A to F below relate to the source and extraction of zinc or aluminium.
A: Bauxite
B: Coke
C: Cryolite
D: Froth Floatation
E: NaOH solution
F: Zinc Blende
1. Write down the three letters each from the above list which are relevant to-Al
2. The ore from which aluminum is extracted must be treated with ______ so that pure Al2O3 can be obtained.
3.Pure Al2O3 is dissolved in _______ to make a conducting solution
4. Write the formula of Cryolite.
Answers
Answer:
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Explanation:
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