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

In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because

Question # 2

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

Question # 3

Corrosion may be prevented by

Question # 4

3-d series elements are present in:

Question # 5

Which element has 4 unpaired electrons in 3d-orbital

Question # 6

Bell metal is an alloy of Sn and

Question # 7

Series starting from57La,42Hf -80Hg is in the period:

Question # 8

[Ti(H2O)6]+3ion absorbs colour:

Question # 9

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

Question # 10

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

Question # 11

In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is

Question # 12

Cuprous ore among the following is

Question # 13

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

Question # 14

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

Question # 15

Which metal is used for catalytic hydrogenation of oils

Question # 16

High purity copper metal is obtained by

Question # 17

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 18

Bronze is an alloy of Cu and

Question # 19

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

Question # 20

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

Question # 21

Which is non typical transition element :

Question # 22

Transition elements form which type of bond

Question # 23

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

Question # 24

5-d series is in the period :

Question # 25

The number of unpaired electrons in Mn2+is

Question # 26

The less reactivity of transition metal is due to

Question # 27

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 # 28

Electronic configuration of Cu+2is

Question # 29

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

Question # 30

Most common oxidation states shownby cerium are

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
2 A transition metal complex can be recognized by various terms. Which is not the proper term
A. Central metal ion
B. Coordination number
C. Ligand
D. Geometry of complex
3 The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal
A. sp3
B. dsp2
C. dsp3
D. d2sp3
4 Coordination number of Pt in [PtCl (NO2) (NH3)4]2-
A. 2-
B. 4
C. 1
D. 6
5 Which is not a bidentate ligand
A.
6 The colour of transition metal complexes is due to
A. d-d transitions of electrons
B. Para magnetic nature of transition elements
C. Ionization
D. Loss of s-electrons
7 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
8 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
9 Interstitial compounds have
A. Half formula
B. Fixed formula
C. Indefinite formula
D. None
10 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th

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