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 typical transition metal

Question # 2

Bessemer converter is used in the manufacture of

Question # 3

Which one of the following has highest density

Question # 4

The total number of d-bock transition element is

Question # 5

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

Question # 6

Electronic configuration of Cu+2is

Question # 7

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

Question # 8

Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is

Question # 9

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

Question # 10

f-Block elements are also called

Question # 11

The oxidation state of Fe in [Fe(CN)6]3-is

Question # 12

Which is non typical transition element :

Question # 13

Which of the following is not correct about transition metals?

Question # 14

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

Question # 15

Coordination number of Pt in [Pt Cl(NO2) (NH3)]2-is

Question # 16

The compound which gives oxygen on moderate heating is

Question # 17

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 # 18

3-d series elements are present in:

Question # 19

Which of the following acts as ligand

Question # 20

Which is used to identify Cu2+ions

Question # 21

Interstitial compounds have

Question # 22

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

Question # 23

Which of the following d-block elements can show the highest oxidation number in its compounds

Question # 24

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

Question # 25

In physical and chemical properties, transition elements show

Question # 26

Which of the following is a typical transition metal?

Question # 27

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

Question # 28

The Mn3+has ______ color

Question # 29

d-block elements are also called :

Question # 30

Transition metals form complexes due to the participation of partially filled

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Potassium ferrocyanide is a
A. Mixed salt
B. Double salt
C. Complex salt
D. Normal salt
2 Fe+3and Mn2+are strong paramagnetic because the number of unpaired electrons in each is
A. 4
B. 5
C. 6
D. 7
3 Which element has 4 unpaired electrons in 3d-orbital
A. Chromium - 24
B. Manganese - 25
C. Iron - 26
D. Cobalt - 27
4 3-d series elements are present in:
A. First period
B. Second Period
C. Third period
D. 4th period
5 Which of the following elements does not show variable oxidation states?
A. Copper
B. Iron
C. Zinc
D. Titanium
6 Which one of the following metal ions is colourless?
A. V2+
B. Cr3+
C. Zn2+
D. Ti3+
7 How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?
A. 10
B. 5
C. 6
D. 2
8 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
9 Which is used to identify Cu2+ions
A. Nitric acid
B. Sulfuric acid
C. NaOH
D. HCI
10 An element in +3 oxidation state has the electronic configuration (Ar) 3d3. Its atomic number is
A. 24
B. 23
C. 22
D. 21

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