Enter a clue or pattern or both:
The Clue
Degrees of elements' combining power (8 letter answer)
The Answer
VALENCES
Tags
Notes
The answer VALENCES is so rare that it appears less than once every 2500 puzzles.
Definition
VALENCE as a noun:
1. (valence, valency) = (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
2. (valence, valency) = (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)