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

AgCl is soluble is

Question # 2

The total number of d-bock transition element is

Question # 3

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

Question # 4

f-Block elements are also called

Question # 5

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

Question # 6

The total number of transition elements is:

Question # 7

Which of the following element is responsible for oxidation of water to O2in biological process?

Question # 8

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 9

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 10

[Zn(NH3)4]3+possess geometry

Question # 11

Which element belong to 5d series

Question # 12

An oxidixing agent

Question # 13

The iron obtained from blast furnace is

Question # 14

Cu2+with d9electronic configuration appears

Question # 15

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

Question # 16

Among the lanthandes the one obtained by synthetic method is

Question # 17

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

Question # 18

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

Question # 19

Which of the following has the maximum number of unpaired d-electrons?

Question # 20

Most transition elements show

Question # 21

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

Question # 22

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

Question # 23

Misch mental is

Question # 24

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

Question # 25

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

Question # 26

Which of the following compounds gives red precipitate with AgNO3?

Question # 27

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

Question # 28

Which of the following metals is sometimes found in native state in nature?

Question # 29

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 # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
2 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
3 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese
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 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
6 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
7 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
8 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
9 Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is
A. 2-
B. 4
C. 1
D. 6
10 The number of unpaired electrons in Mn2+is
A. 5
B. 4
C. 3
D. 2

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