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SO4 + 2 H2O = SO2 + 4 OH
Cu3(PO4)2 + H2SO4 = H3PO4 + CuSO4 =>
Cu3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 CuSO4
HC2H3O2 + NaHSO3 = H2O + SO2 + NaC2H3O2 =>
HC2H3O2 + NaHSO3 = H2O + SO2 + NaC2H3O2
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l) =>
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l)
Br2 + AlI = AlBr3 + I2 =>
3 Br2 + 2 AlI = 2 AlBr3 + I2
Al(s) + NaOH(aq) + H2O(l) = H2(g) + Na2[Al(OH)4](aq) =>
Al(s) + 2 NaOH(aq) + 2 H2O(l) = H2(g) + Na2[Al(OH)4](aq)
Ca2SO3 + HCl = H2SO3 + CaCl =>
Ca2SO3 + 2 HCl = H2SO3 + 2 CaCl
KMnO4 + NaOH + KBr = KNaMnO4 + KBrO3 + H2O =>
6 KMnO4 + 6 NaOH + KBr = 6 KNaMnO4 + KBrO3 + 3 H2O
C7H6O2 + C7H12O4 = C12H10O4 + C2H6O =>
31 C7H6O2 + 9 C7H12O4 = 21 C12H10O4 + 14 C2H6O
Ba(OH)2 + H2CO3 = BaCO3 + H2O =>
Ba(OH)2 + H2CO3 = BaCO3 + 2 H2O
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
C2H4O + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
C2H4O + 2 Cu(OH)2 = CH3COOH + Cu2O + 2 H2O
Ca(s) + (H2O)(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2(H2O)(l) = Ca(OH)2(aq) + H2(g)
Na3PO4(aq) + MgSO4(aq) = Na3SO4(aq) + MgPO4(aq) =>
Na3PO4(aq) + MgSO4(aq) = Na3SO4(aq) + MgPO4(aq)
CaCO3 + H3Po4 = Ca3(Po4)2 + H2CO3 =>
3 CaCO3 + 2 H3Po4 = Ca3(Po4)2 + 3 H2CO3
Al(s) + H2O(l) = Al3O4(s) + H2(g) =>
3 Al(s) + 4 H2O(l) = Al3O4(s) + 4 H2(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KHSO4 + NaOH = H2O + NaKSO4 =>
KHSO4 + NaOH = H2O + NaKSO4
C2H2 + HBr = C2H3Br =>
C2H2 + HBr = C2H3Br
HCHO + CuO = HCOOH + Cu2O =>
HCHO + 2 CuO = HCOOH + Cu2O
Cu + HNO3 = Cu(NO3)22 + NO2 + H2O =>
Cu + 44 HNO3 = Cu(NO3)22 + 22 NO2 + 22 H2O
Cu + H2SO4 = SO2 + CuSO4 + H2O =>
Cu + 2 H2SO4 = SO2 + CuSO4 + 2 H2O
LiNO3 + NaPO4 = LiPO4 + NaNO3 =>
LiNO3 + NaPO4 = LiPO4 + NaNO3
CH2(CH)2 + O2 = CO2 + H2O =>
CH2(CH)2 + 4 O2 = 3 CO2 + 2 H2O
Fe + O + H2O = FeOH2O =>
Fe + O + H2O = FeOH2O
C4H9OH + Cr2O7{2-} + H{+} = C3H7COOH + Cr{3+} + H2O =>
3 C4H9OH + 2 Cr2O7{2-} + 16 H{+} = 3 C3H7COOH + 4 Cr{3+} + 11 H2O
CuS + CuO = Cu + SO =>
CuS + CuO = 2 Cu + SO
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
HBr + C2H2 = CH2CHBr =>
HBr + C2H2 = CH2CHBr
Se2 + O2 = SeO3 =>
Se2 + 3 O2 = 2 SeO3
FeBr3 + NaOH = Fe(OH)3 + NaBr =>
FeBr3 + 3 NaOH = Fe(OH)3 + 3 NaBr
C2H2 + CH4 = C4H8 =>
4 C2H2 + 4 CH4 = 3 C4H8
NaOH + CuCl2*2H2O = Cu(OH)2 + H2O + NaCl =>
2 NaOH + CuCl2*2H2O = Cu(OH)2 + 2 H2O + 2 NaCl
O2 + Fe = FeO3 =>
3 O2 + 2 Fe = 2 FeO3
NaClO4 + HCl + KBr = Br2 + NaCl + H2O + KClO3 =>
7 NaClO4 + 8 HCl + 8 KBr = 4 Br2 + 7 NaCl + 4 H2O + 8 KClO3
NO + ClO3 = NO2 + Cl =>
3 NO + ClO3 = 3 NO2 + Cl
Zn(OH)2(aq) + H3PO4(aq) = Zn3(PO4)2(aq) + H2O(l) =>
3 Zn(OH)2(aq) + 2 H3PO4(aq) = Zn3(PO4)2(aq) + 6 H2O(l)
CuO(s) + Mg(s) = Cu(s) + MgO(s) =>
CuO(s) + Mg(s) = Cu(s) + MgO(s)
NH4Cl(aq) + Ba(OH)2(aq) = NH3 + BaCl2 + H2O =>
2 NH4Cl(aq) + Ba(OH)2(aq) = 2 NH3 + BaCl2 + 2 H2O
OF2 + NaOH = O2 + NaF + H2O =>
OF2 + 2 NaOH = O2 + 2 NaF + H2O
Cl2(g) + O2(g) = Cl2O7 =>
2 Cl2(g) + 7 O2(g) = 2 Cl2O7
H2SO4 + KI = KHSO4 + I2 + H2O + H2S =>
9 H2SO4 + 8 KI = 8 KHSO4 + 4 I2 + 4 H2O + H2S
CrCl2 + K2CO3 = CrCO3 + KCl =>
CrCl2 + K2CO3 = CrCO3 + 2 KCl
C3H8 + F2 = C3HF7 + HF =>
C3H8 + 7 F2 = C3HF7 + 7 HF
O + H = H2O =>
O + 2 H = H2O
Al + CrCl2 = AlCr + Cl =>
Al + CrCl2 = AlCr + 2 Cl
CrO3 + H2S + H{+} = Cr{3+} + S + H2O =>
2 CrO3 + 3 H2S + 6 H{+} = 2 Cr{3+} + 3 S + 6 H2O
P + F = PF5 =>
P + 5 F = PF5
HBr + C2H2 = CH2CHBr =>
HBr + C2H2 = CH2CHBr
HBr(aq) + LiOH(s) = H2O(l) + LiBr(aq) =>
HBr(aq) + LiOH(s) = H2O(l) + LiBr(aq)
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