color of Cr3+ion is

Question # 22

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

Question # 23

Which of the following compounds gives red precipitate with AgNO3?

Question # 24

Cuprous ore among the following is

Question # 25

Stainless steel contains ion and carbon along with

Question # 26

In the extraction of iron, slag is produced which is

Question # 27

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 # 28

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

Question # 29

Group VIB of transition elements contains

Question # 30

Which element does not belong to 3d transition series

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The geometry of [Co(NH3)6]3+is
A. Tetrahedral
B. Square planar
C. Octahedral
D. None of these
2 Steel may be manufacture by two processes which two are correct
A. Open hearth process and besemer process
B. Open hearth process and Haber process
C. Bassemer process and Haber process
D. Contact process and Haber process
3 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
4 In physical and chemical properties, transition elements show
A. Similarities
B. Dissimilarities
C. Both of these
D. Somestimes similarities, sometimes dissimilarities
5 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
6 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
7 The colour of transition metal complexes is due to
A. d-d transitions of electrons
B. Para magnetic nature of transition elements
C. Ionization
D. Loss of s-electrons
8 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
A. Blue
B. Red
C. Yellow
D. Mixture of blue and red or violet
9 Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is
A. 2-
B. 4
C. 1
D. 6
10 6-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th

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