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

Coordination sphere may be:

Question # 2

Which one of the following has highest density

Question # 3

Bell metal is an alloy of

Question # 4

The lanthanides contraction is responsible for the fact that

Question # 5

Which of the following is non-typical transition element?

Question # 6

In the extraction of iron, slag is produced which is

Question # 7

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

Question # 8

Potassium ferrocyanide is a

Question # 9

The formula of curprite is

Question # 10

f-Block elements are also called

Question # 11

Potassium chromate has formula

Question # 12

Which element has 4 unpaired electrons in 3d-orbital

Question # 13

CuSO4. 5H2O is used to prepare

Question # 14

In physical and chemical properties, transition elements show

Question # 15

Most common oxidation states shownby cerium are

Question # 16

Which is non typical transition element :

Question # 17

The less reactivity of transition metal is due to

Question # 18

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 19

3-d series elements are present in:

Question # 20

What is the shape of Fe(CO)5molecule?

Question # 21

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

Question # 22

Stainless steel contains Cr upto

Question # 23

The total number of d-bock transition element is

Question # 24

High purity copper metal is obtained by

Question # 25

Out of 110 known elements, transition elements are

Question # 26

The Mn3+has ______ color

Question # 27

An oxidixing agent

Question # 28

Which is the correct electronic configuration of Cr - 24

Question # 29

Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound

Question # 30

The iron obtained from blast furnace is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The total number of rare earth elements is
A. 8
B. 32
C. 14
D. 10
2 The free spaces between the metal atoms and its crystal lattice are called
A. Valance spaces
B. Empty spaces
C. Interstices
D. None
3 6-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
4 The Mn3+has ______ color
A. Violet
B. Green
C. Red/brown
D. No color
5 Bell metal is an alloy of
A. Cu, Zn, and Sn
B. Cu, Zn and Ni
C. Cu and Zn
D. Cu and Sn
6 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
7 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
8 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
9 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3
10 Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements
A. Transition elements show variable oxidation states
B. Their salts are coloured
C. They can be used as catalyst
D. All of them are metals

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