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456 Na + 145 O = Na456O145
(H)2(SO)4 + NaOH = (Na)2(SO)4 + (H)2O =>
(H)2(SO)4 + 2 NaOH = (Na)2(SO)4 + 2(H)2O
CaCO3(S) = CO2(g) + CaO(S) =>
CaCO3(S) = CO2(g) + CaO(S)
SCN + Fe(NO3)3 = Fe(SCN)3 + NO3 =>
3 SCN + Fe(NO3)3 = Fe(SCN)3 + 3 NO3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
K3PO4 + Na2CO4 = Na3PO4 + K2CO4 =>
2 K3PO4 + 3 Na2CO4 = 2 Na3PO4 + 3 K2CO4
NO + B = B2O3 + BN =>
3 NO + 5 B = B2O3 + 3 BN
Zn{+2} + (PO4){-3} = Zn3(PO4)2 =>
3 Zn{+2} + 2(PO4){-3} = Zn3(PO4)2
MnO2 + HO2{-} = MnO4{-} + H2 =>
2 MnO2 + 2 HO2{-} = 2 MnO4{-} + H2
HNO3 + K = NH4NO3 + KNO3 + H2O =>
10 HNO3 + 8 K = NH4NO3 + 8 KNO3 + 3 H2O
Al2(CO3)3 = CO2 + O2 + Al =>
2 Al2(CO3)3 = 6 CO2 + 3 O2 + 4 Al
KOH + Ba(NO3)2 = K(NO3)2 + BaOH =>
KOH + Ba(NO3)2 = K(NO3)2 + BaOH
RuO + HCl = RuCl2 + H2O =>
RuO + 2 HCl = RuCl2 + H2O
CaF2 + SIO2 = SIF4 + CaSIO3 =>
2 CaF2 + 3 SIO2 = SIF4 + 2 CaSIO3
NO + NH3 = N2H3 + O3N2 =>
3 NO + NH3 = N2H3 + O3N2
N2O5 + SnO2 = Sn(NO3)4 =>
2 N2O5 + SnO2 = Sn(NO3)4
ZnO + HCl = ZnCl2 + H2 + O =>
ZnO + 2 HCl = ZnCl2 + H2 + O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
(NH4)2CO3 + KOH = NH4OH + K2CO3 =>
(NH4)2CO3 + 2 KOH = 2 NH4OH + K2CO3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Cs2CO3 + Sr(CN)2 = CsCN + SrCO3 =>
Cs2CO3 + Sr(CN)2 = 2 CsCN + SrCO3
N2O5 + H2O = NHO3 =>
N2O5 + H2O = 2 NHO3
(NH4)2CO3 + KOH = NH4OH + K2CO3 =>
(NH4)2CO3 + 2 KOH = 2 NH4OH + K2CO3
HBr + Cl = HCl + Br =>
HBr + Cl = HCl + Br
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaHCO3(s) + HCl(Ac) = NaCl(Ac) + H2O(l) + CO2(g) =>
NaHCO3(s) + HCl(Ac) = NaCl(Ac) + H2O(l) + CO2(g)
H + P = HP3 =>
H + 3 P = HP3
C10H22 = C(g) + H22(g) =>
C10H22 = 10 C(g) + H22(g)
HNO3 + PbCl4 = Pb(NO3)4 + HCl =>
4 HNO3 + PbCl4 = Pb(NO3)4 + 4 HCl
I2 + I2O5 + H2SO4 = (IO)2SO4 + H2O =>
2 I2 + 3 I2O5 + 5 H2SO4 = 5(IO)2SO4 + 5 H2O
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Na + H2O = Na2O5H + H4 =>
8 Na + 20 H2O = 4 Na2O5H + 9 H4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
As2S3 + H2O2 + OH{-} = AsO4{3-} + SO4{2-} + H2O =>
As2S3 + 14 H2O2 + 12 OH{-} = 2 AsO4{3-} + 3 SO4{2-} + 20 H2O
PbCl2 + SbCl3 + S = Pb313Sb120S566 + Cl =>
313 PbCl2 + 120 SbCl3 + 566 S = Pb313Sb120S566 + 986 Cl
Al + Cr2O7{2-} + H3O{+} = Cr{3+} + Al{3+} + H2O =>
2 Al + Cr2O7{2-} + 14 H3O{+} = 2 Cr{3+} + 2 Al{3+} + 21 H2O
Fe2O3(s) + Al(s) = Fe(s) + Al2O3(ss) =>
Fe2O3(s) + 2 Al(s) = 2 Fe(s) + Al2O3(ss)
NaOH + CrCl3 = Na3Cr(OH)6 + NaCl =>
6 NaOH + CrCl3 = Na3Cr(OH)6 + 3 NaCl
NaVO3 + H2S + HCl = VOCl2 + NaCl + H2O + S =>
2 NaVO3 + H2S + 6 HCl = 2 VOCl2 + 2 NaCl + 4 H2O + S
CaSO4 + HNO3 = Ca(NO3)2 + SO3 + H2O =>
CaSO4 + 2 HNO3 = Ca(NO3)2 + SO3 + H2O
LiSO3 + HClO4 = ClSO3 + LiHO4 =>
LiSO3 + HClO4 = ClSO3 + LiHO4
C4H10 + O2 = H20O + CO2 =>
4 C4H10 + 17 O2 = 2 H20O + 16 CO2
Cu(s) + H2O(g) = Cu(OH)2(aq) + H2(g) =>
Cu(s) + 2 H2O(g) = Cu(OH)2(aq) + H2(g)
Pb + H2SO4 = PbSO4 + H =>
Pb + H2SO4 = PbSO4 + 2 H
ClO3{-} + SO3{-2} + H{+} = SO4{-2} + H2O + Cl2 =>
2 ClO3{-} + 5 SO3{-2} + 2 H{+} = 5 SO4{-2} + H2O + Cl2
Ag2CrO4 = Ag + CrO4 =>
Ag2CrO4 = 2 Ag + CrO4
H2SO4 + K2Cr2O7 + I2 = K2SO4 + Cr2(SO4)3 + H2O + KIO3 =>
17 H2SO4 + 5 K2Cr2O7 + 3 I2 = 2 K2SO4 + 5 Cr2(SO4)3 + 17 H2O + 6 KIO3
N2H2(CH3)2 + O2 = CO2 + H2O + N2 =>
N2H2(CH3)2 + 4 O2 = 2 CO2 + 4 H2O + N2
NO2 + OH({-}) = NO3({-}) + NO2({-}) + H2O =>
2 NO2 + 2 OH({-}) = NO3({-}) + NO2({-}) + H2O
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