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SCu = CuS
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ca3P2O8 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3P2O8 + 6 SiO2 = P4O10 + 6 CaSiO3
SO3 + H + O2 = H2SO4 =>
2 SO3 + 4 H + O2 = 2 H2SO4
MgCl2(aq) + H2(g) = Mg(s) + HCl(aq) =>
MgCl2(aq) + H2(g) = Mg(s) + 2 HCl(aq)
FeCl3 + NH3 = FeNH3 + Cl =>
FeCl3 + NH3 = FeNH3 + 3 Cl
As2O3 = As + O3 =>
As2O3 = 2 As + O3
MgSO4 + Ca(HCO3)2 = Mg(HCO3)2 + CaSO4 =>
MgSO4 + Ca(HCO3)2 = Mg(HCO3)2 + CaSO4
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2CO3(aq) = PbCO3(s) + 2 NaNO3(aq)
Hg2Cl2 + NH4OH = HgOH + NH4Cl =>
Hg2Cl2 + 2 NH4OH = 2 HgOH + 2 NH4Cl
CH3CH2CH2OH = CH3CH2CHO + H2 =>
CH3CH2CH2OH = CH3CH2CHO + H2
NH4 + NO3 = N2O + H2O =>
NH4 + NO3 = N2O + 2 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
CI + NaBr = NaCI + Br2 =>
2 CI + 2 NaBr = 2 NaCI + Br2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
PH3 + Na = NaH + P =>
PH3 + 3 Na = 3 NaH + P
Ni + Fe = NiFe2 =>
Ni + 2 Fe = NiFe2
C9H20 = C9H18 + H2 =>
C9H20 = C9H18 + H2
NaHCO3 + H3O = Na + CO2 + H2O =>
NaHCO3 + H3O = Na + CO2 + 2 H2O
KOH + C5H6 + NiCl2*6H2O = Ni(C5H5)2 + KCl + KOH*H2O =>
10 KOH + 2 C5H6 + NiCl2*6H2O = Ni(C5H5)2 + 2 KCl + 8 KOH*H2O
Cu + SO2 = CuO + S =>
2 Cu + SO2 = 2 CuO + S
C4H9Cl + SO2Cl2 = C16H32Cl8 + SO2 + HCl =>
4 C4H9Cl + 4 SO2Cl2 = C16H32Cl8 + 4 SO2 + 4 HCl
C7H6O2 = C7H5O2{-} + H{+} =>
C7H6O2 = C7H5O2{-} + H{+}
C2O4{2-} + MnO3{-} + H3O{+} = CO2 + H2O + Mn{2+} =>
3 C2O4{2-} + 2 MnO3{-} + 12 H3O{+} = 6 CO2 + 18 H2O + 2 Mn{2+}
Mg + HCH3COO = Mg(CH3COO)2 + H2 =>
Mg + 2 HCH3COO = Mg(CH3COO)2 + H2
O2 + C4H10 = CO2 + HOH =>
13 O2 + 2 C4H10 = 8 CO2 + 10 HOH
H2SO4 + NaNO4 = NaSO4 + H2NO4 =>
H2SO4 + NaNO4 = NaSO4 + H2NO4
H3PO4 + Cr(OH)4 = H2O + Cr3(PO4)4 =>
4 H3PO4 + 3 Cr(OH)4 = 12 H2O + Cr3(PO4)4
AgI + NH3 = Ag(NH3) + I =>
AgI + NH3 = Ag(NH3) + I
Rb + CH3COOH = RbC2H3O2 + H =>
Rb + CH3COOH = RbC2H3O2 + H
CuI2 + O2 = CuO + I2 =>
2 CuI2 + O2 = 2 CuO + 2 I2
KAlO2 + H2SO4 = K2SO4 + Al2(SO4)3 + H2O =>
2 KAlO2 + 4 H2SO4 = K2SO4 + Al2(SO4)3 + 4 H2O
H3O + SO4 = (H3O)SO4 =>
H3O + SO4 = (H3O)SO4
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Zn = Zn{2+} + {-} =>
Zn = Zn{2+} + 2e
N2O4 + KI = KNO3 + NO + I2 =>
2 N2O4 + 2 KI = 2 KNO3 + 2 NO + I2
Ag + H2O2 = AgO + H2O =>
Ag + H2O2 = AgO + H2O
LiOH + (NH4)2CO3 = LiCO3 + (NH4)2OH =>
LiOH + (NH4)2CO3 = LiCO3 + (NH4)2OH
HCl + NH4(OH) = NH4 + H2O + Cl2 =>
2 HCl + 2 NH4(OH) = 2 NH4 + 2 H2O + Cl2
Cu111 + O2 = Cu2O3 =>
4 Cu111 + 333 O2 = 222 Cu2O3
N2H9PO4 + N2H16B4O11 + C2H6O = BPN + CO2 + H2O + N2 =>
24 N2H9PO4 + 6 N2H16B4O11 + C2H6O = 24 BPN + 2 CO2 + 159 H2O + 18 N2
UO3 + HNO3 = UO3(NO3)2 + H2O + NO =>
3 UO3 + 8 HNO3 = 3 UO3(NO3)2 + 4 H2O + 2 NO
C2H8N2 + O2 = CO2 + H2O + N =>
C2H8N2 + 4 O2 = 2 CO2 + 4 H2O + 2 N
Ag(s) + CuNo3(aq) = Ag(No3)2(aq) + Cu(s) =>
Ag(s) + 2 CuNo3(aq) = Ag(No3)2(aq) + 2 Cu(s)
CaBr2 + Na2CO3 = CaCO3 + NaBr =>
CaBr2 + Na2CO3 = CaCO3 + 2 NaBr
Ca2(s)O2(g) = Ca2O2(s) =>
Ca2(s)O2(g) = Ca2O2(s)
K2S + H2SO4 = K2SO4 + H2OS =>
3 K2S + 4 H2SO4 = 3 K2SO4 + 4 H2OS
Fe{3+} + Br{-} = Fe + Br2 =>
2 Fe{3+} + 6 Br{-} = 2 Fe + 3 Br2
Na2CO3 + KMnO4 = NaMnO4 + K2CO3 =>
Na2CO3 + 2 KMnO4 = 2 NaMnO4 + K2CO3
KMnO4 + NH3 = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH3 = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
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