Question

Carborundum is

• A. $SiC$
• B. $A{l}_2{O}_3\cdot H_{2}O$
• C. $A{l}_2(S{O}_4){}_3$
• D. $AlC{l}_3$

Answer 1

Answer: (A)

When silica is heated with carbon in electric furnace, it is reduced to carborundum or silicon carbide.

$Si{O}_2+3C⟶SiC+2CO$