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Section 3 Covalent Bonds
______ _____ When atoms ____________one or more electrons Two ____________ share electrons to fill their outermost shell
____________ Two or more atoms joined by a definite ratio. Electron-dot diagrams show the number of ___________ _______
Simplest Molecules _________ ________ made up of two atoms of the same element ___________ ________ elements found naturally as diatomic molecules
Metallic Bonds A bond formed by the attraction between positively charged metal ions and the electrons in the metal.
ElementAtomic Number Valence Electrons Number to Fill Outer Shell Carbon6 Chlorine17 Hydrogen1 Phosphorous15 Oxygen8 Sulfur16 Nitrogen7
Hydrogen + Hydrogen Hydrogen + Oxygen Chlorine + Chlorine Oxygen + Oxygen Carbon + Oxygen Carbon + Hydrogen Hydrogen + Chlorine Carbon + Chlorine
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