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4 Fe + 3 O2 = 2 Fe2O3
CH3C(CH3)CHCH3 + KMnO4 + H2O = CH3C(CH3)(OH)CH(OH)CH3 + MnO2 + KOH =>
3 CH3C(CH3)CHCH3 + 2 KMnO4 + 4 H2O = 3 CH3C(CH3)(OH)CH(OH)CH3 + 2 MnO2 + 2 KOH
Mg + HCl = H3 + MgCl2 =>
3 Mg + 6 HCl = 2 H3 + 3 MgCl2
CuCl2 + Pb(NO3)2 = Cu(NO3)2PbCl2 =>
CuCl2 + Pb(NO3)2 = Cu(NO3)2PbCl2
NH4Cl + NaOH = NaCl + NH4OH =>
NH4Cl + NaOH = NaCl + NH4OH
C2H5OH(l) + O2(s) = CO2(s) + H2O(s) =>
C2H5OH(l) + 3 O2(s) = 2 CO2(s) + 3 H2O(s)
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
C5H10O5 + NaHCrO4 + NaHSO4 = CO2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C5H10O5 + 20 NaHCrO4 + 80 NaHSO4 = 15 CO2 + 10 Cr2(SO4)3 + 50 Na2SO4 + 65 H2O
NH4NO3 = O + N + H2O =>
NH4NO3 = O + 2 N + 2 H2O
Na2SiO3 + H2O = NaHSi2O5 + NaOH =>
2 Na2SiO3 + 2 H2O = NaHSi2O5 + 3 NaOH
ZnBr2(aq) + Al(s) = Zn(s) + Al2Br2(aq) =>
ZnBr2(aq) + 2 Al(s) = Zn(s) + Al2Br2(aq)
MgO + C20H14O4 = Mg(OH)2 + C20H12O3 =>
MgO + C20H14O4 = Mg(OH)2 + C20H12O3
H2O + MnO4{-} + HSO3{-} = Mn{2+} + HSO4{2-} + H{+} =>
H2O + MnO4{-} + 5 HSO3{-} = Mn{2+} + 5 HSO4{2-} + 2 H{+}
KO2 + H2O = O + KH =>
2 KO2 + H2O = 5 O + 2 KH
ArNO3 + HCl = ArCl + HNO3 =>
ArNO3 + HCl = ArCl + HNO3
Cr2O7{-2} + HNO2 + H{+} = Cr{+3} + NO3{-} + H2O =>
Cr2O7{-2} + 3 HNO2 + 5 H{+} = 2 Cr{+3} + 3 NO3{-} + 4 H2O
H4P2O7 + K(OH) = K4(P2O7) + H2O =>
H4P2O7 + 4 K(OH) = K4(P2O7) + 4 H2O
HNO3 + O2 = NO3 + H2O =>
4 HNO3 + O2 = 4 NO3 + 2 H2O
Ba + SO2 = BaO + SO =>
Ba + SO2 = BaO + SO
ZnSO4 + K4Fe(CN)6 = Zn2[Fe(CN)6] + K2SO4 =>
2 ZnSO4 + K4Fe(CN)6 = Zn2[Fe(CN)6] + 2 K2SO4
H + Cl + O2 = HClO2 =>
H + Cl + O2 = HClO2
HCl(aq) + Ba(OH)2 = BaCl2(aq) + H2O =>
2 HCl(aq) + Ba(OH)2 = BaCl2(aq) + 2 H2O
Hg3N2 = Hg + N =>
Hg3N2 = 3 Hg + 2 N
NH3 + CrO2 = Cr + NO2 + H2O =>
4 NH3 + 7 CrO2 = 7 Cr + 4 NO2 + 6 H2O
C + H2 + N2 + O2 = CH3NO2 =>
2 C + 3 H2 + N2 + 2 O2 = 2 CH3NO2
Sb2O3 + KOH + H2O2 + H2O = KSb(OH)6 =>
Sb2O3 + 2 KOH + 2 H2O2 + 3 H2O = 2 KSb(OH)6
C7H16(g) + O2 = CO2(g) + H2O(l) =>
C7H16(g) + 11 O2 = 7 CO2(g) + 8 H2O(l)
Cd(NO3)2 + K2S = CdS + KNO3 =>
Cd(NO3)2 + K2S = CdS + 2 KNO3
Br1 + O2 = Br2O =>
4 Br1 + O2 = 2 Br2O
C9H20 + O2 = CO + H2 =>
2 C9H20 + 9 O2 = 18 CO + 20 H2
P4 + NaOH + H2O = PH3 + Na2HPO4 =>
2 P4 + 6 NaOH + 6 H2O = 5 PH3 + 3 Na2HPO4
Fe + Na2SO4 = FeSO4 + Na =>
Fe + Na2SO4 = FeSO4 + 2 Na
Pb(NO3)2 + AlBr3 = PbBr2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlBr3 = 3 PbBr2 + 2 Al(NO3)3
C9H190H + O2 = CO2 + H2O =>
4 C9H190H + 227 O2 = 36 CO2 + 382 H2O
C3H6NH + H2O = C3H6NH2 + OH =>
C3H6NH + H2O = C3H6NH2 + OH
CuF2 + AgNO3 = CuNO3 + AgF2 =>
CuF2 + AgNO3 = CuNO3 + AgF2
Al(NO3)3 = Al(NO2)3 + O2 =>
2 Al(NO3)3 = 2 Al(NO2)3 + 3 O2
CdI2 + Br2 = Br2I2 + Cd =>
CdI2 + Br2 = Br2I2 + Cd
Zn + H2CO3 = H + ZnCO3 =>
Zn + H2CO3 = 2 H + ZnCO3
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + KCH3CO2 =>
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + 2 KCH3CO2
C2H3O2 = C + H + O =>
C2H3O2 = 2 C + 3 H + 2 O
Fe + O + H2O = Fe2O3H2O =>
2 Fe + 3 O + H2O = Fe2O3H2O
C6H6 + I2 = C6H5I + HI =>
C6H6 + I2 = C6H5I + HI
H2S + H2O = H3O + HS =>
H2S + H2O = H3O + HS
Na + O2 = NaO2 =>
Na + O2 = NaO2
Mg + CuCO3 = Mg(CO3)2 + Cu =>
Mg + 2 CuCO3 = Mg(CO3)2 + 2 Cu
NaI + Al(NO3)3 = AlI + Na(NO3)3 =>
NaI + Al(NO3)3 = AlI + Na(NO3)3
Cu(OH)2(aq) + HNO3(aq) = Cu(NO3)2 + H2O =>
Cu(OH)2(aq) + 2 HNO3(aq) = Cu(NO3)2 + 2 H2O
Cr + Fe(NO3)3 = Fe + Cr(NO3)2 =>
3 Cr + 2 Fe(NO3)3 = 2 Fe + 3 Cr(NO3)2
Al(Br3) + Cl = AlCl3 + Br =>
Al(Br3) + 3 Cl = AlCl3 + 3 Br
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