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

Coordination number of Pt in [PtCl (NO2) (NH3)4]2-

Question # 2

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 3

AgCl is soluble is

Question # 4

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

Question # 5

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 6

3-d series elements are present in:

Question # 7

The lanthanides contraction is responsible for the fact that

Question # 8

Potassium ferrocyanide is a

Question # 9

E.D.T.A is

Question # 10

High purity copper metal is obtained by

Question # 11

Which of the following is not related to transition metals

Question # 12

Which element belong to 5d series

Question # 13

Solubility of KMnO4 at higher temperature is:

Question # 14

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 15

f-Block elements are also called

Question # 16

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

Question # 17

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

Question # 18

The protection of steel by chrome plating is due to

Question # 19

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 20

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

Question # 21

The number of unpaired electrons in Mn2+is

Question # 22

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

Question # 23

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 24

Transition elements are called so because:

Question # 25

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

Question # 26

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

Question # 27

The amount of Ni in stainless steel is

Question # 28

Which of the following is a typical transition metal?

Question # 29

Transition metals form complexes due to the participation of partially filled

Question # 30

[Zn(NH3)4]3+possess geometry

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because
A. The 3rd orbital is of lower energy than 4s
B. The 4s orbital is of equal energy to 3d orbital
C. The half filled d-subshell is more stable than incomplete d-sub shell
D. 6 unpaired electrons make Cr more paramagnetic
2 Series starting from57La,42Hf -80Hg is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
3 An oxidixing agent
A. K2Cr2O7
B. H2SO4
C. FeSO4
D. K2SO4
4 Which is in differnet phase form other metals
A. Ni
B. Hg
C. Cd
D. Na
5 Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the
A. Reduction of Cu2+
B. Oxidation of Cu2+
C. Reduction of Fe
D. Reduction of Fe3+
6 Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because
A. It less reactive than copper
B. A layer of sulphates is deposited on it
C. An inert layer of iron oxide is deposited on it
D. All valence electrons of iron are consumed
7 Bronze is an alloy of Cu and
A. Zn
B. As
C. Sb
D. Sn
8 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
9 Elements in which f-orbitals are in the process of completion are called
A. Outer transition element
B. Inner transition elements
C. Non-tranistion elements
D. Radioactive elements
10 The Mn3+has ______ color
A. Violet
B. Green
C. Red/brown
D. No color

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