Extraction of Non-metals from Ores

Chemistry ⇒ Metals and Non-metals

Extraction of Non-metals from Ores starts at 10 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Extraction of Non-metals from Ores. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 11

Describe the Frasch process for the extraction of sulphur.

Describe the main difference between the extraction of metals and non-metals from their ores.

Describe the process of extracting bromine from brine.

Describe the role of electrolysis in the extraction of chlorine from brine.

Describe the steps involved in the extraction of phosphorus from phosphate rock.

Explain why carbon is not used to extract non-metals from their ores.

Explain why electrolysis is suitable for extracting highly reactive non-metals.

Explain why the extraction of fluorine requires special apparatus.

Explain why the extraction of non-metals often involves oxidation reactions.

Name the process used to extract chlorine from brine.

Name the process used to extract iodine from seaweed.

State the chemical reaction that occurs at the anode during the electrolysis of brine.

State the main steps involved in the extraction of sulphur by the Frasch process.