China is blocking exports of these vital minerals. What makes them so special?

The group 1 elements are all soft, reactive metals with low melting points. They react with water to produce an alkaline metal ... questions - groups in the periodic table - Edexcel Understanding ...

The periodic table The periodic ... Group 1 alkali metals The Group 1 elements, also known as the alkali metals, all react vigorously with water to produce an alkaline solution.