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.
The bond between the 2 carbon atoms in ethylene is a double bond and is indicated by a double line (=) between the 2 carbon atoms.Two atoms may also form a triple bond, which is 6 electrons shared between 2 atoms. In a triple bond, 2 of the electrons form a Ï bond, and the other 4 electrons form 2 Ï bonds. covalent bond is the sharing of 2 electrons between 2 atoms. Chlorine atoms form a Ï bond with each other to make Cl 2. In ethane, a pi (Ï) bond is formed from the overlap of p orbitals. Note that a Ï bond can be formed only after a Ï bond is already present between 2 atoms.