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

Which of the following is a non-typical transition elements

Question # 2

In the extraction of iron, slag is produced which is

Question # 3

d-block elements are also called :

Question # 4

Cuprous ore among the following is

Question # 5

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

Question # 6

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

Question # 7

Potassium ferrocyanide is a

Question # 8

The total number of rare earth elements is

Question # 9

Group VIB of transition elements contains

Question # 10

The iron obtained from blast furnace is

Question # 11

IIB elements (Zn, Cd, Hg) and III B elements (Sc, Y and La) are

Question # 12

The total number of d-bock transition element is

Question # 13

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

Question # 14

Stainless steel contains ion and carbon along with

Question # 15

Oxalic acid oxidizes to:

Question # 16

Most common oxidation states shownby cerium are

Question # 17

AgCl is soluble is

Question # 18

Solubility of KMnO4 at higher temperature is:

Question # 19

Which of the following is a carbonate are?

Question # 20

Which of the following is not correct about transition metals?

Question # 21

Out of 110 known elements, transition elements are

Question # 22

3-d series elements are present in:

Question # 23

The colour of a transition metal complex is due to d-d transition The colour of the complex is the complementary of the colour absorbed. Thus [Ti(H2O6]3+abosrbs yellow light and transmits blue and red colours therefore the solution of titanium complex appears

Question # 24

Bell metal is an alloy of Sn and

Question # 25

Transition metals form complexes due to the participation of partially filled

Question # 26

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

Question # 27

The compound which gives oxygen on moderate heating is

Question # 28

The protection of steel by chrome plating is due to

Question # 29

4-d series is in the period:

Question # 30

Potassium hexacyanoferrate (II) has the formula

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 High purity copper metal is obtained by
A. Carbon reduction
B. Hydrogen reduction
C. Electrolytic reduction
D. Thermite reduction
2 Titanium is used as a catalyst in
A. Hydrogenation
B. Dehydrogenation
C. Polymerization of P.E.
D. Oxidation of ammonia
3 Potassium ferrocyanide is a
A. Mixed salt
B. Double salt
C. Complex salt
D. Normal salt
4 Which of the following is a not typical transition element
A. Cr
B. Mn
C. Zn
D. Fe
5 The colour of the transition metal compounds is due to
A. p-d transition
B. d-d transition
C. s-p transition
D. None of these
6 Oxalic acid oxidizes to:
A. CO
B. CO2
C. Oxalates
D. None of these
7 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
8 3-d series elements are present in:
A. First period
B. Second Period
C. Third period
D. 4th period
9 [Zn(NH3)4]3+possess geometry
A. Square plannar
B. Hexagonal
C. Tetrahedral
D. None of these
10 Which is the correct electronic configuration of Cr - 24
A. 1s2, 2s2, 2p6, 3s2, 3p6, 3d4, 4s2
B. 1s2, 2s2, 2p6, 3s2, 3p6, 3d3, 4s2, 4p1
C. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4s1
D. 1s2, 2s2, 2p6, 3s2, 3p6, 3d5, 4p1

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