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2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
KCl + NaOH = KOH + NaCl =>
KCl + NaOH = KOH + NaCl
Cr2O3 + P2O5 = CrPO4 =>
Cr2O3 + P2O5 = 2 CrPO4
Ag(s) + HBr(aq) = AgBr(aq) + H2(g) =>
2 Ag(s) + 2 HBr(aq) = 2 AgBr(aq) + H2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MgCrCl2 = MgCl2Cr =>
MgCrCl2 = MgCl2Cr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
NH3 + NaOH = NH2Na + H2O =>
NH3 + NaOH = NH2Na + H2O
Fe + H2SO4 = FeSO4 + H2O + S =>
3 Fe + 4 H2SO4 = 3 FeSO4 + 4 H2O + S
LiO = OLi =>
LiO = OLi
NaCl + K2SiO3 = KCl + Na2SiO3 =>
2 NaCl + K2SiO3 = 2 KCl + Na2SiO3
P + KClO3 = P2O5 + KCl =>
6 P + 5 KClO3 = 3 P2O5 + 5 KCl
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Na2O + AlF3 = NaF + Al2O3 =>
3 Na2O + 2 AlF3 = 6 NaF + Al2O3
C2H6 + S = C2H6S =>
C2H6 + S = C2H6S
Ca + AgS3 = CaS + Ag =>
3 Ca + AgS3 = 3 CaS + Ag
CH4OH + CH3COOH = H2O + CH3COOCH4 =>
CH4OH + CH3COOH = H2O + CH3COOCH4
J2 + Ba(OH)2 = Ba(JO3)2 + BaJ2 + H2O =>
6 J2 + 6 Ba(OH)2 = Ba(JO3)2 + 5 BaJ2 + 6 H2O
CH3COSH(l) + O2(g) = CO2(g) + H2O(l) + S2(s) =>
2 CH3COSH(l) + 5 O2(g) = 4 CO2(g) + 4 H2O(l) + S2(s)
Cr2O3 + P2O5 = CrPO4 =>
Cr2O3 + P2O5 = 2 CrPO4
NaH + Cl2 = Na + HCl =>
2 NaH + Cl2 = 2 Na + 2 HCl
Cr2O3 + HCl = HClO3 + Cr =>
Cr2O3 + HCl = HClO3 + 2 Cr
Fe2(C2O4)5 = FeC2O4 + CO2 =>
Fe2(C2O4)5 = 2 FeC2O4 + 6 CO2
S + H2O2 = SO2 + H2 =>
S + H2O2 = SO2 + H2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CaCO3 + KOH = Ca(OH)2 + K2CO3 =>
CaCO3 + 2 KOH = Ca(OH)2 + K2CO3
[Al(H2O)5(OH)] + NaOH + CaSO4 = CaAl2(OH)3 + H2O + NaSO4 =>
2[Al(H2O)5(OH)] + NaOH + CaSO4 = CaAl2(OH)3 + 10 H2O + NaSO4
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
FeCl3 + Na3PO4 = NaCl + FePO4 =>
FeCl3 + Na3PO4 = 3 NaCl + FePO4
H2OHCl = H3ClO =>
H2OHCl = H3ClO
Cr2O3 + P2O5 = Cr(PO3)3 =>
Cr2O3 + 3 P2O5 = 2 Cr(PO3)3
Ca(Cl)2 = Ca{+2} + Cl{-} =>
Ca(Cl)2 = Ca{+2} + 2 Cl{-}
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CaCl + H2O = Ca + HCl + O =>
2 CaCl + H2O = 2 Ca + 2 HCl + O
Cu + H2O2 + NH3 = Cu(NH3)4(OH)2 =>
Cu + H2O2 + 4 NH3 = Cu(NH3)4(OH)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
ZnF2 + Na(OH) = Zn(OH)2 + NaF =>
ZnF2 + 2 Na(OH) = Zn(OH)2 + 2 NaF
N2O5(s)Ca(OH)2(aq) = Ca(NO3)2H2O =>
N2O5(s)Ca(OH)2(aq) = Ca(NO3)2H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(s) =>
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(s)
CH4 + CuO = CO2 + H2O + Cu =>
CH4 + 4 CuO = CO2 + 2 H2O + 4 Cu
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na3[Co(CO3)3] + HNO3 + H2O = (NO3)2[Co(H2O)6] + NaOH + CO2 + NO3 =>
Na3[Co(CO3)3] + 3 HNO3 + 6 H2O = (NO3)2[Co(H2O)6] + 3 NaOH + 3 CO2 + NO3
NH4CO3 + BaCl = NH4Cl + BaCO3 =>
NH4CO3 + BaCl = NH4Cl + BaCO3
MnCl2 + H2O2 + HCl = MnCl3 + H2O =>
2 MnCl2 + H2O2 + 2 HCl = 2 MnCl3 + 2 H2O
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