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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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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements
00:00
Question # 1
Out of all the elements of group V-A , the highest ionization energy is possessed by:
Question # 2
Formation of NO from N2 and O2 requires temp
Question # 3
Nitrogen is present in atmosphere by weight:
Question # 4
Out of all the elements of group V1-A the highest melting and boiling points is shown by the element
Question # 5
Which gas is heavier than air?
Question # 6
Nitrogen is present in atmosphere
Question # 7
Which phosphorus is the most poisonous?
Question # 8
Which has sweetish taste?
Question # 9
Aqua Regia has ration of conc. HCl and HNO3.
Question # 10
Which is nitrous acid?
Question # 11
Which is laughing gas?
Question # 12
Bone ash contains calcium phosphate
Question # 13
Tungsten and uranium are turned to an reaction with HNO3
Question # 14
Which is the most reactive?
Question # 15
Which property is not present in non-metals:
Question # 16
Specific gravity of HNO3 is
Question # 17
Out of all the elements of group V-A, the highest ionization energy is possessed by
Question # 18
Calcium carbonate contains oxygen in it
Question # 19
Which are metalloid?
Question # 20
Allotropic forms of sulpher are
Question # 21
Colour of N2O4 is
Question # 22
NO2forms acidic solution:
Question # 23
Among group V-A elements, the most electronegative element is
Question # 24
Structure of P4 is
Question # 25
Laughing gas is chemically
Question # 26
The brown gas formed when metal reduces HNO3is
Question # 27
Nitrogen is present in atmosphere
Question # 28
Reaction of HNO, with very dilute Zinc and at low temperature gives
Question # 29
Colour of PCl5is:
Question # 30
Posphorus belongs to a group
Top Scorers Of ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements MCQ`s Test
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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 | Which has garlic like odour? |
A. N2O
B. NO
C. NO2
D. NH4
|
| 2 | Allotropic forms of oxygen Te, Se are |
A. Two
B. Three
C. Four
D. Five
|
| 3 | Calcium carbonate contains oxygen in it |
A. 48%
B. 50%
C. 53%
D. 60%
|
| 4 | Structure of P4 is |
A. Trigonal
B. Tetragonal
C. Hexagonal
D. Monoclinic
|
| 5 | Nitrogen is present in atmosphere |
A. 21%
B. 36%
C. 89%
D. 78%
|
| 6 | Allotropic forms of sulpher are |
A. Two
B. Three
C. Four
D. Five
|
| 7 | The most stable phosphorus allotrope is |
A. White
B. Red
C. Black
D. All
|
| 8 | Among group V-A elements, the most electronegative element is: |
A. Sb
B. N
C. P
D. As
|
| 9 | Which is aqua regia? |
A. HCL : NO
B. HCl : HNO3
C. HCl : H2SO4
D. H2SO4 : HNO3
|
| 10 | Which property is not present in non-methals |
A. Predominantly covalent
B. Poor conductor
C. Hig E.N. value
D. High electropositivity
|
Test Questions
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