2nd Year Chemistry MCQs F.Sc. Part 2
Chapter No.5
The Halogens and The Noble Gases
Total MCQs = 48
16. Silver bromide is used in (LHR 2015)
A. Paints
B. Photography
C. Cermaics
D. Gasoline
Answer:
B. Photography
17. The element which causes burn to skin that heels slowly (GRW 2016)
A. F2
B. Cl2
C. Br2
D. Acid
Answer:
C. Br2
18. Which halogen is used as an insecticide (FSD 2015)
A. Br2
B. I2
C. Cl2
D. F2
Answer:
C. Cl2
19. Xenon has kinds of oxides: (RWP 2014)
A. 2
B. 3
C. 4
D. 1
Answer:
A. 2
20. Which of the gases is used in bactial lamps (LHR 2012)
A. Neon
B. Flourine
C. Xenon
D. Chlorine and oxygen
Answer:
C. Xenon
