Examlex
Which statement best describes how perceptions of individuals with disabilities have evolved over time?
Non-Bonding Electrons
Electrons in an atom or molecule that are not involved in chemical bonding and occupy the outermost shells or subshells.
Formal Charge
A theoretical charge assigned to an atom in a molecule representing the electron count difference from its neutral state.
Dimethyl Ether
A colorless gas used as an aerosol propellant and a refrigerant, composed of two methyl groups bonded to a central oxygen atom.
Oxygen
A chemical element with symbol O and atomic number 8, essential for aerobic respiration in living organisms.
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