Question

Write names
1.alloy of sodium with Mercury
2.molecular formula for common ore of aluminum.
3.the oxide that forms salt and water by reacting with acid and base.
4.the device used for grinding iron ore.
5.the nonmetal having electrical conductivity.
6.the reagent that dissolves Nobel metals...
Plz give the ans...

Answer 1

Answer:

1. sodium amalgam - Na (Hg)

2. Bauxite - Al2O(OH)4

3. Amphoteric oxide - examples are lead oxide and zinc oxide

4. Ball mill

5. Graphite

6. regal water or king's water or aqua regia ( a mixture of nitric acid and hydrochloric acid in a molar ratio of 1:3