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

Property of transition element is :

Question # 2

f-block elements are called :

Question # 3

Among the lanthandes the one obtained by synthetic method is

Question # 4

The colour of transition metal complexes is due to:

Question # 5

Group VI-B of transition elements contains:

Question # 6

In physical and chemical properties, transition elements show

Question # 7

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

Question # 8

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

Question # 9

Stainless steel contains Cr upto

Question # 10

The color of Cr3+ion is

Question # 11

d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect

Question # 12

The protection of steel by chrome plating is due to

Question # 13

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

Question # 14

Which one of the following metal ions is colourless?

Question # 15

Which of the following is used as disinfectant

Question # 16

Which of the following is a transition element

Question # 17

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

Question # 18

The oxidation number of Ni in [Ni(CO)4] is

Question # 19

Stainless steel contains ion and carbon along with

Question # 20

Solubility of KMnO4 at higher temperature is:

Question # 21

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

Question # 22

Bell metal is an alloy of Sn and

Question # 23

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 24

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

Question # 25

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

Question # 26

Which of the following is non-typical transition element?

Question # 27

The formula of curprite is

Question # 28

The number of unpaired electrons in Mn2+is

Question # 29

Interstitial compounds have

Question # 30

Which of the following transition metal ions will have definite value of magnetic moment?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
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 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
4 German silver does not contain
A. Cu
B. Zn
C. Ni
D. Mn
5 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
6 Bell metal is an alloy of
A. Cu, Zn, and Sn
B. Cu, Zn and Ni
C. Cu and Zn
D. Cu and Sn
7 Which element has 4 unpaired electrons in 3d-orbital
A. Chromium - 24
B. Manganese - 25
C. Iron - 26
D. Cobalt - 27
8 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
9 Which of the following compounds gives red precipitate with AgNO3?
A. Kl
B. K2CrO4
C. NaBr
D. NaNO3
10 Group VI-B of transition elements contains:
A. Zn, Cd, Hg
B. Fe ,Ru ,Os
C. Cr, Mo ,W
D. Mn, Te, Re

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