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 Fe3+(Z = 26) are

Question # 2

Bell metal is an alloy of Sn and

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Which is in differnet phase form other metals

Question # 7

Group VIB of transition elements contains

Question # 8

Misch mental is

Question # 9

Which of the following is a not typical transition element

Question # 10

[Zn(NH3)4]3+possess geometry

Question # 11

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

Question # 12

6-d series is in the period :

Question # 13

The less reactivity of transition metal is due to

Question # 14

Rusting of iron is catalysed by

Question # 15

Platinum (IV) chloride combines with ammonia to form compounds in which the coordination number of the platinum is 6. A formula unit on one of the compound contains a cation and only two chloride ions. What is the formula of this compound

Question # 16

Which is non typical transition element :

Question # 17

In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because

Question # 18

What is wrong about transition metals?

Question # 19

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 20

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

Question # 21

Which has the largest radius?

Question # 22

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

Question # 23

Which one of the following metal ions is colourless?

Question # 24

Which element has 4 unpaired electrons in 3d-orbital

Question # 25

The colour of transition metal complexes is due to

Question # 26

Which of the following metal exhibits more than one oxidation?

Question # 27

The iron obtained from blast furnace is

Question # 28

How many mole of acidfied FeSO4solution can be completely oxidized by one mole of KMNO4?

Question # 29

Transition elements are called so because:

Question # 30

Titanium is used as a catalyst in

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
2 What are alloys
A. A homogenous mixture of two or more elements
B. A homohenous mixture of metal and a non-metal
C. A homogenous mixture of two or more metals
D. None of the above
3 The oxidation state of Fe in [Fe(CN)6]3-is
A. +2
B. +3
C. +4
D. -3
4 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements
5 The oxidation number of Ni in [Ni(CO)4] is
A. +1
B. 0
C. +4
D. -4
6 Elements in which f-orbitals are in the process of completion are called
A. Outer transition element
B. Inner transition elements
C. Non-tranistion elements
D. Radioactive elements
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 Property of transition element is :
A. Low m.p and b.p
B. Parramagnetism
C. Oxidation state
D. Low binding energies
10 Which of the following metal exhibits more than one oxidation?
A. Na
B. Mg
C. Fe
D. Al

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