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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| Valence electron | The electrons that are in the highest energy level of an atom and that are involved in chemical bond.
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| Electron dot diagram | A representation of the valence electron in an atom
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| chemical bond | The force of attraction that holds two atoms together
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| ion | An atom or group of atom that has become electrically charged
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| ionic bond | The attract between oppositely charged ions
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| polyatomic ions | An ion that is made of more than one atom
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| chemical formula | Symbols that show the elements in a compound and the ratioof atoms
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| subscript | A number in a chemical formula that tells the umber of atoms in a molecule or the ratio of elements in a compound.
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| crystal | A solid in which the atoms are arranged in a pattern that repeats again and again
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| Covalent bond | A chemical bond formed when two atoms share electrons
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| molecule | A neutral group of two or more atoms held together by Covalent bonds
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| metallic bond | An attraction between a positive metal ion and the electrons surrounding it
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Created by:
15longalb
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