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2 S + 3 O2 = 2 SO3
Na + NaNO3 = N2 + Na2O =>
10 Na + 2 NaNO3 = N2 + 6 Na2O
C4H10 + H2O = CO2 + H2 =>
C4H10 + 8 H2O = 4 CO2 + 13 H2
Fe3 = Fe0 =>
Fe3 = 3 Fe0
(NH4)2PtCl4 + NH3 = NH4Cl + Pt(NH3)2Cl2 =>
(NH4)2PtCl4 + 2 NH3 = 2 NH4Cl + Pt(NH3)2Cl2
S8 + Na2SO3 = Na2S2O3 =>
S8 + 8 Na2SO3 = 8 Na2S2O3
CH3CHCHCH3 + KMnO4 + H2O = CH3CH(OH)CH(OH)CH3 + KOH + MnO2 =>
3 CH3CHCHCH3 + 2 KMnO4 + 4 H2O = 3 CH3CH(OH)CH(OH)CH3 + 2 KOH + 2 MnO2
TiOOH + O2 + NaOH = Na2TiO3 + H2O =>
4 TiOOH + O2 + 8 NaOH = 4 Na2TiO3 + 6 H2O
K2Cr2O7 + KNO2 + H2SO4 = HNO3 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 6 KNO2 + 11 H2SO4 = 6 HNO3 + 5 K2SO4 + 2 Cr2(SO4)3 + 8 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
NaI(aq) + Br2(aq) = I + NaBr =>
2 NaI(aq) + Br2(aq) = 2 I + 2 NaBr
CaS + H2O = HS + CaOH =>
CaS + H2O = HS + CaOH
H2SO4 + Ca = H2S + CaSO4 + H2O =>
5 H2SO4 + 4 Ca = H2S + 4 CaSO4 + 4 H2O
P2O5 + Na2O + H2O = NaH2PO4 =>
P2O5 + Na2O + 2 H2O = 2 NaH2PO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KOH + FeBr = KBr + FeOH =>
KOH + FeBr = KBr + FeOH
C2HNa + H2O = C2H2 + NaOH =>
C2HNa + H2O = C2H2 + NaOH
LiFMgS = LiSMgF =>
LiFMgS = LiSMgF
CH3CH(OH)CH3 + KMnO4 + H2SO4 = CH3C(O)CH3 + MnSO4 + H2O + K2SO4 =>
5 CH3CH(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3C(O)CH3 + 2 MnSO4 + 8 H2O + K2SO4
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
S(s) + HCl(aq) = SH + Cl =>
S(s) + HCl(aq) = SH + Cl
C4H9N + O2 = CO2 + NO2 + H2O =>
4 C4H9N + 29 O2 = 16 CO2 + 4 NO2 + 18 H2O
HCO2{-} + H{+} + NO2{-} = NO + CO2 + H2O =>
HCO2{-} + 3 H{+} + 2 NO2{-} = 2 NO + CO2 + 2 H2O
NH4Cl + NaNO2 = N2 + NaCl + H2O* =>
NH4Cl + NaNO2 = N2 + NaCl + 2 H2O*
Bi(NO3)3*5H2O + KI = BiOI + KNO3 + HNO3 + H2O =>
Bi(NO3)3*5H2O + KI = BiOI + KNO3 + 2 HNO3 + 4 H2O
MnO2 + Ai = Mn + Ai2O3 =>
3 MnO2 + 4 Ai = 3 Mn + 2 Ai2O3
Au2O3 + H2 = AuH2 + O3 =>
Au2O3 + 2 H2 = 2 AuH2 + O3
Fe(NO3)2 + NaCN = NaNO3 + Fe(CN)2 =>
Fe(NO3)2 + 2 NaCN = 2 NaNO3 + Fe(CN)2
H2SO4 + MgBr2 = MgSO4 + SO2 + Br + H2O =>
2 H2SO4 + MgBr2 = MgSO4 + SO2 + 2 Br + 2 H2O
Br2 + Cr = Br{-} + Cr3{+} =>
Br2 + 6 Cr = 2 Br{-} + 2 Cr3{+}
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Li2CO3(s) = CO2(s) + Li2O =>
Li2CO3(s) = CO2(s) + Li2O
Al + Na3AlF6 = Na + NaAlF4 =>
Al + 2 Na3AlF6 = 3 Na + 3 NaAlF4
CH4 + NO{2-} + {+} = CO2 + N2 + H2O =>
CH4 + 4 NO{2-} + 8{+} = CO2 + 2 N2 + 2 H2O
CuSO4 + NaCl + Zn = ZnCl2 + Cu + Na2SO4 =>
CuSO4 + 2 NaCl + Zn = ZnCl2 + Cu + Na2SO4
FeCO3 = FeO + CO2 =>
FeCO3 = FeO + CO2
MnO4{-} + C2H5OH + H{+} = Mn2{+} + CO2 + H2O =>
24 MnO4{-} + 13 C2H5OH + 36 H{+} = 12 Mn2{+} + 26 CO2 + 57 H2O
Mg3N2(s) + HCl(aq) = MgCl2(aq) + NH4Cl(aq) =>
Mg3N2(s) + 8 HCl(aq) = 3 MgCl2(aq) + 2 NH4Cl(aq)
NaHCO3(s) + C2H3OH(aq) = NaC2H3O2 + CO2 + H2O =>
5 NaHCO3(s) + 4 C2H3OH(aq) = 5 NaC2H3O2 + 3 CO2 + 3 H2O
Ni{+} = Ni{+2} + Ni =>
2 Ni{+} = Ni{+2} + Ni
CHNaO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 CHNaO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
CuNO3 + KCrO4 = CuCrO4 + KNO3 =>
CuNO3 + KCrO4 = CuCrO4 + KNO3
Al2(SO4)3 + Na2CO3 = Al2(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 = Al2(CO3)3 + 3 Na2SO4
Fe2O3 + BaF2 = FeF3 + BaO =>
Fe2O3 + 3 BaF2 = 2 FeF3 + 3 BaO
KMn04 + NH3 = KN03 + Mn02 + K0H =>
10 KMn04 + 3 NH3 = KN03 + 20 Mn02 + 9 K0H
CH2F2 + Si + O2 = SiF4 + CO2 + H2O =>
2 CH2F2 + Si + 3 O2 = SiF4 + 2 CO2 + 2 H2O
CaS + H2O = HS + CaOH =>
CaS + H2O = HS + CaOH
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Ca + HNO3 = CaNO3 + H2 =>
2 Ca + 2 HNO3 = 2 CaNO3 + H2
S2 + K6 = SK =>
3 S2 + K6 = 6 SK
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