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 geometrical shape of a transition complexion is related to the state of hybridizing of the central atom. What is trigonal bipyramidal

Question # 2

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

Question # 3

The lanthanides contraction is responsible for the fact that

Question # 4

Which is the formula of tetra-ammine chloro-nitro platinum (IV) sulphate

Question # 5

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Question # 6

CuSO4. 5H2O is used to prepare

Question # 7

Which element has 4 unpaired electrons in 3d-orbital

Question # 8

Which of the following is used as disinfectant

Question # 9

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

Question # 10

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

Question # 11

The number of unpaired electrons in Mn2+is

Question # 12

Electronic configuration of Cu+2is

Question # 13

A transition element is defined as an element of 3d series

Question # 14

f-block elements are called :

Question # 15

Which one of the following metal ions is colourless?

Question # 16

Which of the following metals is sometimes found in native state in nature?

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

Interstitial compounds have

Question # 21

Sodium thisoulophate is used in photography because of its

Question # 22

Non-formation of menisus by Hg in presence of O3is due to the formation of

Question # 23

The elements in which d or f-orbitals are incomplete are called

Question # 24

Cuprous ore among the following is

Question # 25

Stainless steel contains ion and carbon along with

Question # 26

Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the

Question # 27

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

Question # 28

Titanium is used as a catalyst in

Question # 29

Which is not a bidentate ligand

Question # 30

Which of the following is a carbonate are?

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
2 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
3 Oxalic acid oxidizes to:
A. CO
B. CO2
C. Oxalates
D. None of these
4 Electronic configuration of Cu+2is
A. 4S2, 3d9
B. 4s-1, 3d10
C. 4S0, 3d9
D. None of these
5 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
A. Pt(NH3)6CI4
B. Pt(NH3)5CI4
C. Pt(NH3)4CI4
D. Pt(NH3)3CI4
6 Bell metal is an alloy of Sn and
A. Copper
B. Iron
C. Zinc
D. Magnesium
7 Which is non typical transition element :
A. Ni
B. Co
C. Y
D. Fe
8 The amount of Ni in stainless steel is
A. 3%
B. 4%
C. 5%
D. 8%
9 6-d series is in the period :
A. 4th
B. 5th
C. 6th
D. 7th
10 Rusting of iron is catalysed by
A. Fe
B. O2
C. Zn
D. H+

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