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 elements does not show variable oxidation states?

Question # 2

Turnbull's blue is a compound called?

Question # 3

Most transition elements show

Question # 4

The protection of steel by chrome plating is due to

Question # 5

Bell metal is an alloy of Sn and

Question # 6

Among the lanthandes the one obtained by synthetic method is

Question # 7

Bronze is an alloy of Cu and

Question # 8

Which one of the following metal ions is colourless?

Question # 9

Misch mental is

Question # 10

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

Question # 11

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

Question # 12

Corrosion of iron can be prevented by coating the surface with

Question # 13

The colour of transition metal complexes is due to:

Question # 14

f-Block elements are also called

Question # 15

Stainless steel contains Cr upto

Question # 16

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

Question # 17

Which element has 4 unpaired electrons in 3d-orbital

Question # 18

Stainless steel contains ion and carbon along with

Question # 19

The lanthanides contraction is responsible for the fact that

Question # 20

Most common oxidation states shownby cerium are

Question # 21

Which of the following has the maximum number of unpaired d-electrons?

Question # 22

In physical and chemical properties, transition elements show

Question # 23

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 24

The total number of transition elements is:

Question # 25

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

Question # 26

What are alloys

Question # 27

Bronze is an alloy which contains

Question # 28

Group VIB of transition elements contains

Question # 29

Elements in which f-orbitals are in the process of completion are called

Question # 30

Which element does not belong to 3d transition series

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 f-Block elements are also called
A. Non typical transition elements
B. Outer transition elements
C. Normal transition elements
D. Inner transition elements
2 Choose the correct answer of transition elements?
A. Transition elements have low melting points
B. Transition elements do not have catalytic activity
C. Transition elements exhibit variable oxidation states
D. Transition elements exhibit inert pair effect
3 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
4 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe
5 Which of the following is obtained when Fe reacts with dil. HNO3?
A. N2O
B. NO
C. NO2
D. None of these
6 AgCl is soluble is
A. Aqua regia
B. H2SO4
C. HCl
D. NH3
7 [Co(NH3)6]3+will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyamidal
8 In physical and chemical properties, transition elements show
A. Similarities
B. Dissimilarities
C. Both of these
D. Somestimes similarities, sometimes dissimilarities
9 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
10 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese

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