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

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

Question # 2

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 3

The free spaces between the metal atoms and its crystal lattice are called

Question # 4

Bell metal is an alloy of Sn and

Question # 5

6-d series is in the period :

Question # 6

Most common oxidation states shownby cerium are

Question # 7

Titanium is used as a catalyst in

Question # 8

Solubility of KMnO4 at higher temperature is:

Question # 9

The colour of transition metal complexes is due to

Question # 10

Across the lanthanide series, the basicity of the lanthanide hydroxides

Question # 11

What are alloys

Question # 12

Which element belong to 5d series

Question # 13

Among the lanthandes the one obtained by synthetic method is

Question # 14

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

Question # 15

Transition metals form complexes due to the participation of partially filled

Question # 16

The geometry of [Co(NH3)6]3+is

Question # 17

Which of the following is a carbonate are?

Question # 18

The formula of curprite is

Question # 19

CuSO4. 5H2O is used to prepare

Question # 20

Maximum variable oxidation state is of:

Question # 21

f-Block elements are also called

Question # 22

Potassium hexacyanoferrate (II) has the formula

Question # 23

Potassium chromate has formula

Question # 24

The lanthanides contraction is responsible for the fact that

Question # 25

Which of the following is a typical transition metal?

Question # 26

AgCl is soluble is

Question # 27

Which of the following is not correct about transition metals?

Question # 28

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

Question # 29

The iron obtained from blast furnace is

Question # 30

High purity copper metal is obtained by

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Coordination sphere may be:
A. Cationic
B. Anionic
C. Neutral
D. All above
2 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
3 Which of the following is a non-typical transition elements
A. Cr
B. Mn
C. Zn
D. Fe
4 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th
5 Which element belong to 5d series
A. V
B. Nb
C. Pd
D. Hf
6 Titanium is used as a catalyst in
A. Hydrogenation
B. Dehydrogenation
C. Polymerization of P.E.
D. Oxidation of ammonia
7 The total number of rare earth elements is
A. 8
B. 32
C. 14
D. 10
8 Which of the following is a carbonate are?
A. Pyrolusite
B. Malchite
C. Diaspore
D. cassiterite
9 Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound
A. Pt(NH3)6CI4
B. Pt(NH3)5CI4
C. Pt(NH3)4CI4
D. Pt(NH3)3CI4
10 A phtotographic plate is coated with an emulsion of silver nitrate and
A. AgCI
B. AgI
C. AgBr
D. NaNO3

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