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MCQ's Test For ECAT Chemistry Chapter 16 The Halogens and The Noble Gases
Try The MCQ's Test For ECAT Chemistry Chapter 16 The Halogens and The Noble Gases
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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 16 The Halogens and The Noble Gases
00:00
Question # 1
The strongest hydrogen bond is in
Question # 2
Which is present as a result of radioactive decay on earth?
Question # 3
Smell of halogens is:
Question # 4
Which is used as cooling medium in nuclear reactors?
Question # 5
Which is the strongest acid?
Question # 6
Hydrogen bond is the strongest between the molecules of:
Question # 7
Which of the following hydrogen halide is the weakest acid in solution?
Question # 8
Which halogen will react spontaneously with Au(s)to produce Au3++
Question # 9
I2O5is used for quantitative study of
Question # 10
Which noble gas is used in mixture used for breathing by divers?
Question # 11
The available chlorine is bleaching power is
Question # 12
Which of the following hydrogen halide is the weakest acid in solution
Question # 13
Colour of chlorine is
Question # 14
Half life of most stable isotope of astatine is
Question # 15
Astatine belongs to group
Question # 16
Bleaching powder is agent:
Question # 17
An element that has a high ionization energy and tends to be chemically inactive would most likely to be
Question # 18
Bleaching powder may be produced by passing chlorine over
Question # 19
Nobel gases are placed group:
Question # 20
Corrosion proof parts of machinery are prepared from
Question # 21
Which compound of noble gas xenon can be prepared?
Question # 22
The only non-metal in liquid form is
Question # 23
Colour of Iodine is
Question # 24
Angle is OF2is
Question # 25
Astatine belongs to group:
Question # 26
Used in tooth pastes is
Question # 27
Which halogen occurs naturally in a positive oxidation state?
Question # 28
Colour of fluorine gas is
Question # 29
Which is used in bacterial lamps
Question # 30
Half life period of astatine is
Top Scorers Of ECAT Chemistry Chapter 16 The Halogens and The Noble Gases MCQ`s Test
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A Arian Ahmed 08 - Mar - 2024 00 Min 03 Sec 120/120 -
J Jiya Khan 27 - Feb - 2024 02 Min 27 Sec 120/120 -
N Naima Kausar 13 - Mar - 2023 03 Min 10 Sec 120/120 -
T TETO Teto 13 - Mar - 2023 01 Min 24 Sec 115/120 -
T Tasawar Hussain 27 - May - 2024 02 Min 04 Sec 115/120 -
N Nasreen Sardar 10 - Jun - 2023 05 Min 14 Sec 115/120 -
K Khudeeja Iftikhar 12 - Mar - 2024 02 Min 57 Sec 110/120 -
K Khan Abdullah Asghar Mahmood 28 - Feb - 2024 03 Min 20 Sec 110/120 -
M Muhammad Sabtain Umar 11 - Mar - 2023 01 Min 59 Sec 105/120 -
M Maha Musharaf 24 - Mar - 2023 02 Min 43 Sec 105/120 -
M Mehak Javaid 23 - Mar - 2024 11 Min 19 Sec 105/120 -
N Nayab Shahzad 02 - Mar - 2024 12 Min 29 Sec 105/120 -
U Unaiza Usman 15 - Feb - 2024 02 Min 40 Sec 100/120 -
D Daim Ali 05 - Dec - 2023 02 Min 26 Sec 95/120 -
A Azeema Siddique Muhammad Siddique 06 - Mar - 2024 02 Min 39 Sec 95/120
ECAT Chemistry Chapter 16 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The available chlorine is bleaching power is |
A. 25-30%
B. 30-35%
C. 35-40%
D. 40-45%
|
| 2 | Which has complete valence shell? |
A. C
B. N
C. O
D. Ne
|
| 3 | The strongest hydrogen bond is in |
A. HF
B. HCl
C. HBr
D. Hl
|
| 4 | Which is the strongest acid? |
A. HClO
B. HClO2
C. HClO3
D. HClO4
|
| 5 | Noble gases are placed in group |
A. Group IV-A
B. Group V-A
C. Group VI-A
D. Group VII-A
|
| 6 | Oxidation state of fluorine is |
A. +1
B. +2
C. -1
D. -2
|
| 7 | Which halogen occurs naturally in a positive oxidation state? |
A. Fluorine
B. Chlorine
C. Bromine
D. Iodine
|
| 8 | Perchloric acid can be stored in solution form |
A. 47%
B. 57%
C. 67%
D. 77%
|
| 9 | Which of the following hydrogen halide is the weakest acid in solution? |
A. HF
B. HBr
C. Hl
D. HCl
|
| 10 | Smell of halogen is |
A. Fruity
B. Sweet
C. Irritating
D. Rotten egg
|
Test Questions
