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

Mercury is the only metal which is liquid at 0°C. this is due to its

Question # 2

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

Question # 3

Most transition elements show

Question # 4

Rusting can be avoided by :

Question # 5

Stainless steel contains ion and carbon along with

Question # 6

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

Question # 7

Which has the largest radius?

Question # 8

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

Question # 9

Cu2+with d9electronic configuration appears

Question # 10

Which of the following is not correct about transition metals?

Question # 11

Stainless steel contains Cr upto

Question # 12

f-block elements are called :

Question # 13

The total number of inner transition elements in the periodic table is

Question # 14

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

Question # 15

The color of Cr3+ion is

Question # 16

The total number of rare earth elements is

Question # 17

Which of the following is not related to transition metals

Question # 18

Transition metals form complexes due to the participation of partially filled

Question # 19

The Mn3+has ______ color

Question # 20

4-d series is in the period:

Question # 21

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 # 22

[Zn(NH3)4]3+possess geometry

Question # 23

[Co(NH3)6]3+will form ______ structure

Question # 24

[Cu[NH3)4]+2will form ______ structure

Question # 25

Which of the following is a not typical transition element

Question # 26

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

Question # 27

Which alloy contains 50% copper, 25% zinc and 25% nickel

Question # 28

Electronic configuration of Cu+2is

Question # 29

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

Question # 30

Which of the following is a typical transition metal

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ECAT Chemistry Chapter 17 Important MCQ's

Sr.# Question Answer
1 The equivalent weight of KMnO4(formula weight = M) when it is used as an oxidant in neutral medium is
A. M
B. M/2
C. M/3
D. M/5
2 Content of carbon in steel is:
A. 0.12 to 0.25%
B. 0.25% to 2.5%
C. 3.0 to 3.5%
D. 4.0 to 4.5%
3 Series starting form 39Y to 48CD is in period:
A. 4th
B. 5th
C. 6th
D. 7th
4 Potassium hexacyanoferrate (II) has the formula
A. K4[Fe(CN)6]
B. K3[Fe(CN)6]
C. K2[Fe(CN)6]
D. K [Fe(CN)6]
5 In the electronic configuration of Cr one electron from 4s sub-shell is transfered to 3d sub-shell because
A. The 3rd orbital is of lower energy than 4s
B. The 4s orbital is of equal energy to 3d orbital
C. The half filled d-subshell is more stable than incomplete d-sub shell
D. 6 unpaired electrons make Cr more paramagnetic
6 The total number of transition elements is
A. 10
B. 14
C. 40
D. 50
7 Corrosion may be prevented by
A. Allcying
B. Paints
C. Metallic coatings
D. All
8 3-d series elements are present in:
A. First period
B. Second Period
C. Third period
D. 4th period
9 The colour of transition metal complexes is due to:
A. d-d transitions of electorns
B. Paramagnetic nature of transition
C. Ionization
D. Loss of s-electrons
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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