Multiple choice The compound used for storing hydrogen in hydrogen tanks is sodium aluminium hydride sodium aluminium phosphate sodium aluminium sulphate sodium hexafluoroaluminate Reveal answer Fill a bubble to check yourself A Correct answer Explanation Sodium aluminium hydride (NaAlH4) or sodium alanate is a chemical compound used as a reducing agent. It is similar to lithium aluminium hydride. It is used for hydrogen storage in hydrogen tanks.