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 element has 4 unpaired electrons in 3d-orbital

Question # 2

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

Question # 3

Bronze is an alloy which contains

Question # 4

Potassium hexacyanoferrate (II) has the formula

Question # 5

Corrosion may be prevented by

Question # 6

Which of the following is used as disinfectant

Question # 7

Transition elements differ from s and p block elements due to their characteristic properties. What is not he characteristic property of transition elements

Question # 8

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

Question # 9

Which element does not belong to 3d transition series

Question # 10

Coordination sphere may be:

Question # 11

Which is not a bidentate ligand

Question # 12

Which element belong to 5d series

Question # 13

The color of Cr3+ion is

Question # 14

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

Question # 15

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

Question # 16

The number of unpaired electrons in Fe3+(Z = 26) are

Question # 17

Which of the following metal exhibits more than one oxidation?

Question # 18

An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is

Question # 19

Which of the following is a typical transition metal

Question # 20

Bell metal is an alloy of Sn and

Question # 21

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

Question # 22

Which of the following is a not typical transition element

Question # 23

Maximum variable oxidation state is of:

Question # 24

The total number of rare earth elements is

Question # 25

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

Question # 26

The iron obtained from blast furnace is

Question # 27

Which of the following is non-typical transition element?

Question # 28

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

Question # 29

Cu2+with d9electronic configuration appears

Question # 30

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

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The elements in which d or f-orbitals are incomplete are called
A. Transition elements
B. Typical elements
C. Actinides
D. lanthanides
2 Which of the following transition metal ions will have definite value of magnetic moment?
A. Se3+
B. Ti3+
C. Cu+
D. Zn2+
3 The total number of inner transition elements in the periodic table is
A. 10
B. 14
C. 28
D. 30
4 Which of the following elements does not show variable oxidation states?
A. Copper
B. Iron
C. Zinc
D. Titanium
5 Cu2+with d9electronic configuration appears
A. Yellow
B. Pink
C. Blue
D. Green
6 The formula of curprite is
A. Cu2S
B. Cus
C. Cu2O
D. CuCO3
7 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
8 Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is
A. 4
B. 5
C. 6
D. 7
9 Transition metals form complexes due to the participation of partially filled
A. f-orbitals
B. d-orbitals
C. s-orbitals
D. p-orbitals
10 Bronze is an alloy of Cu and
A. Zn
B. As
C. Sb
D. Sn

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