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

Which of the following is not correct about transition metals?

Question # 2

Oxalic acid oxidizes to:

Question # 3

The number of unpaired electrons in Mn2+is

Question # 4

Turnbull's blue is a compound called?

Question # 5

Which element belong to 5d series

Question # 6

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

Question # 7

Which metal is used for catalytic hydrogenation of oils

Question # 8

Which of the following compounds gives red precipitate with AgNO3?

Question # 9

Which of the following element is responsible for oxidation of water to O2in biological process?

Question # 10

Coordination sphere may be:

Question # 11

Which one of the following has highest density

Question # 12

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 13

Non-formation of menisus by Hg in presence of O3is due to the formation of

Question # 14

Sodium thisoulophate is used in photography because of its

Question # 15

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Question # 16

The color of Cr3+ion is

Question # 17

The number of unpaired electrons in Fe3+(Z = 26) are

Question # 18

f-Block elements are also called

Question # 19

Which of the following acts as ligand

Question # 20

Transition metals mostly are

Question # 21

Stainless steel contains ion and carbon along with

Question # 22

The number of unpaired electrons in ferrous ion ( Z - 26) is

Question # 23

3-d series elements are present in:

Question # 24

The amount of Ni in stainless steel is

Question # 25

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 26

Coordination number of Pt in [PtCl (NO2) (NH3)4]2-

Question # 27

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

Question # 28

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

Question # 29

The protection of steel by chrome plating is due to

Question # 30

Among the lanthandes the one obtained by synthetic method is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3
2 Titanium is used as a catalyst in
A. Hydrogenation
B. Dehydrogenation
C. Polymerization of P.E.
D. Oxidation of ammonia
3 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
4 d-block elements are also called :
A. alkali metal
B. Alkaline earth metals
C. Transition elements
D. Electron deficient elements
5 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese
6 Coordination number of Pt in [PtCl (NO2) (NH3)4]2-
A. 2-
B. 4
C. 1
D. 6
7 Which alloy contains 50% copper, 25% zinc and 25% nickel
A. German silver
B. Gun metal
C. Bell metal
D. Brass
8 Which of the following is a typical transition metal?
A. Sc
B. Y
C. Ra
D. Co
9 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
10 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+

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