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 [Pt Cl(NO2) (NH3)]2-is

Question # 2

Solubility of KMnO4 at higher temperature is:

Question # 3

The iron obtained from blast furnace is

Question # 4

Which is non typical transition element :

Question # 5

Which of the following is a typical transition metal

Question # 6

CuSO4. 5H2O is used to prepare

Question # 7

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

Question # 8

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

Question # 9

Which of the following is non-typical transition element?

Question # 10

The colour of transition metal complexes is due to

Question # 11

Interstitial compounds have

Question # 12

The total number of d-bock transition element is

Question # 13

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

Question # 14

Potassium hexacyanoferrate (II) has the formula

Question # 15

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

Question # 16

Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is

Question # 17

Which of the following is not correct about transition metals?

Question # 18

3-d series elements are present in:

Question # 19

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 20

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

Question # 21

[Co(NH3)6]3+will form ______ structure

Question # 22

Sodium thisoulophate is used in photography because of its

Question # 23

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

Question # 24

Which of the following is a transition element

Question # 25

Property of transition element is :

Question # 26

The lanthanides contraction is responsible for the fact that

Question # 27

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

Question # 28

Maximum variable oxidation state is of:

Question # 29

Which metal is used for catalytic hydrogenation of oils

Question # 30

Which of the following is a typical transition metal?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1
2 Group VI-B of transition elements contains:
A. Zn, Cd, Hg
B. Fe ,Ru ,Os
C. Cr, Mo ,W
D. Mn, Te, Re
3 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
4 What is the shape of Fe(CO)5molecule?
A. Tetrahedral
B. Octahedral
C. Trigonal bipyramidal
D. Square pyramidal
5 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
6 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
7 AgCl is soluble is
A. Aqua regia
B. H2SO4
C. HCl
D. NH3
8 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
9 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
10 Group VIB of transition elements contains
A. Zn, Cd, Hg
B. Fe, Ru, Os
C. Cr, Mo, W
D. Mn, Te, Re

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