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

[Zn(NH3)4]3+possess geometry

Question # 2

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

Question # 3

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

Question # 4

Which of the following is not related to transition metals

Question # 5

Oxalic acid oxidizes to:

Question # 6

Transition metals mostly are

Question # 7

Which of the following is a typical transition metal?

Question # 8

The number of unpaired electrons in Fe3+(Z = 26) are

Question # 9

Bell metal is an alloy of

Question # 10

In the extraction of iron, slag is produced which is

Question # 11

Series starting from57La,42Hf -80Hg is in the period:

Question # 12

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

Question # 13

6-d series is in the period :

Question # 14

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

Question # 15

Maximum variable oxidation state is of:

Question # 16

The less reactivity of transition metal is due to

Question # 17

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

Question # 18

Interstitial compounds have

Question # 19

Most common oxidation states shownby cerium are

Question # 20

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

Question # 21

The percentage of carbon in different types of iron products is in the order of

Question # 22

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

Question # 23

Stainless steel contains ion and carbon along with

Question # 24

Bessemer converter is used in the manufacture of

Question # 25

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

Question # 26

Cuprous ore among the following is

Question # 27

Which of the following is not an element?

Question # 28

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

Question # 29

The coordination number of iron in [Fe(H2O)6]3+is

Question # 30

The amount of Ni in stainless steel is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The colour of transition metal complexes is due to:
A. d-d transitions of electorns
B. Paramagnetic nature of transition
C. Ionization
D. Loss of s-electrons
2 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
3 CuSO4. 5H2O is used to prepare
A. Transition complex
B. Fehling's 'A' sol
C. Fehling's 'B' sol
D. Fehling's sol
4 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
5 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
6 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
7 d-block elements are also called :
A. alkali metal
B. Alkaline earth metals
C. Transition elements
D. Electron deficient elements
8 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
9 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide
10 Potassium ferrocyanide is a
A. Mixed salt
B. Double salt
C. Complex salt
D. Normal salt

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