Chemical predictions. Side note. Compounds formed from acids and alkali metals. Alkali metals with acids. Compounds formed from Carbonates + acids. Compounds formed from metals+acids. Compounds formed from metals+oxygen. Melting point and boiling point description. Metals. Ductile copper thats been stretched into wires. Pan made of Metal becuase it conducts heat well. Shared properties. Non-metals. Nitrogen at boiling point and melting point. Liquid (melted) Nitrogen. Nitrogen at boiling point. Test for Hydrogen (pop test) Example of Pop Test. Test for CO2. Example of a test for CO2.