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a diagram that shows the electrons in the outermost occupied shell of an atom as dots or crosses.
a method used to refine petrol by breaking covalent bonds between carbon atoms using heat and a...
group or organic hydrocarbons, having single bonds between carbon atoms.
when energy is added to an electron in the lowest energy state (the ground state) and it jumps...
the process of separating bonded atoms from each other. The stronger the bond the more stable...