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 is not a bidentate ligand

Question # 2

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

Question # 3

What is wrong about transition metals?

Question # 4

Which of the following metals is sometimes found in native state in nature?

Question # 5

[Zn(NH3)4]3+possess geometry

Question # 6

Which one of the following metal ions is colourless?

Question # 7

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

Question # 8

Which element does not belong to 4d series

Question # 9

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 10

An oxidixing agent

Question # 11

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 # 12

Transition elements form which type of bond

Question # 13

Potassium hexacyanoferrate (II) has the formula

Question # 14

Series starting from57La,42Hf -80Hg is in the period:

Question # 15

Which has the largest radius?

Question # 16

Which of the following acts as ligand

Question # 17

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

Question # 18

The total number of transition elements is:

Question # 19

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

Question # 20

The total number of d-bock transition element is

Question # 21

Bessemer converter is used in the manufacture of

Question # 22

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

Question # 23

Maximum variable oxidation state is of:

Question # 24

6-d series is in the period :

Question # 25

Which is the correct electronic configuration of Cr - 24

Question # 26

Which of the following metal exhibits more than one oxidation?

Question # 27

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

Question # 28

Which of the following is used as disinfectant

Question # 29

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 30

The colour of the transition metal compounds is due to

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
2 The elements in which d or f-orbitals are incomplete are called
A. Transition elements
B. Typical elements
C. Actinides
D. lanthanides
3 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
4 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
5 Titanium is used as a catalyst in
A. Hydrogenation
B. Dehydrogenation
C. Polymerization of P.E.
D. Oxidation of ammonia
6 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these
7 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
8 IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are
A. Non typical transition element
B. Typical transition element
C. Normal elements
D. Inner transition element
9 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
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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