Which halogen compound is used as a spot remover, cleaning fluid and as a fire extinguisher?
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → CCl4
Tetrachloromethane, \( \ce{CCl4} \), was used for these purposes; it was given up because it is toxic and, released into the air, it depletes the ozone layer.
NCERT (2026-27 edition):
Tetrachloromethane (Carbon Tetrachloride)
