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

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

Question # 2

Which of the following is not related to transition metals

Question # 3

Bell metal is an alloy of Sn and

Question # 4

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

Question # 5

Which of the following elements does not show variable oxidation states?

Question # 6

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 7

Oxalic acid oxidizes to:

Question # 8

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

Question # 9

Coordination sphere may be:

Question # 10

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

Question # 11

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

Question # 12

The total number of rare earth elements is

Question # 13

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

Question # 14

The less reactivity of transition metal is due to

Question # 15

Which of the following is a not typical transition element

Question # 16

3-d series elements are present in:

Question # 17

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

Question # 18

Which of the following is a carbonate are?

Question # 19

Group VI-B of transition elements contains:

Question # 20

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

Question # 21

Which period starts from 11Sc to 30Zn ?

Question # 22

Transition elements form which type of bond

Question # 23

The colour of the transition metal compounds is due to

Question # 24

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 25

6-d series is in the period :

Question # 26

d-block elements are also called :

Question # 27

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 28

d-block elements closely resemble in their physical and chemical properties. Which statement is incorrect

Question # 29

Transition metals mostly are

Question # 30

Which of the following is non-typical transition element?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Oxalic acid oxidizes to:
A. CO
B. CO2
C. Oxalates
D. None of these
2 Potassium hexacyanoferrate (II) has the formula
A. K4[Fe(CN)6]
B. K3[Fe(CN)6]
C. K2[Fe(CN)6]
D. K [Fe(CN)6]
3 Which of the following is obtained when Fe reacts with dil. HNO3?
A. N2O
B. NO
C. NO2
D. None of these
4 Misch mental is
A. An alloy of Aluminium
B. A mixture of chromium and lead chromate
C. An alloy of lanthanoid metals
D. An alloy of copper
5 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
6 CuSO4. 5H2O is used to prepare
A. Transition complex
B. Fehling's 'A' sol
C. Fehling's 'B' sol
D. Fehling's sol
7 High purity copper metal is obtained by
A. Carbon reduction
B. Hydrogen reduction
C. Electrolytic reduction
D. Thermite reduction
8 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals
9 Among the lanthandes the one obtained by synthetic method is
A. Lu
B. Pm
C. Pr
D. Gd
10 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30

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