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

Which property is not present in non-metals:

Question # 2

Specific gravity of HNO3 is

Question # 3

Tungsten and uranium are turned to an reaction with HNO3

Question # 4

Allotropic forms of oxygen Te, Se are

Question # 5

Which is the most reactive?

Question # 6

Aqua Regia has ration of conc. HCl and HNO3.

Question # 7

Structure of P4 is

Question # 8

Colour of PCl5is:

Question # 9

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

Question # 10

The most stable phosphorus allotrope is

Question # 11

Which can be prepared from HNO3?

Question # 12

What are non-metals?

Question # 13

SO2is not absorbed in water directly to or H2SO4because:

Question # 14

Nitrogen is present in atmosphere by weight

Question # 15

Allotropic forms of sulpher are

Question # 16

Which has sweetish taste?

Question # 17

Which catalyst is used in contact process?

Question # 18

Posphorus belongs to a group

Question # 19

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

Question # 20

NO2 forms acidic solution

Question # 21

All elements of group VI-A non-metal except

Question # 22

Nitrogen is present in atmosphere by weight:

Question # 23

Which element belongs to group V-A?

Question # 24

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

Question # 25

Nitrogen is present in atmosphere

Question # 26

Oxidation of NO in air produces

Question # 27

Which is nitrous acid?

Question # 28

Formation of NO from N2 and O2 requires temp

Question # 29

Nitrogen is present in atmosphere

Question # 30

Sulphuric acid is used

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ECAT Chemistry Chapter 15 Important MCQ's

Sr.# Question Answer
1 Posphorus belongs to a group
A. III-A
B. IV-A
C. V-A
D. VI-A
2 What are non-metals?
A. Sb & Bi
B. P & Bi
C. N & P
D. As & N
3 Out of all the elements of group VI-A the highest melting and boiling points is shown by the elements:
A. Te
B. Se
C. S
D. Pb
4 NO2 forms acidic solution
A. Red
B. Blue
C. Green
D. Brown
5 The brown gas formed when metal reduces HNO3is
A. N2O5
B. N2O3
C. NO2
D. NO
6 Nitrogen is present in atmosphere
A. 36%
B. 78%
C. 89%
D. 21%
7 Colour of N2O4 is
A. Raddish brown
B. Yellow
C. Colouries
D. green
8 Which is laughing gas?
A. NO
B. N2O
C. NO2
D. NO3
9 Laughing gas is chemically
A. NO
B. N2O
C. NO2
D. N2O4
10 Which gas is heavier than air?
A. CO2
B. NH3
C. Cl2
D. CO2

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