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

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 2

Which of the following is non-typical transition element?

Question # 3

In physical and chemical properties, transition elements show

Question # 4

Solubility of KMnO4 at higher temperature is:

Question # 5

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

Question # 6

Which one of the following metal ions is colourless?

Question # 7

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

Question # 8

The total number of transition elements is:

Question # 9

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

Question # 10

Group VI-B of transition elements contains:

Question # 11

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

Question # 12

Most common oxidation states shownby cerium are

Question # 13

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

Question # 14

Electronic configuration of Cu+2is

Question # 15

Property of transition element is :

Question # 16

Which is not a bidentate ligand

Question # 17

f-Block elements are also called

Question # 18

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

Question # 19

Which of the following is used as disinfectant

Question # 20

Choose the correct answer of transition elements?

Question # 21

Titanium is used as a catalyst in

Question # 22

The iron obtained from blast furnace is

Question # 23

The colour of transition metal complexes is due to

Question # 24

Turnbull's blue is a compound called?

Question # 25

The number of unpaired electrons in Mn2+is

Question # 26

Bessemer converter is used in the manufacture of

Question # 27

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

Question # 28

Corrosion of iron can be prevented by coating the surface with

Question # 29

The less reactivity of transition metal is due to

Question # 30

Which of the following metal exhibits more than one oxidation?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The lanthanides contraction is responsible for the fact that
A. Zr and Y have about the same radius
B. Zr and Nb have similar oxidsation state
C. Zr and Hf have about the same radius
D. Zr and Zn have the same oxidation satete
2 The total number of rare earth elements is
A. 8
B. 32
C. 14
D. 10
3 The total number of transition elements is:
A. 10
B. 14
C. 40
D. 50
4 Maximum variable oxidation state is of:
A. Mn+2
B. Fe+3
C. Cr+1
D. a and b
5 Which of the following element is responsible for oxidation of water to O2in biological process?
A. Fe
B. Mn
C. Cu
D. Mo
6 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
7 The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is
A. M
B. M/2
C. M/3
D. M/5
8 Bronze is an alloy which contains
A. 60% cu
B. 70% cu
C. 80% cu
D. 99% cu
9 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese
10 Non-formation of menisus by Hg in presence of O3is due to the formation of
A. Mercuric oxide
B. Mercurous oxide
C. Mercuric chloride
D. Mercurous chloride

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