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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
Radioactive element in halogens is
Question # 2
Hydrogen bond is the strongest between the molecules of:
Question # 3
Corrosion proof parts of machinery are prepared from
Question # 4
The strongest acid is
Question # 5
Colour of chlorine is
Question # 6
An element that has a high ionization energy and tends to be chemically inactive would most likely to be
Question # 7
A property which differs fluorine from the other halogens?
Question # 8
Chlorine heptoxide (Cl2O7) reacts with water to form
Question # 9
Nobel gases are placed group:
Question # 10
Which is used in arc welding and cutting?
Question # 11
The available chlorine is bleaching power is
Question # 12
Bleaching powder is agent:
Question # 13
Oxidation state of fluorine is:
Question # 14
The noble gases are
Question # 15
Halogens are called.
Question # 16
Bleaching powder is prepared by the reaction of Cl2 with.
Question # 17
Which of the following hydrogen halide is the weakest acid in solution
Question # 18
The only non-metal in liquid form is
Question # 19
Hydrogen bond is the strongest between the molecules of
Question # 20
Which has complete valence shell?
Question # 21
Perchloric acid can be stored in solution form
Question # 22
Which halogen will react spontaneously with Au(s)to produce Au3++
Question # 23
Which is used as cooling medium in nuclear reactors?
Question # 24
Gaseous HF exists in the form of
Question # 25
the anhydride of HCIO4is
Question # 26
Noble gases in the atmosphere are
Question # 27
Which is present as a result of radioactive decay on earth?
Question # 28
Colour of bromine is
Question # 29
Smell of halogens is:
Question # 30
An element that has a high ionization energy and tends to be chemically inactive would most likely to be:
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 -
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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 | Radioactive element in halogens is |
A. Astatine
B. bromine
C. Iodine
D. Fluorine
|
| 2 | Which halogen has maximum Van-der Waal's forces? |
A. F2
B. Cl2
C. Br2
D. I2
|
| 3 | Hydrogen bond is the strongest between the molecules of |
A. HF
B. HCl
C. HBr
D. HI
|
| 4 | Which is volatile liquid? |
A. HF
B. HCl
C. HBr
D. Hl
|
| 5 | Which is the strongest acid? |
A. HClO
B. HClO2
C. HClO3
D. HClO4
|
| 6 | Angle is OF2is |
A. 1200
B. 1800
C. 1050
D. 1020
|
| 7 | the anhydride of HCIO4is |
A. CIO3
B. ClO2
C. Cl2O5
D. Cl2O7
|
| 8 | Chlorin heptoxide reacts with water to form: |
A. Hypochlorous acid
B. Chloric acid
C. Perchloric acid
D. Chlorine and oxygen
|
| 9 | Perchloric acid can be stored in solution form |
A. 47%
B. 57%
C. 67%
D. 77%
|
| 10 | I2O5is used for quantitative study of |
A. CO2
B. NO2
C. NO
D. CO
|
Test Questions