Hi,
Gases are most soluble in water under high pressure and low pressure.
Answer:
Fluorine is the most corrosive element in the periodic table.
Explanation:
A pure crystalline substance is a substance with an almost perfect regular and periodic pattern in a solid state. This makes this type of substance a hard one compared to an amorphous substance which is soft because of the irregular pattern within.
Not 100% be Im pretty positve its Bromine