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

Group VI-B of transition elements contains:

Question # 2

The Mn3+has ______ color

Question # 3

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

Question # 4

Solubility of KMnO4 at higher temperature is:

Question # 5

Which element belong to 5d series

Question # 6

Which is not a bidentate ligand

Question # 7

The less reactivity of transition metal is due to

Question # 8

Oxalic acid oxidizes to:

Question # 9

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

Question # 10

The colour of transition metal complexes is due to

Question # 11

Which one of the following has highest density

Question # 12

Bell metal is an alloy of Sn and

Question # 13

Which of the following is a transition element

Question # 14

The amount of Ni in stainless steel is

Question # 15

Misch mental is

Question # 16

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

Question # 17

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

Question # 18

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 19

Maximum variable oxidation state is of:

Question # 20

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

Question # 21

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 22

f-Block elements are also called

Question # 23

Which of the following is not correct about transition metals?

Question # 24

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

Question # 25

Which of the following is not related to transition metals

Question # 26

What are alloys

Question # 27

A transition element is defined as an element of 3d series

Question # 28

Transition metals form complexes due to the participation of partially filled

Question # 29

The total number of rare earth elements is

Question # 30

3-d series elements are present in:

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The geometry of [Co(NH3)6]3+is
A. Tetrahedral
B. Square planar
C. Octahedral
D. None of these
2 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
3 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
4 An oxidixing agent
A. K2Cr2O7
B. H2SO4
C. FeSO4
D. K2SO4
5 5-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
6 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
7 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
8 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
9 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
10 Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?
A. [Pt(NH3)4(NO2)]SO4
B. [PtNO2Cl(NH3)4]SO4
C. [PtCl(NO2)(NH3)4]SO4
D. [Pt(NH3)4(NO2)Cl]SO4

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