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

High purity copper metal is obtained by

Question # 2

Turnbull's blue is a compound called?

Question # 3

An oxidixing agent

Question # 4

Which element does not belong to 3d transition series

Question # 5

Titanium is used as a catalyst in

Question # 6

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

Question # 7

Maximum variable oxidation state is of:

Question # 8

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

Question # 9

4-d series is in the period:

Question # 10

Bronze is an alloy of Cu and

Question # 11

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

Question # 12

Which is the correct electronic configuration of Cr - 24

Question # 13

The colour of the transition metal compounds is due to

Question # 14

The less reactivity of transition metal is due to

Question # 15

Transition elements form which type of bond

Question # 16

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

Question # 17

Potassium chromate has formula

Question # 18

Which of the following is a carbonate are?

Question # 19

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 20

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

Question # 21

Rusting can be avoided by :

Question # 22

Which of the following is non-typical transition element?

Question # 23

What is the shape of Fe(CO)5molecule?

Question # 24

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

Question # 25

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 26

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 27

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

Question # 28

Bell metal is an alloy of

Question # 29

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 30

Among the lanthandes the one obtained by synthetic method is

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 [Ti(H2O)6]+3ion absorbs colour:
A. Blue
B. Yellow
C. Green
D. Red
2 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
3 During oxidation in k2Cr2O7, Cr VI changes to :
A. I
B. II
C. III
D. IV
4 Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate
A. [Pt(NH3)4(NO2)] SO4
B. [Pt NO2CI(NH3)4] SO4
C. [Pt CI(NO2) (NH3)4] SO4
D. [Pt (NH3)4(NO2) CI] SO4
5 Which of the following has the maximum number of unpaired d-electrons?
A. Zn
B. Fe2+
C. Ni3+
D. Cu+
6 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+
7 Which of the following compounds gives red precipitate with AgNO3?
A. Kl
B. K2CrO4
C. NaBr
D. NaNO3
8 An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is
A. 24
B. 23
C. 22
D. 21
9 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
10 The compound which gives oxygen on moderate heating is
A. Zinc oxide
B. Mercuric oxide
C. Aluminium oxide
D. Ferric oxide

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