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

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

Question # 2

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

Question # 3

Bronze is an alloy of Cu and

Question # 4

Corrosion may be prevented by

Question # 5

What is the name of the comlex [Ni(CO)4]

Question # 6

Which of the following is used as disinfectant

Question # 7

Which is in differnet phase form other metals

Question # 8

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

Question # 9

Stainless steel contains ion and carbon along with

Question # 10

Interstitial compounds have

Question # 11

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

Question # 12

Which is used to identify Cu2+ions

Question # 13

The colour of transition metal complexes is due to

Question # 14

In the manufacture of iron from haematitie,limestone is added to act as

Question # 15

Property of transition element is :

Question # 16

Which of the following acts as ligand

Question # 17

The total number of d-bock transition element is

Question # 18

Transition metals mostly are

Question # 19

Most common oxidation states shownby cerium are

Question # 20

4-d series is in the period:

Question # 21

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

Question # 22

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

Question # 23

Which is the correct electronic configuration of Cr - 24

Question # 24

AgCl is soluble is

Question # 25

Which element belong to 5d series

Question # 26

Among the lanthandes the one obtained by synthetic method is

Question # 27

d-block elements are also called :

Question # 28

Which of the following is not an element?

Question # 29

The number of unpaired electrons in ferrous ion ( Z - 26) is

Question # 30

Which of the following d-block elements can show the highest oxidation number in its compounds

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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 Most common oxidation states shownby cerium are
A. +2, +4
B. +3, +4
C. +3, +5
D. +2, +3
3 Steel may be manufacture by two processes which two are correct
A. Open hearth process and besemer process
B. Open hearth process and Haber process
C. Bassemer process and Haber process
D. Contact process and Haber process
4 Cuprous ore among the following is
A. Chalcopyites
B. Azurite
C. Cuprite
D. Malachitre
5 Which of the following elements does not show variable oxidation states?
A. Copper
B. Iron
C. Zinc
D. Titanium
6 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
7 The elements in which d or f-orbitals are incomplete are called
A. Transition elements
B. Typical elements
C. Actinides
D. lanthanides
8 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
9 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
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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