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

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 2

Potassium chromate has formula

Question # 3

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

Question # 4

Which of the following is a not typical transition element

Question # 5

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

Question # 6

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 7

Which of the following compounds gives red precipitate with AgNO3?

Question # 8

The number of unpaired electrons in Fe3+(Z = 26) are

Question # 9

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

Question # 10

Bronze is an alloy of Cu and

Question # 11

Cu2+with d9electronic configuration appears

Question # 12

Which element does not belong to 4d series

Question # 13

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

Question # 14

What is wrong about transition metals?

Question # 15

Transition elements are called so because:

Question # 16

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

Question # 17

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

Question # 18

Which of the following is not correct about transition metals?

Question # 19

What are alloys

Question # 20

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

Question # 21

The amount of Ni in stainless steel is

Question # 22

The colour of transition metal complexes is due to:

Question # 23

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 24

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

Question # 25

The oxidation number of Ni in [Ni(CO)4] is

Question # 26

Group VIB of transition elements contains

Question # 27

The total number of rare earth elements is

Question # 28

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

Question # 29

Which of the following is a transition element

Question # 30

Which one of the following metal ions is colourless?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The free spaces between the metal atoms and its crystal lattice are called
A. Valance spaces
B. Empty spaces
C. Interstices
D. None
2 How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?
A. 10
B. 5
C. 6
D. 2
3 6-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
4 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
5 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
6 Series starting from57La,42Hf -80Hg is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
7 Transition elements form which type of bond
A. Ionic bonds only
B. Covalent bonds only
C. Ionic and covalent bonds
D. Polar bonds
8 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
9 Content of carbon in steel is:
A. 0.12 to 0.25%
B. 0.25% to 2.5%
C. 3.0 to 3.5%
D. 4.0 to 4.5%
10 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

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