raedusty3200
16.04.2020 •
Chemistry
What chemical element each period ends with ?
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Ответ:
The periods are numbered 1 through 7 on the left-hand side of the table. Elements that are in the same period have chemical properties that are not all that similar. Consider the first two members of period 3: sodium (Na) and magnesium (Mg).
Explanation:
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Ответ:
Explanation:
Like all simple molecules it will have the weakest intermolecular forces, Van der Waals. ... Because it doesn't have any hydrogen atoms, sulphur dioxide can't have hydrogen bonding - the strongest intermolecular force. So, in summary we are expecting a low melting and boiling point, but not as low as for carbon dioxide