Vocabulary for Chemical bonding
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Electron Cloud | the group of electrons revolving around the nucleus of an atom; a cloudlike group of electrons.
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| Energy level | the fixed amount of energy that a system described by quantum mechanics, such as a molecule, atom, electron, or nucleus, can have.
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| Electron Dot diagram | A structural formula in which electrons are represented by dots; two dots between atoms represent a covalent bond.
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| Chemical Bond | a mutual attraction between two atoms resulting from a redistribution of their outer electrons.
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| Ion | an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
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| Ionic Bond | when a positively charged ion forms a bond with a negatively charged ions and one atom transfers electrons to another.
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| Compound | made up or consisting of several parts or elements, in particular.
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| Metallic Bond | the electrostatic attraction between the positively charged atomic nuclei of metal atoms and the delocalised electrons in the metal.
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| Covalent Bond | a chemical bond that involves the sharing of electron pairs between atoms.
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| Molecule | a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
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| Polar Bond | A type of covalent bond between two atoms in which electrons are shared unequally, resulting in a bond in which one atom has a slightly negative charge and the other a slightly positive charge.
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| Chemical formula | A compound is a substance made up of a definite proportion of two or more elements.
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