I don't
The superlative for "light" is "lightest."
Hydrogen is the lightest gas found in air.
Hydrogen gas has the lightest density of any liquid.
lighter, lightest
Hydrogen is the lightest and most common atom in the universe. It has the symbol H and an atomic number of 1.
Lightest
The opposite of hydrogen does not have a direct scientific equivalent. Hydrogen is the lightest and simplest element, so its opposite would be a heavy or complex element, which is not a concept typically used in scientific terminology.
the lightest elements are gases and the lightest of these are hydrogen and helium.
The lightest metal is lithium.
The superlative form of the adjective 'light' is lightest.
Hydrogen is the lightest element. The isotope protium is the lightest kind of hydrogen atom.
ANSWER:The ant is the lightest animal in the world.
Iron 56 is the lightest
No hydrogen is the lightest element.
gas is the lightest in weight
The superlative for "light" is "lightest."
Hydrogen was, and is, the lightest gas