Question

d. Heating the aluminium ore with
concentrated caustic soda.​

Answer 1

Answer:

When aluminium or is heated with caustic soda solution under high pressure for 2 to 8 hours at water soluble sodium aluminate is formed.

Answer 2

Explanation:

When aluminium or is heated with caustic sodasolution under high pressure for 2 to 8 hours at water soluble sodium aluminate is formed.