The Great Ideas TodayRobert Maynard Hutchins, Mortimer Jerome Adler Encyclopædia Britannica, 1963 |
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Стр. 348
... electrons surrounding a central nucleus of charge + Ze , so that the normal atom is neutral , most of the mass being in the mass of the nucleus , which we denote by ( M - Zm ) , in which M is the total mass of the atom , which includes ...
... electrons surrounding a central nucleus of charge + Ze , so that the normal atom is neutral , most of the mass being in the mass of the nucleus , which we denote by ( M - Zm ) , in which M is the total mass of the atom , which includes ...
Стр. 350
... electron , as occurs , for example , in the luminous positive column of a neon sign . There the electrons which strike the neon atoms have a wide range of energies , capable of putting neon atoms into a wide variety of excited states ...
... electron , as occurs , for example , in the luminous positive column of a neon sign . There the electrons which strike the neon atoms have a wide range of energies , capable of putting neon atoms into a wide variety of excited states ...
Стр. 353
... electrons of a given I that are in the outermost part of the atom . ( It is the outermost electrons that are shared between atoms in a mole- cule , and so determine the character of chemical bonds . ) It is convenient to write d as a ...
... electrons of a given I that are in the outermost part of the atom . ( It is the outermost electrons that are shared between atoms in a mole- cule , and so determine the character of chemical bonds . ) It is convenient to write d as a ...
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