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 colour of transition metal complexes is due to

Question # 2

Cuprous ore among the following is

Question # 3

High purity copper metal is obtained by

Question # 4

Which of the following is used as disinfectant

Question # 5

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

Question # 6

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

Question # 7

Potassium hexacyanoferrate (II) has the formula

Question # 8

Bell metal is an alloy of Sn and

Question # 9

The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is

Question # 10

In the extraction of iron, slag is produced which is

Question # 11

Series starting from57La,42Hf -80Hg is in the period:

Question # 12

The less reactivity of transition metal is due to

Question # 13

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

Question # 14

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

Question # 15

Which is used to identify Cu2+ions

Question # 16

Which period starts from 11Sc to 30Zn ?

Question # 17

Transition elements are called so because:

Question # 18

Stainless steel contains Cr upto

Question # 19

An oxidixing agent

Question # 20

The number of unpaired electrons in Mn2+is

Question # 21

The total number of transition elements is

Question # 22

Transition metals form complexes due to the participation of partially filled

Question # 23

Maximum variable oxidation state is of:

Question # 24

f-Block elements are also called

Question # 25

Electronic configuration of Cu+2is

Question # 26

Which of the following is not correct about transition metals?

Question # 27

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

Question # 28

Which of the following is a typical transition metal

Question # 29

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

Question # 30

6-d series is in the period :

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 What is wrong about transition metals?
A. Diamagnetic
B. Paramagnetic
C. Form complexes
D. Shows variable oxidation state
2 Which one of the following has highest density
A. Zn
B. Os
C. Ni
D. Cu
3 Which metal is used for catalytic hydrogenation of oils
A. Cu
B. Pt
C. Ni
D. Pd
4 The geometry of [Co(NH3)6]3+is
A. Tetrahedral
B. Square planar
C. Octahedral
D. None of these
5 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
6 Which of the following d-block elements can show the highest oxidation number in its compounds
A. Chromium
B. Copper
C. Nickel
D. Manganese
7 Among the lanthandes the one obtained by synthetic method is
A. Lu
B. Pm
C. Pr
D. Gd
8 AgCl is soluble is
A. Aqua regia
B. H2SO4
C. HCl
D. NH3
9 Which of the following elements does not show variable oxidation states?
A. Copper
B. Iron
C. Zinc
D. Titanium
10 f-block elements are called :
A. Alkali metal
B. Alkakline earth metals
C. Transition elements
D. Electron deficient elements

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