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

Turnbull's blue is a compound called?

Question # 2

The colour of the transition metal compounds is due to

Question # 3

Which is not a bidentate ligand

Question # 4

The total number of rare earth elements is

Question # 5

Potassium hexacyanoferrate (II) has the formula

Question # 6

Which element has 4 unpaired electrons in 3d-orbital

Question # 7

Which has the largest radius?

Question # 8

Bessemer converter is used in the manufacture of

Question # 9

The total number of inner transition elements in the periodic table is

Question # 10

f-block elements are called :

Question # 11

Potassium ferrocyanide is a

Question # 12

Interstitial compounds have

Question # 13

The protection of steel by chrome plating is due to

Question # 14

The formula of curprite is

Question # 15

The compound which gives oxygen on moderate heating is

Question # 16

Rusting can be avoided by :

Question # 17

Transition metals form complexes due to the participation of partially filled

Question # 18

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

Question # 19

Electronic configuration of Cu+2is

Question # 20

High purity copper metal is obtained by

Question # 21

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

Question # 22

Which of the following metal exhibits more than one oxidation?

Question # 23

Which is in differnet phase form other metals

Question # 24

The colour of transition metal complexes is due to

Question # 25

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

Question # 26

Which of the following is non-typical transition element?

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

The colour of a transition metal complex is due to d-d transition The colour of the complex is the complementary of the colour absorbed. Thus [Ti(H2O6]3+abosrbs yellow light and transmits blue and red colours therefore the solution of titanium complex appears

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
2 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
3 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
4 Out of 110 known elements, transition elements are
A. 40
B. 60
C. 50
D. 80
5 Which alloy contains 50% copper, 25% zinc and 25% nickel
A. German silver
B. Gun metal
C. Bell metal
D. Brass
6 Which of the following acts as ligand
A. NH3
B. NH2-- CH2-- CH2-- NH2
C. C2O2-4
D. All these
7 How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?
A. 10
B. 5
C. 6
D. 2
8 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
9 Sodium thisoulophate is used in photography because of its
A. Oxidizing behaviour
B. Reducing behaviour
C. Complexing behaviour
D. Photochemical behaviour
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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