Definition of expend in the AudioEnglish.org Dictionary. Meaning of expend. What does expend mean? Proper usage and pronunciation (in phonetic transcription) of the word expend. Information about expend in the AudioEnglish.org dictionary, synonyms and antonyms.
Confidence votes 36. Covalent bonds usually form between the electrons in the outer valence of an atom. For study island the answer is nonmetals and nonmetals. Covalent bonds usually form between the electrons in the outer valence of an atom. For study island the answer is nonmetals and nonmetals.
Non-metal atoms share the valence electrons and form molecules. These shared pairs of electrons contributed by each of the atoms involved in bonding are located between the nuclei of atoms. Covalent bonds arise from the sharing of electrons between two atoms. Simple examples are found in water and carbon dioxide.