The ore from which aluminium is extracted must first be treated with solution so that pure aluminium oxide can be obtained. Name the ore and solution

A to F below relate to the source & extraction of either Zinc or Aluminium. A: Bauxite, B: Coke, C : Cryyolite, D : Froth flotation, E : Sodium hydroxide solution, F: Zinc blende. (i) Write down the three letters each from the above list which are relevant to - Aluminium (ii) Fill in the blanks using the most appropriate words from A to F : (a) The ore from which aluminium is extracted must first be treated with ______________so that pure Aluminium oxide can be obined. (b) Pure Aluminium oxide is dissolved in _____________ to make a conducting solution (iii) Write the formula of Cryolite.

A to F below are related to the source and extraction of either Zinc or Aluminium. A. Bauxite B. Coke C. Cryolite D. Froth floatation E. Sodium hydroxide solution F Zinc blende The ore from which aluminium is extracted must first be treated with ............ so that pure aluminium oxide is obtained.

Sodium, Magnesium and Aluminium can be obtained from their ore by

Name the most important ore of aluminium.

The metal which can be extracted from the bauxite ore is:

Write the reaction of aluminium oxide with potassium hydroxide solution

Write a balanced equation for the reaction betwee- aluminium oxide & sodium hydroxide solution.

Write the name and formula of an ore of aluminium.