Atomic bonding

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Atomic bonding

  1. 1. ATOMIC BONDING<br />Class notes<br />Thursday, Sept. 23, 2010<br />
  2. 2. Positive or negative charge?<br />An atom that GAINS one or more electrons will have a _____________ charge<br />An atom that LOSES one or more electrons will have a _____________ charge<br />
  3. 3. Ions<br />An atom that GAINS or LOSES an electron is called an __________.<br />A positive ion is called a ______________.<br />A negative ion is called a ______________.<br />
  4. 4. Ionic bonding<br />Atoms will ______________ one or more electrons to another to form the bond<br />Each atom is left with a _____________outer shell<br />Forms between a _____________ ion with a positive charge and a ____________________ ion with a negative charge<br />
  5. 5. EXAMPLES of ionic bonding<br />Sodium (Na) + chlorine (Cl)<br />Magnesium (Mg) + oxygen (O)<br />
  6. 6. Covalent bonds<br />Atoms ____________ one or more electrons with each other to form a bond<br />Each atom is left with a _______________ outer shell<br />A covalent bond forms between two ________________<br />
  7. 7. EXAMPLES of covalent bonding<br />Hydrogen (H) + hydrogen (H)<br />Hydrogen (H) + oxygen (O)<br />
  8. 8. Covalent bonds continued…<br />Carbon ( C ) + 2 oxygen (O)<br />

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