Осуществите цепочку превращения: Fe 2 (SO 4 ) 3 → Fe(OH) 3 → Fe 2 O 3 → FeCl 3 →Fe(OH )3 → FePO 4. Created by xXxKaPaTeJIbxXx. himiya-ru

Осуществите цепочку превращения: Fe 2 (SO 4 ) 3 → Fe(OH) 3 → Fe 2 O 3 → FeCl 3 →...

October 2021 1 10 Report

Осуществите цепочку превращения:
Fe 2 (SO 4 ) 3 → Fe(OH) 3 → Fe 2 O 3 → FeCl 3 →Fe(OH )3 → FePO 4

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nktselepov

$Fe _2 (SO _4 ) _3 => Fe(OH) _3=> Fe_ 2 O _3=> FeCl _3 =>Fe(OH )_3 => FePO _4\\1) Fe _2 (SO _4 ) _3 + 6NaOH=>2Fe(OH)_3+3Na_2SO_4\\2)2 Fe(OH)_3=>Fe_2O_3+3H_2O\\3) Fe_2O_3+6HCl=>2FeCl_3+3H_2O\\4)FeCl_3+3NaOH=> Fe(OH)_3+3NaCl\\5) Fe(OH)_3+Na_3PO_4=> FePO_4+3NaOH$

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