(a) What is the difference betwee a mineral and an ore?
(b) Which metal is extracted from cinnabar ore?
(c) Name one ore of sodium. Name the sodium compound present in this ore and write its chemical formula.
(d) How is sodium metal extracted? Explain with the help of equation of the reaction involved.
(e) Name three other metals which are extracted in a manner similar to sodium.

How are metals extracted from mineral ores?

Which metal is present in cinnabar ore?

(a) Name the metal which is extracted from haematite ore. (b) name one ore of aluminium. Name the aluminium compound present in this ore and write its chemical formula. (c) How is aluminium metal extracted? Explain with the help of an equation. (d) name the electrode at which aluminium metal is produced. (e) Which gas is produced during the extraction of aluminium? at which electrode is this gas produced?

How is copper metal extracted from its sulphide ore ?

(a) Which metal is extracted from calamine ore? (b) Name one ore of mercury. Which mercury compound is present in this ore? Write its chemical formula. (c) How is copper extracted from its sulphide ore (coope glance), Cu_(2)S ? Explain with equations of the reactions involved. (d). What is an alloy? Give two examples of alloys. (e) How are the properties of an alloy different from those of the constitutent elements?

Name the metals which are extracted from pyrolusite ores:

How is iron extracted from its ore ? Explain with related chemical reactions.

(a) Which metal is extracted from bauxite ore? (b) Give the name of one ore of iron. Which iron compound is preent in this ore? Write its chemical formula. (c). Describe the extraction of zinc metal from its sulphide ore (zinc blende). Write equations of the reactions involved. (d) Explain why, the galvanised iron article is protected against rusting even if the zinc layer is broken. (e) name a common metal which is highly resistant to corrosion.