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Автор - dianadegtyareva14

Решите химическую цепочку
Al -> AlCl3 -> Al(OH)3 -> Al2O3 -> AlCl3

Ответ

Проверено экспертом

Автор - фтвфкещт20

Al->AlCl3->Al(OH)3->Al2O3->AlCl3

2 Al+3 Cl2 = 2 AlCl3

AlCl3+3 NaOH = Al(OH)3+3 NaCl

2 Al(OH)3 = Al2O3+3 H2O

Al2O3+6 HCl = 2 AlCl3+3 H2O

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