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CdSO4 + 2 K = K2SO4 + Cd
NaCl(aq) + AgNO3 = AgCl + NaNO3 =>
NaCl(aq) + AgNO3 = AgCl + NaNO3
K2[HgI4] + KOH + NH4Cl = [Hg2N]I + KCl + KI + H2O =>
2 K2[HgI4] + 4 KOH + NH4Cl = [Hg2N]I + KCl + 7 KI + 4 H2O
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(l) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Ca(HCO3)HCl = CO2H2OCaCl =>
Ca(HCO3)HCl = CO2H2OCaCl
P + ClO3 + H2O = H3PO4 + HCl =>
7 P + 5 ClO3 + 13 H2O = 7 H3PO4 + 5 HCl
C8H10 + O2 = CO2 + H2O =>
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
Fe + Ca(ClO3)2 = CaCl2 + Fe2O3 =>
4 Fe + Ca(ClO3)2 = CaCl2 + 2 Fe2O3
C8H10 + O2 = C8H6O4 + H2O =>
C8H10 + 3 O2 = C8H6O4 + 2 H2O
FeS2 + H{+} = Fe2{+} + HS{-} + S =>
4 FeS2 + H{+} = 2 Fe2{+} + HS{-} + 7 S
NaOH + FeBr3 = NaBr + Fe(OH)3 =>
3 NaOH + FeBr3 = 3 NaBr + Fe(OH)3
C8H10 + O2 = CO + H2O =>
2 C8H10 + 13 O2 = 16 CO + 10 H2O
Fe2(CO3)3 + LiNO3 = Fe(NO3)3 + Li2CO3 =>
Fe2(CO3)3 + 6 LiNO3 = 2 Fe(NO3)3 + 3 Li2CO3
HC2H3O2 + CuCO3*Cu(OH)2 = CO2 + H2O + Cu(C2H3O3) =>
7 HC2H3O2 + 4 CuCO3*Cu(OH)2 = 2 CO2 + 6 H2O + 8 Cu(C2H3O3)
C6H7O6 + H2O = C6H6O6 + H3O =>
C6H7O6 + H2O = C6H6O6 + H3O
C2H7NO + H2O = C2H8N + OH =>
C2H7NO + 2 H2O = C2H8N + 3 OH
NH3 + Cr(NO3)3 = Cr(NH3)6(NO3)3 =>
6 NH3 + Cr(NO3)3 = Cr(NH3)6(NO3)3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HgO(s) = Hg(s) + O2(s) =>
2 HgO(s) = 2 Hg(s) + O2(s)
C7H7Cl + KOH + KMnO4 = C7H6OK + K2MnO4 + KCl + H2O =>
C7H7Cl + 3 KOH + KMnO4 = C7H6OK + K2MnO4 + KCl + 2 H2O
P4(g) + Cl2(g) = PCl5(aq) =>
P4(g) + 10 Cl2(g) = 4 PCl5(aq)
Zn(NO3)2Mn(OH)2 = Zn(OH)2Mn(NO3)2 =>
Zn(NO3)2Mn(OH)2 = Zn(OH)2Mn(NO3)2
Ag + K2Cr2O7 + H2SO4 = Ag2CrO7 + Cr2(SO4)3 + K3SO4 + H2O =>
40 Ag + 33 K2Cr2O7 + 91 H2SO4 = 20 Ag2CrO7 + 23 Cr2(SO4)3 + 22 K3SO4 + 91 H2O
Ni + MnCl2 = NiCl2 + Mn =>
Ni + MnCl2 = NiCl2 + Mn
Fe2O3 + H2O = FeO(OH)*H2O =>
Fe2O3 + 3 H2O = 2 FeO(OH)*H2O
KOH + Cu = CuO + H2 + K =>
2 KOH + 2 Cu = 2 CuO + H2 + 2 K
CH4S + Cl2 = CCl4S + HCl =>
CH4S + 4 Cl2 = CCl4S + 4 HCl
Cr(OH)3 + CaCO3 = Ca(CrO2)2 + CO2 + H2O =>
2 Cr(OH)3 + CaCO3 = Ca(CrO2)2 + CO2 + 3 H2O
HBrO2 + SO2 + H2O = Br2 + H2SO4 =>
2 HBrO2 + 3 SO2 + 2 H2O = Br2 + 3 H2SO4
P + HNO3 + H2O = H3OPO4 + NO =>
3 P + 7 HNO3 + H2O = 3 H3OPO4 + 7 NO
H2O + KNO3 = H + KNO6 =>
3 H2O + KNO3 = 6 H + KNO6
(NH4)2MoO4 + SnCl2 + HCl = Mo2O5 + SnCl4 + H2O + NH3 =>
2(NH4)2MoO4 + SnCl2 + 2 HCl = Mo2O5 + SnCl4 + 3 H2O + 4 NH3
FeS(s) + HNO3(aq) = FeNO3(aq) + HS =>
FeS(s) + HNO3(aq) = FeNO3(aq) + HS
H2 = H5 =>
5 H2 = 2 H5
Cr2(SO3)3 + Ba(CN)2 = Cr(CN)3 + BaSO3 =>
Cr2(SO3)3 + 3 Ba(CN)2 = 2 Cr(CN)3 + 3 BaSO3
Ag2S + NaCN = Na[Ag(CN)2] + Na2S =>
Ag2S + 4 NaCN = 2 Na[Ag(CN)2] + Na2S
Cr2(SO4) + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
3 Cr2(SO4) + 5 KClO3 + 18 KOH = 6 K2CrO4 + 5 KCl + 3 K2SO4 + 9 H2O
PbCl2 + HCl = PbCl4 + H =>
PbCl2 + 2 HCl = PbCl4 + 2 H
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
ZnSO4H2O + NaOH = ZnO + Na2SO4 + H2O =>
ZnSO4H2O + 2 NaOH = ZnO + Na2SO4 + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C18H38 = C + H =>
C18H38 = 18 C + 38 H
K2O + SO3 = K2(SO4) =>
K2O + SO3 = K2(SO4)
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
C2H6O2 + O2 = C2H4O3 + H2O =>
C2H6O2 + O2 = C2H4O3 + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaOF = Na2O2F2 =>
2 NaOF = Na2O2F2
HCOOH + O2 = H2O + CO2 =>
2 HCOOH + O2 = 2 H2O + 2 CO2
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