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

What is the name of the comlex [Ni(CO)4]

Question # 2

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 3

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

Question # 4

Stainless steel contains Cr upto

Question # 5

Coordination number of Pt in [PtCl (NO2) (NH3)4]2-

Question # 6

Which of the following is a transition element

Question # 7

Which of the following is a carbonate are?

Question # 8

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 9

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

Question # 10

Group VIB of transition elements contains

Question # 11

What is the shape of Fe(CO)5molecule?

Question # 12

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

Question # 13

Oxalic acid oxidizes to:

Question # 14

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

Question # 15

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 16

The protection of steel by chrome plating is due to

Question # 17

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

Question # 18

f-block elements are called :

Question # 19

d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect

Question # 20

Which is used to identify Cu2+ions

Question # 21

The number of unpaired electrons in Mn2+is

Question # 22

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

Question # 23

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

Question # 24

Content of carbon in steel is:

Question # 25

AgCl is soluble is

Question # 26

The total number of transition elements is

Question # 27

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

Question # 28

In physical and chemical properties, transition elements show

Question # 29

Solubility of KMnO4 at higher temperature is:

Question # 30

4-d series is in the period:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Potassium hexacyanoferrate (II) has the formula
A. K4[Fe(CN)6]
B. K3[Fe(CN)6]
C. K2[Fe(CN)6]
D. K [Fe(CN)6]
2 Coordination number of Pt in [PtCl (NO2) (NH3)4]2-
A. 2-
B. 4
C. 1
D. 6
3 The free spaces between the metal atoms and its crystal lattice are called
A. Valance spaces
B. Empty spaces
C. Interstices
D. None
4 The color of Cr3+ion is
A. Violet
B. Blue
C. Pink
D. Green
5 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
6 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
7 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
8 A transition metal complex can be recognized by various terms. Which is not the proper term
A. Central metal ion
B. Coordination number
C. Ligand
D. Geometry of complex
9 Which element belong to 5d series
A. V
B. Nb
C. Pd
D. Hf
10 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+

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