valence shell

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valence shell

The outermost shell of an atom consisting of the valence electrons.

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References in periodicals archive ?

To the teacher who wrote in longhand on a manila paper the answers to our worksheet (imagine drawing molecular and geometric structures!) for our Valence Shell Electronic Pair Repulsion theory discussion in Chemistry: Thank you for taking the time to do that, and for offering lesson consultations after class to make sure we understood what was discussed.

'We need to love and appreciate our teachers, too'

McMaster University professor emeritus Ronald Gillespie, HFCIC, (together with Australian Ronald Nyholm) developed valence shell electron pair repulsion theory.

Sparks of genius: Canadian universities have nurtured home-grown research that changed the world of chemistry forever

Metals are characterized by an excess of electrons in the valence shell. Metal ions have a tendency to lose these extra electrons in order to attain a stable configuration, resulting in an electro-positive ion.

Why clean RF high-frequency hardware? Faster signals and higher transmission frequencies increase concerns of hardware failure