2nd Year Chemistry MCQs F.Sc. Part 2
Chapter No.5
The Halogens and The Noble Gases
Total MCQs = 48
36. Bleaching powder is __________ agent? (NET 2015)
A. Oxidizing
B. Reducing
C. Both a and b
D. None of the these
Answer:
A. Oxidizing
37. Which of the following is bleaching powder’s forumula? (NET 2015)
A. Ca(ClO)4
B. Ca(ClO)2
C. Ca(ClO)Cl
D. Ca(Cl2O)2
Answer:
C. Ca(ClO)Cl
38. Which of the following is component of Tear gas? (NET 2015)
A. Bromine
B. Fluorine
C. Chlorine
D. Argon
Answer:
C. Chlorine
39. ________ is used electric light bulbs, in fluorescent tubes, in radio tubes and Geiger counters (NET 2015)
A. Radon
B. Neon
C. Argon
D. Both a and b
Answer:
C. Argon
40. What is the heat vaporization of Radon? (NET 2015)
A. 1.77
B. 9.7
C. 18
D. 6.5
Answer:
C. 18
