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.
Report Abuse. remember ionic bonds form with metal and non metal. Nitrogen and oxygen are found on the right side of periodic table so they are both nonmetals. Covalent bonds form between nonmetals. You can only upload photos smaller than 5 MB. 2  You can only upload videos smaller than 600MB. 3  You can only upload a photo (png, jpg, jpeg) or a video (3gp, 3gpp, mp4, mov, avi, mpg, mpeg, rm). 4  You can only upload a photo or a video.