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.
covalent b/c they are both nonmetals. A covalent bond is between two elements on the right side of the periodic table, an ionic bond is between the left and right side.nswered by The Community. Making the world better, one answer at a time. I had this same question; because dinitrogen tetroxide has 2 Nitrogen & oxygen atoms, I wrote that it is covalent. My reasoning was that it doesn't combine negative and positive charges, both nitrogen and oxygen have negative charges.