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

Which of the following is a typical transition metal?

Question # 2

[Cu[NH3)4]+2will form ______ structure

Question # 3

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

Question # 4

d-block elements are also called :

Question # 5

Which element does not belong to 3d transition series

Question # 6

Which of the following element is responsible for oxidation of water to O2in biological process?

Question # 7

Which metal is used for catalytic hydrogenation of oils

Question # 8

Which is the correct electronic configuration of Cr - 24

Question # 9

In an ooctahedral crystal field splitting, the number of orbitals pushed down in energy is

Question # 10

3-d series elements are present in:

Question # 11

Potassium chromate has formula

Question # 12

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

Question # 13

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

Question # 14

Electronic configuration of Cu+2is

Question # 15

The colour of transition metal complexes is due to

Question # 16

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

Question # 17

Besides Zn and Cu , German silver contains the metal

Question # 18

The total number of inner transition elements in the periodic table is

Question # 19

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 20

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

Question # 21

Among the lanthandes the one obtained by synthetic method is

Question # 22

The formula of curprite is

Question # 23

Which period starts from 11Sc to 30Zn ?

Question # 24

The total number of transition elements is:

Question # 25

Which of the following metal exhibits more than one oxidation?

Question # 26

Solubility of KMnO4 at higher temperature is:

Question # 27

Property of transition element is :

Question # 28

Most common oxidation states shownby cerium are

Question # 29

Bessemer converter is used in the manufacture of

Question # 30

What are alloys

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The percentage of carbon in different types of iron products is in the order of:
A. Cast iron > wrought iron > steel
B. wrought iron > steel > cast rion
C. Cast iron > steel > wrought iron
D. Cast iron = steel > wrought iron
2 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
3 Cu2+with d9electronic configuration appears
A. Yellow
B. Pink
C. Blue
D. Green
4 Group VI-B of transition elements contains:
A. Zn, Cd, Hg
B. Fe ,Ru ,Os
C. Cr, Mo ,W
D. Mn, Te, Re
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 The number of unpaired electrons in ferrous ion ( Z - 26) is
A. 3
B. 2
C. 4
D. 5
7 Across the lanthanide series, the basicity of the lanthanide hydroxides
A. Increases
B. Decreases
C. First increases and then decreases
D. First decreases and then increases
8 d-block elements are also called :
A. alkali metal
B. Alkaline earth metals
C. Transition elements
D. Electron deficient elements
9 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
10 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

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