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2 Cr + 3 O2 = 2 CrO3
P + S2 = PS =>
2 P + S2 = 2 PS
NaAlO2 + Na2SiO3*5H2O = Na12Al12Si12O48 + NaOH + H2O =>
12 NaAlO2 + 12 Na2SiO3*5H2O = Na12Al12Si12O48 + 24 NaOH + 48 H2O
P + Br = PBr3 =>
P + 3 Br = PBr3
Be(OH)2 + HNO3 = Be(NO3)2 + H2O =>
Be(OH)2 + 2 HNO3 = Be(NO3)2 + 2 H2O
Fe2S3 = Fe + S =>
Fe2S3 = 2 Fe + 3 S
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
O3Al2 + H2O = Al(OH)3 =>
O3Al2 + 3 H2O = 2 Al(OH)3
Si + O2 = SiO =>
2 Si + O2 = 2 SiO
CH2CH2 + Cl2 = CHCl3 + HCl =>
CH2CH2 + 4 Cl2 = 2 CHCl3 + 2 HCl
K + FeCl3 = KCl + Fe =>
3 K + FeCl3 = 3 KCl + Fe
Au2Cl6 = Au + Cl2 =>
Au2Cl6 = 2 Au + 3 Cl2
Ag + HCl + O2 = AgCl + H2O =>
4 Ag + 4 HCl + O2 = 4 AgCl + 2 H2O
Si + O2 = SiO2 =>
Si + O2 = SiO2
LiSO3 + HNO3 = Li(NO3)2 + H2O + SO2 =>
LiSO3 + 2 HNO3 = Li(NO3)2 + H2O + SO2
Rb2O = Rb + O =>
Rb2O = 2 Rb + O
Cu2SFeS2 + HNO3 = Cu(NO3)2 + Fe2(SO4)3 + H2O + CuSO4 + N2O =>
8 Cu2SFeS2 + 58 HNO3 = 4 Cu(NO3)2 + 4 Fe2(SO4)3 + 29 H2O + 12 CuSO4 + 25 N2O
(NH4)2Fe(SO4)2 + FeCl3 = FeCl2 + Fe(SO4)3 + NH4Cl =>
3(NH4)2Fe(SO4)2 + 8 FeCl3 = 9 FeCl2 + 2 Fe(SO4)3 + 6 NH4Cl
Na2S + Mg = MgS + Na2 =>
Na2S + Mg = MgS + Na2
PBr3 = P + Br =>
PBr3 = P + 3 Br
Na + KNO3 = K10 + Na2O + N2 =>
60 Na + 10 KNO3 = K10 + 30 Na2O + 5 N2
C3H7NO2 + CO2 = C3H7CO2 + NO2 =>
C3H7NO2 + CO2 = C3H7CO2 + NO2
PBr3 = P + Br2 =>
2 PBr3 = 2 P + 3 Br2
HNO2 + Ba = BaNO2 + H2 =>
2 HNO2 + 2 Ba = 2 BaNO2 + H2
CuO + H3O{+} + Cl{-} = CuCl2 + H2O =>
CuO + 2 H3O{+} + 2 Cl{-} = CuCl2 + 3 H2O
Cr + KClO3 = CrO4 + KCl =>
3 Cr + 4 KClO3 = 3 CrO4 + 4 KCl
C4H10O2H2 + O2 = CO2 + H2O =>
C4H10O2H2 + 6 O2 = 4 CO2 + 6 H2O
MnC2O4*2H2O = MnCO3 + H2O + CO =>
MnC2O4*2H2O = MnCO3 + 2 H2O + CO
Cu(s) + HNO3(ac) = Cu(NO3)2 + H =>
Cu(s) + 2 HNO3(ac) = Cu(NO3)2 + 2 H
H{+} + SO4{2-} + C10H8C57H110O6 = CO2 + H2S + H2O =>
374 H{+} + 187 SO4{2-} + 4 C10H8C57H110O6 = 268 CO2 + 187 H2S + 236 H2O
MnSO4 + KNO3 + Na2CO3 = NaMnO4 + KNO2 + Na2SO4 + CO2 =>
2 MnSO4 + 5 KNO3 + 3 Na2CO3 = 2 NaMnO4 + 5 KNO2 + 2 Na2SO4 + 3 CO2
Pb(NO3)2 + H2S = H2O + NO2 + O2 + PbS =>
2 Pb(NO3)2 + 2 H2S = 2 H2O + 4 NO2 + O2 + 2 PbS
Si + S8 = SiS4 =>
2 Si + S8 = 2 SiS4
Ca(C2H3O2)2 + Al2O3 = Al(C2H3O2)3 + CaO =>
3 Ca(C2H3O2)2 + Al2O3 = 2 Al(C2H3O2)3 + 3 CaO
BaBr + Na2SO4 = BaSO4 + Na + Br =>
BaBr + Na2SO4 = BaSO4 + 2 Na + Br
PtN + H = Pt + NH3 =>
PtN + 3 H = Pt + NH3
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Cu(ClO2)2 + Na(S2) = Cu(S2) + Na(ClO2)2 =>
Cu(ClO2)2 + Na(S2) = Cu(S2) + Na(ClO2)2
C7H14O + HOCl = C7H12O + H2O + Cl =>
C7H14O + 2 HOCl = C7H12O + 2 H2O + 2 Cl
NO + HCl = NCl + OH =>
NO + HCl = NCl + OH
CaO + NaI = NaO + CaI =>
CaO + NaI = NaO + CaI
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Fe(NO3)3 + KOH = Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KOH = Fe(OH)3 + 3 KNO3
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
ZnH2SO4 = ZnSO4 + H =>
ZnH2SO4 = ZnSO4 + 2 H
Na3PO4 + HClO = NaClO + H3PO4 =>
Na3PO4 + 3 HClO = 3 NaClO + H3PO4
HCl + Li(OH) = ClLi + H2O =>
HCl + Li(OH) = ClLi + H2O
Mg + ZnCl2 = MgCl2 + Zn =>
Mg + ZnCl2 = MgCl2 + Zn
SiCl4 = Si + Cl2 =>
SiCl4 = Si + 2 Cl2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
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