Hydrogen is a chemical element with the atomic number 1.
Hydrogen
25
The atomic number of chlorine is 17.The atomic weight (after the IUPAC rules weight is the correct word in thiscase, for elements, not mass; mass is used only for isotopes) of chlorine is[35,446; 35,457], after the IUPAC tables, 2009 edition.
kaleidoscopic
The first word that comes to mind is the word "transformer".
Cage is a four-letter word that starts with c and means cell. Or case! Or the 5 letter word Crypt!
Hydrogen is probably the word. Hydrogen bomb, atomic bomb...
uranium
the 8 letter word that starts with H and means ATOMIC is HYDROGEN.i also found 7 other words that mean ATOMIC: FERMIONS NUCLEONS ELECTRON MOLECULE PARTICLE CHEMICAL NITROGEN
atomic bomb
50 is the atomic number of "tin."
number
Yttrium is a science word. It is a chemical element with the symbol Y and the atomic number 39.
"atomic number" is not "the/a" word, it is two words.
6 Letter word starts with A is "Africa".
letter word that starts with a g?"
Atomic number is the equivalent of the number of protons in an atomic nucleus.
A 5 letter word that starts with an L is Lipid