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

00:00
Question # 1

Which one of the following metal ions is colourless?

Question # 2

Which is in differnet phase form other metals

Question # 3

E.D.T.A is

Question # 4

Which of the following is a not typical transition element

Question # 5

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

Question # 6

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

Question # 7

Which is used to identify Cu2+ions

Question # 8

Which of the following metals is sometimes found in native state in nature?

Question # 9

Rusting can be avoided by :

Question # 10

Which of the following metal exhibits more than one oxidation?

Question # 11

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 12

The compound which gives oxygen on moderate heating is

Question # 13

Bell metal is an alloy of

Question # 14

Among the lanthandes the one obtained by synthetic method is

Question # 15

Group VIB of transition elements contains

Question # 16

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

Question # 17

Maximum variable oxidation state is of:

Question # 18

Which element does not belong to 4d series

Question # 19

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

Question # 20

5-d series is in the period :

Question # 21

Which of the following is non-typical transition element?

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

High purity copper metal is obtained by

Question # 26

Coordination sphere may be:

Question # 27

The less reactivity of transition metal is due to

Question # 28

[Co(NH3)6]3+will form ______ structure

Question # 29

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

Question # 30

Which of the following acts as ligand

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
2 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe
3 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
4 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
5 Which of the following elements does not show variable oxidation states?
A. Copper
B. Iron
C. Zinc
D. Titanium
6 The color of Cr3+ion is
A. Violet
B. Blue
C. Pink
D. Green
7 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
8 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
9 Which period starts from 11Sc to 30Zn ?
A. First Period
B. Second Period
C. Third Period
D. 4th Period
10 The protection of steel by chrome plating is due to
A. Cathodic protection
B. Anodic protection
C. Covering of steel surface
D. Formation of alloy with iron

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