Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
.jpg)
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
-
Total Questions30
-
Time Allowed30
ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements
00:00
Question # 1
Among group V-A elements, the most electronegative element is
Question # 2
Out of all the elements of group VI-A the highest melting and boiling points is shown by the elements:
Question # 3
Which element of group IV-A does not use d-orbital?
Question # 4
Nitrogen is present in atmosphere
Question # 5
SO2is not absorbed in water directly to or H2SO4because:
Question # 6
Which is aqua regia?
Question # 7
Which phosphorus is the most poisonous?
Question # 8
NO2 forms acidic solution
Question # 9
Which is an inert gas?
Question # 10
Calcium carbonates contains oxygen in it:
Question # 11
Ring testis given by ions.
Question # 12
Which property is not present in non-metals:
Question # 13
Which is nitrous acid?
Question # 14
Which of the following species has the maximum number of unpaired electrons?
Question # 15
The most stable phosphorus allotrope is
Question # 16
Bone ash contains calcium phosphate
Question # 17
Out of all the elements of group V1-A the highest melting and boiling points is shown by the element
Question # 18
All elements of group VI-A non-metal except
Question # 19
Allotropic forms of oxygen Te, Se are
Question # 20
Which are metalloid?
Question # 21
SO3 is not absorbed in water directly to or H2SO4 because
Question # 22
Which element belongs to group V-A?
Question # 23
Posphorus belongs to a group
Question # 24
The brown gas formed when metal reduces HNO3is
Question # 25
Which has garlic like odour?
Question # 26
Which catalyst is used in contact process?
Question # 27
NO2forms acidic solution:
Question # 28
Sulphuric acid is used
Question # 29
Tungsten and Uranium are turned to an reaction with HNO3:
Question # 30
Colour of N2O4 is
Top Scorers Of ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements MCQ`s Test
-
T Tasawar Hussain 24 - Feb - 2024 01 Min 57 Sec 120/120 -
T TETO Teto 13 - Mar - 2023 00 Min 29 Sec 115/120 -
N Nasreen Sardar 10 - Jun - 2023 02 Min 12 Sec 110/120 -
Z Zulnurain zulfiqar 16 - Feb - 2023 03 Min 42 Sec 105/120 -
A Ayesha Ch 11 - Mar - 2024 03 Min 49 Sec 105/120 -
O Omer Farooq 11 - Mar - 2023 06 Min 59 Sec 105/120 -
A Arian Ahmed 08 - Mar - 2024 00 Min 06 Sec 100/120 -
K Khudeeja Iftikhar 12 - Mar - 2024 02 Min 27 Sec 100/120 -
M minha rasheed 20 - Feb - 2023 02 Min 59 Sec 100/120 -
D Daim Ali 05 - Dec - 2023 03 Min 14 Sec 95/120 -
K Khan Abdullah Asghar Mahmood 28 - Feb - 2024 02 Min 59 Sec 90/120 -
M mohammad ashraf 24 - Feb - 2024 12 Min 11 Sec 90/120 -
S Shanzay 10 - Mar - 2023 03 Min 24 Sec 85/120 -
A Abdul Hannan 17 - Nov - 2023 03 Min 21 Sec 80/120 -
N Nayab Shahzad 02 - Mar - 2024 16 Min 27 Sec 80/120
ECAT Chemistry Chapter 15 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Specific gravity of HNO3 is |
A. 1.35
B. 1.53
C. 1.39
D. 1.93
|
| 2 | Which of the following species has the maximum number of unpaired electrons? |
A. O2
B. O2+
C. O2-
D. O2-2
|
| 3 | The most stable phosphorus allotrope is |
A. White
B. Red
C. Black
D. All
|
| 4 | Out of all the elements of group V-A , the highest ionization energy is possessed by: |
A. N
B. P
C. Sb
D. Bi
|
| 5 | Out of all the elements of group V-A, the highest ionization energy is possessed by |
A. N
B. P
C. Sb
D. Bi
|
| 6 | Which is nitrous acid? |
A. HNO3
B. HNO
C. HNO2
D. H2NO3
|
| 7 | Which can be prepared from HNO3? |
A. T.N.T
B. Fertilizers
C. Picric acid
D. All of these
|
| 8 | Which is laughing gas? |
A. NO
B. N2O
C. NO2
D. NO3
|
| 9 | Nitrogen is present in atmosphere by weight |
A. 75%
B. 76%
C. 77%
D. 78%
|
| 10 | Which has sweetish taste? |
A. N2O
B. NH3
C. Cl2
D. CO2
|
Test Questions
Share your comments & questions here
No comments yet. Be the first to comment!