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

The number of unpaired electrons in Mn2+is

Question # 2

3-d series elements are present in:

Question # 3

The protection of steel by chrome plating is due to

Question # 4

Which element has 4 unpaired electrons in 3d-orbital

Question # 5

The total number of transition elements is:

Question # 6

Turnbull's blue is a compound called?

Question # 7

The colour of transition metal complexes is due to

Question # 8

Group VIB of transition elements contains

Question # 9

Which of the following is a typical transition metal?

Question # 10

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

Question # 11

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

Question # 12

Which of the following transition metal ions will have definite value of magnetic moment?

Question # 13

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

Question # 14

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

Question # 15

Which of the following is obtained when Fe reacts with dil. HNO3?

Question # 16

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

Question # 17

f-Block elements are also called

Question # 18

The oxidation number of Ni in [Ni(CO)4] is

Question # 19

Potassium chromate has formula

Question # 20

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

Question # 21

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

Question # 22

Which is the correct electronic configuration of Cr - 24

Question # 23

The iron obtained from blast furnace is

Question # 24

AgCl is soluble is

Question # 25

A transition metal complex can be recognized by various terms. Which is not the proper term

Question # 26

The less reactivity of transition metal is due to

Question # 27

A phtotographic plate is coated with an emulsion of silver nitrate and

Question # 28

Which one of the following metal ions is colourless?

Question # 29

Cuprous ore among the following is

Question # 30

Which is not a bidentate ligand

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Which of the following acts as ligand
A. NH3
B. NH2-- CH2-- CH2-- NH2
C. C2O2-4
D. All these
2 Which element does not belong to 3d transition series
A. Ti
B. V
C. Mn
D. Te
3 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
4 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al
5 The number of unpaired electrons in Fe3+(Z = 26) are
A. 5
B. 6
C. 3
D. 4
6 Transition elements form which type of bond
A. Ionic bonds only
B. Covalent bonds only
C. Ionic and covalent bonds
D. Polar bonds
7 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
8 Transition metals mostly are
A. Diamagnetic
B. Paramagnetic
C. Neither diamagnetic nor paramagnetic
D. Both diamagnetic and paramagnetic
9 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
10 4-d series is in the period:
A. 4th
B. 5th
C. 6th
D. 7th

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