2nd Year Chemistry MCQs F.Sc. Part 2
Chapter No.5
The Halogens and The Noble Gases
Total MCQs = 48
46. Fluorine is reactive due to: (NET 2013)
A. Low ionization potential
B. Low dissociation energy
C. Low electro negativity
D. Large size
Answer:
B. Low dissociation energy
47. Oxides of xenon are formed from: (NET 2013)
A. XeF6
B. XeF4
C. XeF2
D. All of these
Answer:
A. XeF6
48. Percentage of Chlorine present in bleaching powder is: (NET 2013)
A. 5 – 10
B. 20 – 25
C. 35 – 40
D. 50 – 60
Answer:
C. 35 – 40
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