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

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

Question # 2

Titanium is used as a catalyst in

Question # 3

Potassium chromate has formula

Question # 4

The total number of transition elements is

Question # 5

In physical and chemical properties, transition elements show

Question # 6

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

Question # 7

Which is not a bidentate ligand

Question # 8

Interstitial compounds have

Question # 9

[Zn(NH3)4]3+possess geometry

Question # 10

The colour of the transition metal compounds is due to

Question # 11

Sodium thisoulophate is used in photography because of its

Question # 12

d-block elements are also called :

Question # 13

Most common oxidation states shownby cerium are

Question # 14

CuSO4. 5H2O is used to prepare

Question # 15

Solubility of KMnO4 at higher temperature is:

Question # 16

Choose the correct answer of transition elements?

Question # 17

5-d series is in the period :

Question # 18

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

Question # 19

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

Question # 20

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

Question # 21

Which of the following elements does not show variable oxidation states?

Question # 22

What is wrong about transition metals?

Question # 23

Which metal is used for catalytic hydrogenation of oils

Question # 24

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

Question # 25

Which one of the following metal ions is colourless?

Question # 26

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 27

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

Question # 28

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 29

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Misch mental is
A. An alloy of Aluminium
B. A mixture of chromium and lead chromate
C. An alloy of lanthanoid metals
D. An alloy of copper
2 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
3 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
4 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
5 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
6 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
7 Which of the following is not an element?
A. Graphite
B. Diamond
C. 22-Carat gold
D. Rhombic sulphur
8 [Cu[NH3)4]+2will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyramidal
9 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
10 The colour of transition metal complexes is due to
A. d-d transitions of electrons
B. Para magnetic nature of transition elements
C. Ionization
D. Loss of s-electrons

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