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Cu + 2 HCl = CuCl2 + H2
(NH4)2S + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + NH3 + H2O =>
3(NH4)2S + 4 K2Cr2O7 + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 6 NH3 + 16 H2O
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
Cu + NaOCl = Cu2O3 + NaCl =>
2 Cu + 3 NaOCl = Cu2O3 + 3 NaCl
C10H12O + O2 = CO2 + H2O =>
2 C10H12O + 25 O2 = 20 CO2 + 12 H2O
C6H8O7 + H2SO4 = CO2 + SO2 + H2O =>
C6H8O7 + 9 H2SO4 = 6 CO2 + 9 SO2 + 13 H2O
B + HClO3 + H2O = H3BO3 + HCl =>
2 B + HClO3 + 3 H2O = 2 H3BO3 + HCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
TeO2 + HNO3 + H2O = H2(TeO4) + NO =>
3 TeO2 + 2 HNO3 + 2 H2O = 3 H2(TeO4) + 2 NO
CuCl2 + H2SO4 = CuSO4 + H2Cl2 =>
CuCl2 + H2SO4 = CuSO4 + H2Cl2
HCl(aq) + Sn(s) = SnCl(aq) + H2(g) =>
2 HCl(aq) + 2 Sn(s) = 2 SnCl(aq) + H2(g)
Mg + Al{3+} = Al + Mg{2+} =>
3 Mg + 2 Al{3+} = 2 Al + 3 Mg{2+}
H3PO4 + Fe(OH)3 = Fe(PO4) + H2O =>
H3PO4 + Fe(OH)3 = Fe(PO4) + 3 H2O
CaCo3 + HCl = Co + H + CaCl2 =>
CaCo3 + 2 HCl = 3 Co + 2 H + CaCl2
Zn + HSO4 = ZnSO4 + H =>
Zn + HSO4 = ZnSO4 + H
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
WO3 + H2 = W3 + H2O =>
3 WO3 + 9 H2 = W3 + 9 H2O
AsH3 + AgNO3 + H2O = H2AsO3 + HNO3 + Ag =>
AsH3 + 7 AgNO3 + 3 H2O = H2AsO3 + 7 HNO3 + 7 Ag
HCl + NaC2 = NaCl + HC2 =>
HCl + NaC2 = NaCl + HC2
Na2SiO3 + CuSO4 + HOH = Cu(OH)2 + H2SiO3 + Na2SO4 =>
Na2SiO3 + CuSO4 + 2 HOH = Cu(OH)2 + H2SiO3 + Na2SO4
CrBr3 + Na2SO3 = Cr2(SO3)3 + NaBr =>
2 CrBr3 + 3 Na2SO3 = Cr2(SO3)3 + 6 NaBr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2S + KOH = H2SKOH =>
H2S + KOH = H2SKOH
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
AlOH + CuNa = AlCu + NaOH =>
AlOH + CuNa = AlCu + NaOH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
[Ni(NH3)6]SO4 + K4[Fe(CN)6] = [Ni(NH3)6]2[Fe(CN)6] + K2SO4 =>
2[Ni(NH3)6]SO4 + K4[Fe(CN)6] = [Ni(NH3)6]2[Fe(CN)6] + 2 K2SO4
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
CrO3(s) + H2O(l) = H2CrO4(g) =>
CrO3(s) + H2O(l) = H2CrO4(g)
Mg3N2 = Mg + N2 =>
Mg3N2 = 3 Mg + N2
CH3CHClCH3 + NaOH = H2O + NaCl + CH3CHCH2 =>
CH3CHClCH3 + NaOH = H2O + NaCl + CH3CHCH2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KCH3CO2 + H2O = C2H4O2 + KOH =>
KCH3CO2 + H2O = C2H4O2 + KOH
MnO2 + HCe = MnCe2 + Ce + H2O =>
MnO2 + 4 HCe = MnCe2 + 2 Ce + 2 H2O
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
C4H9COOH + K = C4H9COOK + H2 =>
2 C4H9COOH + 2 K = 2 C4H9COOK + H2
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
C7H6O3 + C4H6O3 = C9H8O4 + CH3COOH =>
C7H6O3 + C4H6O3 = C9H8O4 + CH3COOH
Zn(s) + S8(g) = ZnS(s) =>
8 Zn(s) + S8(g) = 8 ZnS(s)
MnO4{-} + (COOH)2 + H{+} = Mn2{+} + CO2 + H2O =>
4 MnO4{-} + 13(COOH)2 + 6 H{+} = 2 Mn2{+} + 26 CO2 + 16 H2O
ZnO2H2 + HCl = ZnCl2 + H2O =>
ZnO2H2 + 2 HCl = ZnCl2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NiO + SO3 = NiSO4 =>
NiO + SO3 = NiSO4
Cr2(SO4)3 + H2O2 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 3 Na2SO4 + 8 H2O
PO2Cl + H2O = PO2(OH) + HCl =>
PO2Cl + H2O = PO2(OH) + HCl
C4H4N3O3NH2 + H2O = C4H4N3O3NH3OH =>
C4H4N3O3NH2 + H2O = C4H4N3O3NH3OH
P4O6 = P + O2 =>
P4O6 = 4 P + 3 O2
NaCl + (NH4)2S = Na2S + NH4Cl =>
2 NaCl + (NH4)2S = Na2S + 2 NH4Cl
C4H8Cl2 + KOH = C4H6 + H2O + KCl =>
C4H8Cl2 + 2 KOH = C4H6 + 2 H2O + 2 KCl
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