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

Which of the following compounds gives red precipitate with AgNO3?

Question # 2

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 3

Which of the following is obtained when Fe reacts with dil. HNO3?

Question # 4

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

Question # 5

What are alloys

Question # 6

Content of carbon in steel is:

Question # 7

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

Question # 8

Oxalic acid oxidizes to:

Question # 9

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

Question # 10

Which period starts from 11Sc to 30Zn ?

Question # 11

Which of the following is a not typical transition element

Question # 12

Bronze is an alloy which contains

Question # 13

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

Question # 14

6-d series is in the period :

Question # 15

Which is not a bidentate ligand

Question # 16

The colour of transition metal complexes is due to

Question # 17

Which is in differnet phase form other metals

Question # 18

The elements in which d or f-orbitals are incomplete are called

Question # 19

Choose the correct answer of transition elements?

Question # 20

Which of the following is non-typical transition element?

Question # 21

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

Question # 22

The geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 23

Misch mental is

Question # 24

Which element has 4 unpaired electrons in 3d-orbital

Question # 25

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

Question # 26

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

Question # 27

Sodium thisoulophate is used in photography because of its

Question # 28

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

Question # 29

Which of the following is a non-typical transition elements

Question # 30

A phtotographic plate is coated with an emulsion of silver nitrate and

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 AgCl is soluble is
A. Aqua regia
B. H2SO4
C. HCl
D. NH3
2 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
3 In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is
A. 3
B. 2
C. 5
D. Zero
4 CuSO4. 5H2O is used to prepare
A. Transition complex
B. Fehling's 'A' sol
C. Fehling's 'B' sol
D. Fehling's sol
5 E.D.T.A is
A. Mono-dentate
B. Bi-dentate
C. Polydentate
D. Having three lone pairs of electrons
6 Rusting can be avoided by :
A. Making alloys
B. Tin or Zinc plating
C. Use of enamel
D. All of these
7 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide
8 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
9 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
10 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these

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