Section 3 Covalent Bonds.

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Presentation transcript:

Section 3 Covalent Bonds

______ _____ When atoms ____________one or more electrons ______ _____ 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.

Complete the Table Below Element Atomic Number Valence Electrons Number to Fill Outer Shell Carbon 6 Chlorine 17 Hydrogen 1 Phosphorous 15 Oxygen 8 Sulfur 16 Nitrogen 7

Make it Happen Hydrogen + Hydrogen Hydrogen + Oxygen Chlorine + Chlorine Oxygen + Oxygen Carbon + Oxygen Carbon + Hydrogen Hydrogen + Chlorine Carbon + Chlorine