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 number of unpaired electrons in Mn2+is

Question # 2

Transition metals form complexes due to the participation of partially filled

Question # 3

Turnbull's blue is a compound called?

Question # 4

Elements in which f-orbitals are in the process of completion are called

Question # 5

Which of the following is not related to transition metals

Question # 6

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

Question # 7

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

Question # 8

The lanthanides contraction is responsible for the fact that

Question # 9

Group VI-B of transition elements contains:

Question # 10

Which element does not belong to 3d transition series

Question # 11

Group VIB of transition elements contains

Question # 12

Which of the following is a typical transition metal?

Question # 13

Bronze is an alloy of Cu and

Question # 14

Rusting can be avoided by :

Question # 15

What is wrong about transition metals?

Question # 16

Steel may be manufacture by two processes which two are correct

Question # 17

German silver does not contain

Question # 18

Bell metal is an alloy of Sn and

Question # 19

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

Question # 20

Property of transition element is :

Question # 21

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

Question # 22

In physical and chemical properties, transition elements show

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

Which is non typical transition element :

Question # 27

The amount of Ni in stainless steel is

Question # 28

Sodium thisoulophate is used in photography because of its

Question # 29

Which element belong to 5d series

Question # 30

Which element has 4 unpaired electrons in 3d-orbital

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The percentage of carbon in different types of iron products is in the order of:
A. Cast iron > wrought iron > steel
B. wrought iron > steel > cast rion
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
2 Oxalic acid oxidizes to:
A. CO
B. CO2
C. Oxalates
D. None of these
3 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
4 In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because
A. The 3rd orbital is of lower energy than 4s
B. The 4s orbital is of equal energy to 3d orbital
C. The half filled d-subshell is more stable than incomplete d-sub shell
D. 6 unpaired electrons make Cr more paramagnetic
5 Which is not a bidentate ligand
A.
6 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
7 Which of the following is obtained when Fe reacts with dil. HNO3?
A. N2O
B. NO
C. NO2
D. None of these
8 Which of the following is a transition element
A. Sr
B. Sn
C. Cr
D. Pb
9 Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate
A. [Pt(NH3)4(NO2)] SO4
B. [Pt NO2CI(NH3)4] SO4
C. [Pt CI(NO2) (NH3)4] SO4
D. [Pt (NH3)4(NO2) CI] SO4
10 Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is
A. 2-
B. 4
C. 1
D. 6

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