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

The total number of transition elements is:

Question # 2

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 3

The free spaces between the metal atoms and its crystal lattice are called

Question # 4

Which period starts from 11Sc to 30Zn ?

Question # 5

Transition metals mostly are

Question # 6

[Zn(NH3)4]3+possess geometry

Question # 7

The iron obtained from blast furnace is

Question # 8

Corrosion may be prevented by

Question # 9

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

Question # 10

Most common oxidation states shownby cerium are

Question # 11

f-Block elements are also called

Question # 12

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 # 13

Interstitial compounds have

Question # 14

Potassium ferrocyanide is a

Question # 15

Oxalic acid oxidizes to:

Question # 16

Bronze is an alloy which contains

Question # 17

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

Question # 18

Which element has 4 unpaired electrons in 3d-orbital

Question # 19

Cuprous ore among the following is

Question # 20

The coordination number of iron in [Fe(H2O)6]3+is

Question # 21

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

Question # 22

Which one of the following has highest density

Question # 23

Turnbull's blue is a compound called?

Question # 24

Which is in differnet phase form other metals

Question # 25

The total number of transition elements is

Question # 26

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

Question # 27

Which of the following metal exhibits more than one oxidation?

Question # 28

The total number of rare earth elements is

Question # 29

Bell metal is an alloy of Sn and

Question # 30

Bell metal is an alloy of

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
2 Potassium chromate has formula
A. KClO3
B. K2CO3
C. K2CrO4
D. K2Cr2O7
3 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
4 Series starting from57La,42Hf -80Hg is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
5 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
6 Interstitial compounds have
A. Half formula
B. Fixed formula
C. Indefinite formula
D. None
7 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
8 What are alloys
A. A homogenous mixture of two or more elements
B. A homohenous mixture of metal and a non-metal
C. A homogenous mixture of two or more metals
D. None of the above
9 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these
10 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe

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