Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

valence electron

noun

Definition of valence electron

  1. :  a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom



1922

First Known Use of valence electron

1922


Medical Dictionary

valence electron

noun

Medical Definition of valence electron

  1. :  a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom




Learn More about valence electron


Seen and Heard

What made you want to look up valence electron? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 13, 2016

a trying or distressing experience

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

2.2 pounds 16.96 pounds 100 pounds 196.5 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ