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ОХ77 How many unpaired electrons contain unexcited atom
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Uploaded: 27.12.2015
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Uploaded: 27.12.2015
Content: ОХ77.rar 14,25 kB
Product description
77. How many unpaired electrons contain unexcited atoms of boron, sulfur, arsenic, chromium, mercury, Europe? Write the electronic structure of the atoms of these elements in the order of filling of the electron energy levels and sublevels
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