1.

(A) Alumina is leached from bauxite using caustic soda (R) Leaching is used when ore alone, but not gangue is soluble in a suitablesolvent.

Answer»

Both (A) and (R) are TRUE and (R) is the CORRECT EXPLANATION of (A)
Both (A) and (R) are true and (R) is not the correct EXPLANATIONOF (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :C


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