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3 Ca + 2 P = Ca3P2
CH3CH2CH2CH3 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
CH3CH2CH2CH3 + 2 KMnO4 + 3 H2SO4 = 2 CH3COOH + 4 H2O + 2 MnSO4 + K2SO4
Ca2O + MgCl2 = Mg2O + CaCl2 =>
Ca2O + 2 MgCl2 = Mg2O + 2 CaCl2
H202 + KI = H202KI =>
H202 + KI = H202KI
Br{-} = e + Br =>
Br{-} = e + Br
C7H6O + H2SO4 = C7H6O4S + H2O =>
C7H6O + H2SO4 = C7H6O4S + H2O
SrS + K3PO4 = Sr3(PO4)2 + K2S =>
3 SrS + 2 K3PO4 = Sr3(PO4)2 + 3 K2S
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HNO3 + CU = NO2 + CUNO32 + H2O =>
60 HNO3 + CU = 59 NO2 + CUNO32 + 30 H2O
C6H5NH2 + HNO2 + HCl = C6H5ClN2 + H2O =>
C6H5NH2 + HNO2 + HCl = C6H5ClN2 + 2 H2O
CH3CCH + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CCH + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O
KNO3 + S8 = K2SO4 + SO2 + N2 =>
8 KNO3 + S8 = 4 K2SO4 + 4 SO2 + 4 N2
(N2H2)2CO + O2 = CO2 + N2 + H2O =>
2(N2H2)2CO + 3 O2 = 2 CO2 + 4 N2 + 4 H2O
O2(g) + Cl(g) = OCl2(s) =>
O2(g) + 4 Cl(g) = 2 OCl2(s)
Br{-} = e + Br =>
Br{-} = e + Br
Ca3P2 + KOH = Ca(OH)2 + K3P =>
Ca3P2 + 6 KOH = 3 Ca(OH)2 + 2 K3P
HClO + H2O + Br2 = HBrO3 + HCl =>
5 HClO + H2O + Br2 = 2 HBrO3 + 5 HCl
Mn(OH)2 + ClO = MnO2 + Cl2 + H2O =>
2 Mn(OH)2 + 2 ClO = 2 MnO2 + Cl2 + 2 H2O
C6H7ON + HCl = C6H7NCl2 + H2O =>
C6H7ON + 2 HCl = C6H7NCl2 + H2O
NaBr + HCl = NaCl + HBr =>
NaBr + HCl = NaCl + HBr
CO3 + Ba(NO3)2 = BaCO3 + NO3 =>
CO3 + Ba(NO3)2 = BaCO3 + 2 NO3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C75H110O40N + H2O = CH4 + CO2 + NH3 =>
8 C75H110O40N + 226 H2O = 327 CH4 + 273 CO2 + 8 NH3
Mg(NO3) = Mg + NO3 =>
Mg(NO3) = Mg + NO3
NO2 = O2 + N2* =>
2 NO2 = 2 O2 + N2*
Cr2O3 + NaBrO3 + Na2CO3 = NaBr + CO2 + Na2CrO4 =>
Cr2O3 + NaBrO3 + 2 Na2CO3 = NaBr + 2 CO2 + 2 Na2CrO4
Cr(No3)2 + Na2Co3 = Cr(Co3) + NaNo3 =>
Cr(No3)2 + Na2Co3 = Cr(Co3) + 2 NaNo3
Al2O3 + CoO = Al2CoO4 =>
Al2O3 + CoO = Al2CoO4
CH3CH2CH2CH3 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
CH3CH2CH2CH3 + 2 KMnO4 + 3 H2SO4 = 2 CH3COOH + 4 H2O + 2 MnSO4 + K2SO4
NaNO2 + HCl = NaCl + H2O + NO + NO2 =>
2 NaNO2 + 2 HCl = 2 NaCl + H2O + NO + NO2
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb =>
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb
Mg3N2 + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aq) =>
Mg3N2 + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aq)
Ag4P2O7 + HNO3 = AgNO3 + H4P2O7 =>
Ag4P2O7 + 4 HNO3 = 4 AgNO3 + H4P2O7
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na + Fe(ClO3)3 = Fe + Na(ClO3) =>
3 Na + Fe(ClO3)3 = Fe + 3 Na(ClO3)
Fe(No3)3 + Ba(OH)2 = Fe(OH)3 + Ba(No3)2 =>
2 Fe(No3)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 Ba(No3)2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H5NO2 + NH4Cl + Zn = C6H5NH2 + ZnCl2 + NH3 + H2O =>
C6H5NO2 + 6 NH4Cl + 3 Zn = C6H5NH2 + 3 ZnCl2 + 6 NH3 + 2 H2O
Na2CO3 + H3O = H2CO3 + Na + O2 =>
3 Na2CO3 + 2 H3O = 3 H2CO3 + 6 Na + O2
Fe(s) + CH3COOH(aq) = (CH3COO)2Fe(aq) + H2(g) =>
Fe(s) + 2 CH3COOH(aq) = (CH3COO)2Fe(aq) + H2(g)
F2 + Mn = F{-} + Mn{2+} =>
F2 + Mn = 2 F{-} + Mn{2+}
FeS + ClO3{-} = Fe{2+} + Cl{-} + SO4{2-} =>
3 FeS + 4 ClO3{-} = 3 Fe{2+} + 4 Cl{-} + 3 SO4{2-}
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
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