Your Answer
Iron is extracted from its ore, haematite, in a blast furnace. The ore is fed into the top of the furnace along with coke and limestone. ... The limestone decomposes in the hot furnace, forming calcium oxide. This reacts with the sandy impurities (silicon dioxide) to form a slag.
-
Archana
- 28 जुलाई
- 0 टिप्पणी
टिप्पणी
मॉक परीक्षण अभ्यास के लिए
aiims