2AlCl3+3Na2SO4=Al2(SO4)3+6NaCl осаду немає
1. CH3 - CH3 ==> CH2 = CH2 + H2
2. CH2 = CH2 + H2O ==> CH3CH2OH
3. CH3CH2OH ==> CH3CHO + H2
4. CH3CHO + H2O2 ==> CH3COOH + H2O
5. CH3COOH + Cl2 ==> ClCH2COOH ==> HCl
1)ZnCl2 +2KOH = 2KCl + Zn(OH)2
2)NaOH + HN3 = NaN3 +H2O
3)FeCl3 + H3PO4 = FePO4 + 3HCl
1)Z2+ +2Cl- + 2K+ +OH- = 2K+ +Cl- + Zn2+ +2OH-
2)Na+ +OH- +H+ +3N- = Na+ +3N- +2H +O2-
3)Fe3+ + Cl- + 3H+ PO4- = Fe3+ + PO4- + 3H+ +Cl-
NaOHразб+4H2O=(Na(H2O)4)OH