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P2O3 + 2 KOH = K2P2O4 + H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
BaCl2 + NH4OH = Ba(OH)2 + NH4Cl =>
BaCl2 + 2 NH4OH = Ba(OH)2 + 2 NH4Cl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
(NH4)2P2 = (NH4)2P + P2 =>
2(NH4)2P2 = 2(NH4)2P + P2
CH3COO{-} + Ba{2+} = (CH3COO)2Ba =>
2 CH3COO{-} + Ba{2+} = (CH3COO)2Ba
Sr(OH)2 + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH3 + 2 H2O
KMnO4 + KNO2 + H2SO4 = K2SO4 + KNO3 + MnSO4 + H2O =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = K2SO4 + 5 KNO3 + 2 MnSO4 + 3 H2O
Fe(OH)3 + HBr = FeBr3 + H2O =>
Fe(OH)3 + 3 HBr = FeBr3 + 3 H2O
Cr2(SO4)3 + Na2S = Cr2S3 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2S = Cr2S3 + 3 Na2SO4
Cu{+} + HNO3 + H{+} = Cu{2+} + NO + H2O =>
3 Cu{+} + HNO3 + 3 H{+} = 3 Cu{2+} + NO + 2 H2O
Li2S + H2CO3 = Li2CO3 + H2S =>
Li2S + H2CO3 = Li2CO3 + H2S
HNO3 + CuCO3 = CO2 + Cu(NO3)2 + H2O =>
2 HNO3 + CuCO3 = CO2 + Cu(NO3)2 + H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
HNO3 + Na2CO3 = H2CO3 + NaNO3 =>
2 HNO3 + Na2CO3 = H2CO3 + 2 NaNO3
C7H7NO2 + Na2S + H2O = C7H9N + Na2S2O3 + NaOH =>
4 C7H7NO2 + 6 Na2S + 7 H2O = 4 C7H9N + 3 Na2S2O3 + 6 NaOH
C4H9Cl + AgNO3 + CH3CH2OH = AgCl + HNO3 + C4H9OCH2CH3 =>
C4H9Cl + AgNO3 + CH3CH2OH = AgCl + HNO3 + C4H9OCH2CH3
HCI + Ba(OH)2 = H2O + Ba(CI)2 =>
2 HCI + Ba(OH)2 = 2 H2O + Ba(CI)2
C3H8 + O2 = C0 + H2O =>
C3H8 + 2 O2 = 3 C0 + 4 H2O
(Cu(NH3)4)Cl2 + KCN + H2O = NH3 + NH4Cl + K2(Cu(CN)3) + KCNO + KCl =>
2(Cu(NH3)4)Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 K2(Cu(CN)3) + KCNO + 2 KCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C137H97O9NS + O2 = SO2 + CO2 + H2O + N2 =>
4 C137H97O9NS + 631 O2 = 4 SO2 + 548 CO2 + 194 H2O + 2 N2
Na2O + HOH = Na2(OH)2 =>
Na2O + HOH = Na2(OH)2
NaHS + CH3CHICH3 = CH3CHSHCH3 + NaI =>
NaHS + CH3CHICH3 = CH3CHSHCH3 + NaI
KMnO4 + KNO2 + H2SO4 = MnSO4 + H2O + KNO3 + K2SO4 =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = 2 MnSO4 + 3 H2O + 5 KNO3 + K2SO4
MnO4{-} + Mn2{+} + OH = MnO2 + H2O =>
MnO4{-} + Mn2{+} + 4 OH = 3 MnO2 + 2 H2O
Li + H2O(l) = LiOH + H2 =>
2 Li + 2 H2O(l) = 2 LiOH + H2
Cr{3+} + H2O + H2O2 = Cr2O7{2-} + H{+} =>
2 Cr{3+} + H2O + 3 H2O2 = Cr2O7{2-} + 8 H{+}
FeS2 + HCl = FeCl1 + H2S + S =>
2 FeS2 + 2 HCl = 2 FeCl1 + H2S + 3 S
MgO(s) + H3PO4(aq) = Mg3(PO4)2(aq) + H2O(l) =>
3 MgO(s) + 2 H3PO4(aq) = Mg3(PO4)2(aq) + 3 H2O(l)
CaCl2 + H2SO4 = H2Cl2 + CaSO4 =>
CaCl2 + H2SO4 = H2Cl2 + CaSO4
Fe(iii) + O2 = Fe2O3 =>
4 Fe(iii) + 3 O2 = 2 Fe2O3
(NH4)2MoO4 + H2SO4 = (NH4)2SO4 + MoO3 + H2O =>
(NH4)2MoO4 + H2SO4 = (NH4)2SO4 + MoO3 + H2O
(COOC2H5) + NaOH = COONa + C2H5OH =>
(COOC2H5) + NaOH = COONa + C2H5OH
SO2 + H2CO3 = CO2 + H2SO3 =>
SO2 + H2CO3 = CO2 + H2SO3
NaCl + Hg2(No3)2 = NaNo3 + HgCl =>
2 NaCl + Hg2(No3)2 = 2 NaNo3 + 2 HgCl
Ca(NO3)2 + H2SO4 = CaSO4 + HNO3 =>
Ca(NO3)2 + H2SO4 = CaSO4 + 2 HNO3
FeCl2 + H2SO4 + KMnO4 = Fe2(SO4)3 + MnSO4 + Cl2 + K2SO4 + H2O =>
10 FeCl2 + 24 H2SO4 + 6 KMnO4 = 5 Fe2(SO4)3 + 6 MnSO4 + 10 Cl2 + 3 K2SO4 + 24 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Ca2O2 = CaO =>
Ca2O2 = 2 CaO
NH4NO3 + KCl = KNO3 + NH4Cl =>
NH4NO3 + KCl = KNO3 + NH4Cl
SiO2 + SiC = Si + CO =>
SiO2 + 2 SiC = 3 Si + 2 CO
Sr(OH)2 + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH3 + 2 H2O
C6H5NH3Cl + NaHCO3 = C6H5NH2 + NaCl + H2O + CO2 =>
C6H5NH3Cl + NaHCO3 = C6H5NH2 + NaCl + H2O + CO2
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
(NH4)2SO3 + H2O = NH4OH + H2SO3 =>
(NH4)2SO3 + 2 H2O = 2 NH4OH + H2SO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H4(l) + O2(g) = CO2(g) + H2O() =>
C2H4(l) + 3 O2(g) = 2 CO2(g) + 2 H2O()
CaO + I2 = CaI + O2 =>
2 CaO + I2 = 2 CaI + O2
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