Q. Which of the following is/are halogen element/s?
1.Chlorine
2.Bromine
3.Iodine
How many of the statements given above are correct?
Answer: C
Notes:
Explanation: As per a recent study, oceans cool the planet by releasing short-lived halogens that contribute 8-10 per cent of cooling.
SLH (lifetime of less than six months) are gases that contain the halogen elements chlorine, bromine, or iodine.
Source: FORUMIAS

