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

Electronic configuration of Cu+2is

Question # 2

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

Question # 3

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

Question # 4

The formula of curprite is

Question # 5

Which period starts from 11Sc to 30Zn ?

Question # 6

Which element belong to 5d series

Question # 7

Iron, once dipped in concentrated H2SO4, does not displace copper from copper sulphates solution, because

Question # 8

An oxidixing agent

Question # 9

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

Question # 10

Which is the formula of tetra-ammine chloronitro platinum (VI) sulphate?

Question # 11

Steel may be manufacture by two processes which two are correct

Question # 12

What are alloys

Question # 13

Sodium thisoulophate is used in photography because of its

Question # 14

What is wrong about transition metals?

Question # 15

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

Question # 16

Potassium hexacyanoferrate (II) has the formula

Question # 17

Which of the following compounds gives red precipitate with AgNO3?

Question # 18

Rusting can be avoided by :

Question # 19

Potassium chromate has formula

Question # 20

The percentage of carbon in different types of iron products is in the order of

Question # 21

During oxidation in k2Cr2O7, Cr VI changes to :

Question # 22

Corrosion of iron can be prevented by coating the surface with

Question # 23

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

Question # 24

Out of 110 known elements, transition elements are

Question # 25

Which of the following is a not typical transition element

Question # 26

The iron obtained from blast furnace is

Question # 27

Content of carbon in steel is:

Question # 28

Maximum variable oxidation state is of:

Question # 29

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

Question # 30

Most common oxidation states shownby cerium are

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 Transition elements form which type of bond
A. Ionic bonds only
B. Covalent bonds only
C. Ionic and covalent bonds
D. Polar bonds
2 Sodium thisoulophate is used in photography because of its
A. Oxidizing behaviour
B. Reducing behaviour
C. Complexing behaviour
D. Photochemical behaviour
3 Coordination number of Pt in [PtCI(NO2) (NH3)4]2+is
A. 2-
B. 4
C. 1
D. 6
4 [Cu[NH3)4]+2will form ______ structure
A. Square planar
B. Tetrahedral
C. Octahedral
D. Trigonal bipyramidal
5 Besides Zn and Cu , German silver contains the metal
A. Sn
B. Ag
C. Ni
D. Mg
6 Group VIB of transition elements contains
A. Zn, Cd, Hg
B. Fe, Ru, Os
C. Cr, Mo, W
D. Mn, Te, Re
7 What is the name of the comlex [Ni(CO)4]
A. Tetracarbonylnickel (o)
B. Tetracabonylnickel
C. Tetracabonylnickel (II)
D. Tetracabonylnickel (IV)
8 Addition of iron fillings to CuSO4solution caused precipitation of Cu owing to the
A. Reduction of Cu2+
B. Oxidation of Cu2+
C. Reduction of Fe
D. Reduction of Fe3+
9 Which of the following is not related to transition metals
A. They have a high tensile strength
B. They are ductile
C. They are malleable
D. They have low melting points
10 Stainless steel contains Cr upto
A. 12%
B. 18%
C. 10%
D. 5%

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