Answer the following questions:(i) Name a metal which is found abundantly in the earth's crust.(ii) What is the difference between calcination and roasting?(iii) Name the process used for the enrichment of sulphide ore.(iv) Write the chemical formulae of one main ore of iron and aluminium.(v) Write the constituents of electrolyte for the extraction of aluminium.

Answer the following questions:(i) Name a metal which is found abundan

1.	Answer the following questions:(i) Name a metal which is found abundantly in the earth's crust.(ii) What is the difference between calcination and roasting?(iii) Name the process used for the enrichment of sulphide ore.(iv) Write the chemical formulae of one main ore of iron and aluminium.(v) Write the constituents of electrolyte for the extraction of aluminium.
Answer» Answer the following questions: (i) Name a metal which is found abundantly in the earth's crust. (ii) What is the difference between calcination and roasting? (iii) Name the process used for the enrichment of sulphide ore. (iv) Write the chemical formulae of one main ore of iron and aluminium. (v) Write the constituents of electrolyte for the extraction of aluminium.