Question

The chemical formula of bauxite ore is ______.

• A. $ZnC{O}_3$
• B. $A{l}_2{O}_3.2H_{2}O$
• C. $F{e}_2{O}_3$
• D. $C{u}_{2}O$

Answer 1

The correct option is B $A{l}_2{O}_3.2H_{2}O$

• Bauxite is the ore of aluminium having chemical formula as $A{l}_2{O}_3.2H_{2}O$.
• $ZnC{O}_3$ is the chemical formula of calamine.
• $F{e}_2{O}_3$ is the chemical formula of haematite.
• $C{u}_{2}O$ is the chemical formula of cuprite.