2Al + 6HCl = 2AlCl3 + 3H2
AlCl3 +3 NaOH = Al(OH)3 + 3NaCl
Al(+3) + 3Cl(-) + 3Na(+) + 3OH(-) = Al(OH)3 + 3Na(+) + 3Cl(-)
Al(+3) + 3OH(-) = Al(OH)3
2Al(OH)3 -> Al2O3 + 3H2O
2Al + 6HCl = 2AlCl3 + 3H2
AlCl3 +3 NaOH = Al(OH)3 + 3NaCl
Al(+3) + 3Cl(-) + 3Na(+) + 3OH(-) = Al(OH)3 + 3Na(+) + 3Cl(-)
Al(+3) + 3OH(-) = Al(OH)3
2Al(OH)3 -> Al2O3 + 3H2O