Saturday, 27 September, 2025г.
russian english deutsch french spanish portuguese czech greek georgian chinese japanese korean indonesian turkish thai uzbek

пример: покупка автомобиля в Запорожье

 

10.2 Electrophilic Substitution Reactions of Benzene (more detail) [SL IB Chemistry]

10.2 Electrophilic Substitution Reactions of Benzene (more detail)  [SL IB Chemistry]У вашего броузера проблема в совместимости с HTML5
The benzene ring is stable is requires a lot of energy to break (and stay broken). Therefore benzene reacts via substitution (swapping) which retains the ring, rather than addition, which would break up the ring (of conjugated double bonds).
Мой аккаунт