ECAT Pre Engineering Chemistry Chapter 15 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

Try The MCQ's Test For ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

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ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

00:00
Question # 1

Colour of PCl5is:

Question # 2

Nitrogen is present in atmosphere by weight:

Question # 3

Allotropic forms of sulpher are

Question # 4

Out of all the elements of group VI-A the highest melting and boiling points is shown by the elements:

Question # 5

Which has garlic like odour?

Question # 6

Out of all the elements of group V-A , the highest ionization energy is possessed by:

Question # 7

Calcium carbonate contains oxygen in it

Question # 8

Bone ash contains calcium phosphate

Question # 9

Which of the following species has the maximum number of unpaired electrons?

Question # 10

Which gas is heavier than air?

Question # 11

Out of all the elements of group V-A, the highest ionization energy is possessed by

Question # 12

NO2forms acidic solution:

Question # 13

Which element belongs to group V-A?

Question # 14

Oxidation of NO in air produces

Question # 15

Which are metalloid?

Question # 16

Tungsten and uranium are turned to an reaction with HNO3

Question # 17

Tungsten and Uranium are turned to an reaction with HNO3:

Question # 18

Nitrogen is present in atmosphere by weight

Question # 19

Specific gravity of HNO3 is

Question # 20

SO2is not absorbed in water directly to or H2SO4because:

Question # 21

Formation of NO from N2 and O2 requires temp

Question # 22

Out of all the elements of group V1-A the highest melting and boiling points is shown by the element

Question # 23

Which can be prepared from HNO3?

Question # 24

Sulphuric acid is used

Question # 25

Structure of P4 is

Question # 26

Which element of group IV-A does not use d-orbital?

Question # 27

Which phosphorus is the most poisonous?

Question # 28

Among group V-A elements, the most electronegative element is:

Question # 29

The brown gas formed when metal reduces HNO3is

Question # 30

Which property is not present in non-metals:

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ECAT Chemistry Chapter 15 Important MCQ's

Sr.# Question Answer
1 Which property is not present in non-methals
A. Predominantly covalent
B. Poor conductor
C. Hig E.N. value
D. High electropositivity
2 Among group V-A elements, the most electronegative element is:
A. Sb
B. N
C. P
D. As
3 Which of the following species has the maximum number of unpaired electrons?
A. O2
B. O2+
C. O2-
D. O2-2
4 Which can be prepared from HNO3?
A. T.N.T
B. Fertilizers
C. Picric acid
D. All of these
5 Which gas is heavier than air?
A. CO2
B. NH3
C. Cl2
D. CO2
6 Which property is not present in non-metals:
A. Predominantly covalent
B. Poor conductor
C. High E.N. Value
D. High electropositivity
7 Among group V-A elements, the most electronegative element is
A. Sb
B. N
C. P
D. As
8 Structure of P4 is
A. Trigonal
B. Tetragonal
C. Hexagonal
D. Monoclinic
9 Which is laughing gas?
A. NO
B. N2O
C. NO2
D. NO3
10 Specific gravity of HNO3 is
A. 1.35
B. 1.53
C. 1.39
D. 1.93

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