Chapter 13 - Chemical Bonding
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| chemical bonding | the joining of atoms to form new substances
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| chemical bond | a force of attraction that holds two atoms together
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| valence electrons | the electrons in the outermost energy level of the atom
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| ions | charged particles that form during chemical changes when one or more of the valence electrons transfer from one atom to another
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| covalent bond | the force of attraction between the nuclei of atoms and the electrons shared by the atoms
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| crystal lattice | a repeating three-dimensional pattern of ions
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| ionic bond | the force of attraction between oppsitely charged ions
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| molecule | a neutral group of atoms held together by covalent bonds
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| metallic bond | the force of attraction between a positively charged metal ion and the electrons in a metal
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| how many valence electrons are needed to fill the outermost energy level | 8 or for helium and hydrogen 2
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| how can you tell how reactive an element is | an element with 8 electrons isn't reactive at all, and an element with 1 valence electron is the most reactive
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| What are common diatomic molecules | the are simple molecules consisting of two atoms bonded together; including oxygen nitrogen and hydrogen
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| What are the properties of metals? | good conductors, malleable, ductile, and shiny
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