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

The Mn3+has ______ color

Question # 2

Which of the following is a typical transition metal?

Question # 3

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

Question # 4

In physical and chemical properties, transition elements show

Question # 5

Potassium chromate has formula

Question # 6

4-d series is in the period:

Question # 7

Most common oxidation states shownby cerium are

Question # 8

Which one of the following metal ions is colourless?

Question # 9

[Cu[NH3)4]+2will form ______ structure

Question # 10

Which of the following is not an element?

Question # 11

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

Question # 12

Stainless steel contains ion and carbon along with

Question # 13

The less reactivity of transition metal is due to

Question # 14

Electronic configuration of Cu+2is

Question # 15

The color of Cr3+ion is

Question # 16

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

Question # 17

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

Question # 18

Non-formation of menisus by Hg in presence of O3is due to the formation of

Question # 19

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

Question # 20

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 # 21

Which of the following is not related to transition metals

Question # 22

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

Question # 23

Which element has 4 unpaired electrons in 3d-orbital

Question # 24

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

Question # 25

The colour of transition metal complexes is due to

Question # 26

Which of the following metal exhibits more than one oxidation?

Question # 27

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

Question # 28

Which element does not belong to 3d transition series

Question # 29

Potassium ferrocyanide is a

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
2 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
3 Group VI-B of transition elements contains:
A. Zn, Cd, Hg
B. Fe ,Ru ,Os
C. Cr, Mo ,W
D. Mn, Te, Re
4 Mercury is the only metal which is liquid at 0°C. this is due to its
A. Very high ionization energy and weak metallic bond
B. Low ionization potential
C. High atomic weight
D. High vapour pressure
5 The color of Cr3+ion is
A. Violet
B. Blue
C. Pink
D. Green
6 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide
7 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
8 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
9 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%
10 Solubility of KMnO4 at higher temperature is:
A. 5%
B. 7%
C. 15%
D. 25%

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