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.
Confidence votes 2.1K. Covalent bonds usually form between two or more nonmetals such as H2, HF, H2O, NH3 or CH4.