2013 · Q102
Arsenic present in groundwater can be partially removed
general-scienceenvironment
- Aalong with removal of iron by precipitation method if iron is also present in the water
- Bon boiling even if iron is absent in the water
- Con UV treatment
- Don filtration even if iron is absent in the water.
Explanation
Arsenic can be partially removed along with iron by precipitation/coagulation when iron is present; boiling, UV treatment and plain filtration without iron do not remove it.