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Автор - raiska8

Электронная формула атома: 1s22s22p63s23p4 определить элемент и написать для него формулы высших оксидов и гидроксида и летучего водородногосоединения.

Ответ

Автор - tlenets
это сера(S)
H2S
SO2-H2SO3
SO3-H2SO4

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