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

In the extraction of iron, slag is produced which is

Question # 2

Maximum variable oxidation state is of:

Question # 3

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

Question # 4

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

Question # 5

Which has the largest radius?

Question # 6

Potassium hexacyanoferrate (II) has the formula

Question # 7

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

Question # 8

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

Question # 9

Which of the following is not an element?

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

Which of the following metal exhibits more than one oxidation?

Question # 15

Among the lanthandes the one obtained by synthetic method is

Question # 16

Transition elements are called so because:

Question # 17

[Zn(NH3)4]3+possess geometry

Question # 18

Which element does not belong to 4d series

Question # 19

3-d series elements are present in:

Question # 20

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

Question # 21

Cuprous ore among the following is

Question # 22

Bell metal is an alloy of Sn and

Question # 23

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

Question # 24

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 25

Content of carbon in steel is:

Question # 26

Cu2+with d9electronic configuration appears

Question # 27

Which of the following compounds gives red precipitate with AgNO3?

Question # 28

A transition element is defined as an element of 3d series

Question # 29

Transition metals form complexes due to the participation of partially filled

Question # 30

Which of the following is a non-typical transition elements

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these
2 Which element does not belong to 4d series
A. Y
B. Zr
C. Mo
D. Zn
3 A transition element is defined as an element of 3d series
A. Which is metal
B. Which has one stable ion
C. Which has two stable ions
D. Which has at least one stable ion with incomplete d-orbital
4 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
5 Out of 110 known elements, transition elements are
A. 40
B. 60
C. 50
D. 80
6 Which is in differnet phase form other metals
A. Ni
B. Hg
C. Cd
D. Na
7 Group VI-B of transition elements contains:
A. Zn, Cd, Hg
B. Fe ,Ru ,Os
C. Cr, Mo ,W
D. Mn, Te, Re
8 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
9 The free spaces between the metal atoms and its crystal lattice are called
A. Valance spaces
B. Empty spaces
C. Interstices
D. None
10 In the manufacture of iron from haematitie,limestone is added to act as
A. Flux
B. A reducing agent
C. Slag
D. An oxidizing agent

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