The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 108
... atom bearing as many hydrogen atoms as needed for saturation . In order to facilitate the naming of more complicated compounds , hydrocarbon groups that have one less hydrogen atom than the alkane are called alkyl groups , and their ...
... atom bearing as many hydrogen atoms as needed for saturation . In order to facilitate the naming of more complicated compounds , hydrocarbon groups that have one less hydrogen atom than the alkane are called alkyl groups , and their ...
Page 116
... atomic num- ber of the element . The total number of protons and neu- trons is called the mass number because it equals the rela- tive weight of that atom compared to other atoms . Be- cause the atom itself is electrically neutral , the ...
... atomic num- ber of the element . The total number of protons and neu- trons is called the mass number because it equals the rela- tive weight of that atom compared to other atoms . Be- cause the atom itself is electrically neutral , the ...
Page 169
... atoms . In an isolated atom the distribution of electron charge is oriented with respect to the nucleus of that one atom . In the combination of two or more atoms , the distribution of electronic charge is determined by more than the ...
... atoms . In an isolated atom the distribution of electron charge is oriented with respect to the nucleus of that one atom . In the combination of two or more atoms , the distribution of electronic charge is determined by more than the ...
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