2KOH + CO₂ = K₂CO₃+ H₂O
2KOH + SO₂ = K₂ SO₃+ H₂O
2KOH + SO₃ = K₂ SO₄+ H₂O
HCI+ KOH = KCI + H₂O
H₂SO₄ + 2KOH = K₂SO₄ + H₂O
H₃PO4 + 3KOH = K₃PO4 + 3H₂O
FeCl₂ + 2KOH = Fe(OH)₂ ↓+ 2KCl
Cu(NO₃)₂ +2KOH = Cu(OH)₂↓ + 2KNO₃
Mg(NO₃)₂ +2KOH = Mg(OH)₂↓+2KNO₃
2Al +2KOH + 3H₂O = 2K[Al(OH)₄] + 3H₂
