ଅର୍ଥ : सर्वात हलके वायूरूप मूलद्रव्य.
ଉଦାହରଣ :
हाइड्रोजनला रंग, गंध व चव नसते
ଅନ୍ୟ ଭାଷାରେ ଅନୁବାଦ :
A nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas. The simplest and lightest and most abundant element in the universe.
atomic number 1, h, hydrogen