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K2CO4 + Ca(NO3)2 = K2(NO3)2 + CaCO4
AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + NH4NO3(s) =>
2 AgNO3(aq) + (NH4)2S(aq) = Ag2S(s) + 2 NH4NO3(s)
Ni(s) + H2SO4(aq) = H2O + NiSO4 + SO =>
2 Ni(s) + 3 H2SO4(aq) = 3 H2O + 2 NiSO4 + SO
C17H17 + O2 = CO2 + H2O =>
4 C17H17 + 85 O2 = 68 CO2 + 34 H2O
OF2(g) + H2O(g) = HF(g) + O2(g) =>
OF2(g) + H2O(g) = 2 HF(g) + O2(g)
Al + ZnSO4 = Al2(SO4)3 + Zn =>
2 Al + 3 ZnSO4 = Al2(SO4)3 + 3 Zn
Cl2 + AuF3 = F2 + AuCl3 =>
3 Cl2 + 2 AuF3 = 3 F2 + 2 AuCl3
Mg(OH)2 + HCI = Mg(CI)2 + H2O =>
Mg(OH)2 + 2 HCI = Mg(CI)2 + 2 H2O
CaCl + K2CO3 = CaCO3 + K2Cl =>
CaCl + K2CO3 = CaCO3 + K2Cl
Br2 + Ag2O = BrO3 + Ag =>
Br2 + 6 Ag2O = 2 BrO3 + 12 Ag
ClNa = NaCl =>
ClNa = NaCl
[Cu(H2O)6] + Zn = Cu + [Zn(H2O)6] =>
[Cu(H2O)6] + Zn = Cu + [Zn(H2O)6]
CuNO3 + KCrO4 = CuCrO4 + KNO3 =>
CuNO3 + KCrO4 = CuCrO4 + KNO3
Ca(NO3)2 + (NH4)2C2O4 = NH4NO3 + CaC2O4 =>
Ca(NO3)2 + (NH4)2C2O4 = 2 NH4NO3 + CaC2O4
Fe + Cl2 = Fe37Cl17 =>
74 Fe + 17 Cl2 = 2 Fe37Cl17
CCl4 + H2O = COCl2 + HCl =>
CCl4 + H2O = COCl2 + 2 HCl
CH3CH2NO2 + Zn + KOH = CH3CH2NH2 + K2ZnO2 + H2O =>
CH3CH2NO2 + 3 Zn + 6 KOH = CH3CH2NH2 + 3 K2ZnO2 + 2 H2O
NaOH + H2SO4(HO4S) = NaOHH2SO4 + (HO4S) =>
NaOH + H2SO4(HO4S) = NaOHH2SO4 + (HO4S)
MgOHBrHBr = MgBr2H2O =>
MgOHBrHBr = MgBr2H2O
PbO + SeO2 = PbSe + O2 =>
2 PbO + 2 SeO2 = 2 PbSe + 3 O2
FeO + KMnO4 + HCl = MnCl2 + H2O + FeCl3 + KCl =>
5 FeO + KMnO4 + 18 HCl = MnCl2 + 9 H2O + 5 FeCl3 + KCl
MgNO3NO3 = Mg(NO3)2 =>
MgNO3NO3 = Mg(NO3)2
LiHCO3 = Li2CO3 + CO2 + H2O =>
2 LiHCO3 = Li2CO3 + CO2 + H2O
K4[Fe(CN)6] + Cl2 = K3[Fe(CN)6]KCl =>
2 K4[Fe(CN)6] + Cl2 = 2 K3[Fe(CN)6]KCl
HCO3(aq) + HS(aq) = CO3(aq) + H2S(aq) =>
HCO3(aq) + HS(aq) = CO3(aq) + H2S(aq)
C202 = C02 =>
C202 = 101 C02
CH3CH(NH2)COOH + O2 = CO2 + H2O + NH3 =>
CH3CH(NH2)COOH + 3 O2 = 3 CO2 + 2 H2O + NH3
C6H10 + H2O = C6H11OH =>
C6H10 + H2O = C6H11OH
HCl + PbBr2 = HBr + PbCl2 =>
2 HCl + PbBr2 = 2 HBr + PbCl2
K2SO4CaCl2 = K2Cl2CaSO4 =>
K2SO4CaCl2 = K2Cl2CaSO4
H3PO4 + Ca(OH1)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH1)2 = Ca3(PO4)2 + 6 H2O
Mg(OH)2H = MgOHH2O =>
Mg(OH)2H = MgOHH2O
Ca + H2O(water) = Ca(OH)2 + H2 =>
Ca + 2 H2O(water) = Ca(OH)2 + H2
C + CO2 = CO =>
C + CO2 = 2 CO
FeCl3 + NaOH = NaCl + OH + Fe =>
FeCl3 + 3 NaOH = 3 NaCl + 3 OH + Fe
Cr + O2 + H2O = Cr{3+} + OH{-} =>
4 Cr + 3 O2 + 6 H2O = 4 Cr{3+} + 12 OH{-}
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
(SO3){2-} + (MnO4){-} + H{+} = H2O + Mn{2+} + SO4{2-} =>
5(SO3){2-} + 2(MnO4){-} + 6 H{+} = 3 H2O + 2 Mn{2+} + 5 SO4{2-}
H2SiO3NaOH = NaSiO3H3O =>
H2SiO3NaOH = NaSiO3H3O
Br + IK = BrK + I =>
Br + IK = BrK + I
CrCl3 + H2SO4 + KMnO4 = H2Cr2O7 + MnSO4 + K2SO4 + Cl2 + H2O =>
10 CrCl3 + 18 H2SO4 + 12 KMnO4 = 5 H2Cr2O7 + 12 MnSO4 + 6 K2SO4 + 15 Cl2 + 13 H2O
N2 + CaC2 = CaCNC =>
N2 + 2 CaC2 = 2 CaCNC
NH + NO3 = N2O + H2O =>
10 NH + 4 NO3 = 7 N2O + 5 H2O
Na2SO3 + C2H3O2H = NaH + (C2H3O2)2SO3 =>
Na2SO3 + 2 C2H3O2H = 2 NaH + (C2H3O2)2SO3
H2SO4 + Bi = BiSO4 + SO2 + H2O =>
2 H2SO4 + Bi = BiSO4 + SO2 + 2 H2O
SiN = Si + N2 =>
2 SiN = 2 Si + N2
Ca + Na2S = CaNa2S =>
Ca + Na2S = CaNa2S
P2O5 + Co(OH)2 = CoO + P(OH)5 =>
P2O5 + 5 Co(OH)2 = 5 CoO + 2 P(OH)5
C3H8 + O200 = CO2 + H2O =>
20 C3H8 + O200 = 60 CO2 + 80 H2O
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