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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
Half life period of astatine is
Question # 2
Which noble gas is used in mixture used for breathing by divers?
Question # 3
the anhydride of HCIO4is
Question # 4
Halogens are called.
Question # 5
Which halogen occurs naturally in a positive oxidation state?
Question # 6
An element that has a high ionization energy and tends to be chemically inactive would most likely to be:
Question # 7
Molecule of halogens exist as
Question # 8
Which halogen has maximum Van-der Waal's forces?
Question # 9
Noble gases in the atmosphere are
Question # 10
Which is present as a result of radioactive decay on earth?
Question # 11
The strongest hydrogen bond is in
Question # 12
The most reactive elements are
Question # 13
Angle is OF2is
Question # 14
Which is volatile liquid?
Question # 15
Oxidation state of fluorine is
Question # 16
Corrosion proof parts of machinery are prepared from
Question # 17
Nobel gases are placed group:
Question # 18
Oxidation state of fluorine is:
Question # 19
A property which differs fluorine from the other halogens?
Question # 20
Colour of bromine is
Question # 21
Second most element in the universe is
Question # 22
An element that has a high ionization energy and tends to be chemically inactive would most likely to be
Question # 23
Which is the strongest acid?
Question # 24
The available chlorine is bleaching power is
Question # 25
Which is used as cooling medium in nuclear reactors?
Question # 26
The only non-metal in liquid form is
Question # 27
The compound with cyclic hexamer is
Question # 28
Which halogen will react spontaneously with Au(s)to produce Au3++
Question # 29
Colour of fluorine gas is
Question # 30
Colour of chlorine 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 | Second most element in the universe is |
A. He
B. Ne
C. Ar
D. Kr
|
| 2 | Non sticking coating in cooking utensils is done by |
A. Iron
B. Cooper
C. Plastic
D. Teflon
|
| 3 | I2O5is used for quantitative study of |
A. CO2
B. NO2
C. NO
D. CO
|
| 4 | Which halogen occurs naturally in a positive oxidation state? |
A. Fluorine
B. Chlorine
C. Bromine
D. Iodine
|
| 5 | The compound with cyclic hexamer is |
A. HF
B. HCl
C. HBr
D. HI
|
| 6 | Radioactive element in halogens is |
A. Astatine
B. bromine
C. Iodine
D. Fluorine
|
| 7 | Halogens are called |
A. Salt former
B. Light bearing
C. Copper forming
D. none of these
|
| 8 | Smell of halogen is |
A. Fruity
B. Sweet
C. Irritating
D. Rotten egg
|
| 9 | Corrosion proof parts of machinery are prepared from |
A. Iron
B. Copper
C. Plastic
D. Teflon
|
| 10 | Which is used as cooling medium in nuclear reactors? |
A. He
B. Ne
C. Ar
D. Kr
|
Test Questions