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

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

Question # 3

Stainless steel contains Cr upto

Question # 4

The protection of steel by chrome plating is due to

Question # 5

Cuprous ore among the following is

Question # 6

The color of Cr3+ion is

Question # 7

Which one of the following metal ions is colourless?

Question # 8

[Ti(H2O)6]+3ion absorbs colour:

Question # 9

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

Question # 10

4-d series is in the period:

Question # 11

Which of the following is used as disinfectant

Question # 12

The colour of transition metal complexes is due to

Question # 13

The Mn3+has ______ color

Question # 14

Bessemer converter is used in the manufacture of

Question # 15

Which element has 4 unpaired electrons in 3d-orbital

Question # 16

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

Question # 17

Which of the following is obtained when Fe reacts with dil. HNO3?

Question # 18

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

Question # 19

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 20

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 21

Which element does not belong to 3d transition series

Question # 22

Sodium thisoulophate is used in photography because of its

Question # 23

Interstitial compounds have

Question # 24

The geometry of [Co(NH3)6]3+is

Question # 25

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

Question # 26

The formula of curprite is

Question # 27

Choose the correct answer of transition elements?

Question # 28

Bronze is an alloy of Cu and

Question # 29

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

Question # 30

The total number of d-bock transition element is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
2 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
3 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
4 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
5 Mercury is the only metal which is liquid at 0°C. this is due to its
A. Very high ionization energy and weak metallic bond
B. Low ionization potential
C. High atomic weight
D. High vapour pressure
6 Across the lanthanide series, the basicity of the lanthanide hydroxides
A. Increases
B. Decreases
C. First increases and then decreases
D. First decreases and then increases
7 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
8 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
9 Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is
A. 2-
B. 4
C. 1
D. 6
10 Which of the following metals is sometimes found in native state in nature?
A. Al
B. Cu
C. Fe
D. Mg

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