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

Turnbull's blue is a compound called?

Question # 2

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 3

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

Question # 4

The Mn3+has ______ color

Question # 5

Which of the following is a typical transition metal?

Question # 6

Potassium hexacyanoferrate (II) has the formula

Question # 7

Most common oxidation states shownby cerium are

Question # 8

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

Question # 9

The colour of transition metal complexes is due to

Question # 10

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

Question # 11

Transition elements form which type of bond

Question # 12

The total number of rare earth elements is

Question # 13

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 14

The geometry of [Co(NH3)6]3+is

Question # 15

3-d series elements are present in:

Question # 16

6-d series is in the period :

Question # 17

Steel may be manufacture by two processes which two are correct

Question # 18

AgCl is soluble is

Question # 19

Stainless steel contains ion and carbon along with

Question # 20

Which of the following is a typical transition metal

Question # 21

Sodium thisoulophate is used in photography because of its

Question # 22

The formula of curprite is

Question # 23

Solubility of KMnO4 at higher temperature is:

Question # 24

Which one of the following metal ions is colourless?

Question # 25

CuSO4. 5H2O is used to prepare

Question # 26

Content of carbon in steel is:

Question # 27

Stainless steel contains Cr upto

Question # 28

The color of Cr3+ion is

Question # 29

Which of the following elements does not show variable oxidation states?

Question # 30

Which of the following is a carbonate are?

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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 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
3 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
4 The free spaces between the metal atoms and its crystal lattice are called
A. Valance spaces
B. Empty spaces
C. Interstices
D. None
5 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
6 Bessemer converter is used in the manufacture of
A. Pig iron
B. Steel
C. Wrought iron
D. Cast iron
7 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
8 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
9 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
A. Blue
B. Red
C. Yellow
D. Mixture of blue and red or violet
10 The lanthanides contraction is responsible for the fact that
A. Zr and Y have about the same radius
B. Zr and Nb have similar oxidsation state
C. Zr and Hf have about the same radius
D. Zr and Zn have the same oxidation satete

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