Bra1nPowers
04.05.2020 •
Chemistry
Which type of alcohol on board the Jönköping turned out to be of no value to the salvage crew?
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Ответ:
(a) (i) All the elements of a group have similar chemical properties because they have the same no. of valence electrons in their outermost shell. (ii) All the elements of a period have different chemical properties because they have different no. of valence electrons in their atoms.