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

Titanium is used as a catalyst in

Question # 2

4-d series is in the period:

Question # 3

Which of the following is a carbonate are?

Question # 4

Which metal is used for catalytic hydrogenation of oils

Question # 5

The protection of steel by chrome plating is due to

Question # 6

The iron obtained from blast furnace is

Question # 7

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

Question # 8

Stainless steel contains Cr upto

Question # 9

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

Question # 10

Which of the following is used as disinfectant

Question # 11

Which has the largest radius?

Question # 12

The lanthanides contraction is responsible for the fact that

Question # 13

The Mn3+has ______ color

Question # 14

In the manufacture of iron from haematitie,limestone is added to act as

Question # 15

The colour of the transition metal compounds is due to

Question # 16

Bell metal is an alloy of

Question # 17

The total number of rare earth elements is

Question # 18

f-Block elements are also called

Question # 19

Bessemer converter is used in the manufacture of

Question # 20

Stainless steel contains ion and carbon along with

Question # 21

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

Question # 22

The formula of curprite is

Question # 23

Bell metal is an alloy of Sn and

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

Rusting can be avoided by :

Question # 28

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

Question # 29

Which of the following is a typical transition metal

Question # 30

High purity copper metal is obtained by

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ECAT Chapter 17 Important MCQ's

Sr.# Question Answer
1 Besides Zn and Cu , German silver contains the metal
A. Sn
B. Ag
C. Ni
D. Mg
2 Transition elements are called so because:
A. Form interstital sompounds
B. have high m.p
C. In between 's' and' 'p' block elements
D. All of these
3 Coordination sphere may be:
A. Cationic
B. Anionic
C. Neutral
D. All above
4 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
5 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
6 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
7 Potassium chromate has formula
A. KClO3
B. K2CO3
C. K2CrO4
D. K2Cr2O7
8 Bell metal is an alloy of
A. Cu, Zn, and Sn
B. Cu, Zn and Ni
C. Cu and Zn
D. Cu and Sn
9 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
10 The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal
A. sp3
B. dsp2
C. dsp3
D. d2sp3

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