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2 Al + 3 NiO = Al2O3 + 3 Ni
C4H6 + Br2 = C4H6Br2 =>
C4H6 + Br2 = C4H6Br2
C6H5CH2COOCH2CH3 + CH3CH2COOH = C6H5CH2OCH3 + CH3COOH =>
3 C6H5CH2COOCH2CH3 + 4 CH3CH2COOH = 4 C6H5CH2OCH3 + 5 CH3COOH
KClO4 + S = SO3 + KCl =>
3 KClO4 + 4 S = 4 SO3 + 3 KCl
NaCO3 + HC1 = NaC1 + CO2 + H2O =>
5 NaCO3 + 6 HC1 = 5 NaC1 + 6 CO2 + 3 H2O
Li5N + NH4NO3 = LiNO3 + (NH4)5N =>
Li5N + 5 NH4NO3 = 5 LiNO3 + (NH4)5N
C3H6O + H2 = C2H6 + H2O =>
2 C3H6O + 5 H2 = 3 C2H6 + 2 H2O
BaCrO4 + H{+} = Ba{2+} + Cr2O7{2-} + H2O =>
2 BaCrO4 + 2 H{+} = 2 Ba{2+} + Cr2O7{2-} + H2O
FeSO4 + KCN = K2SO4 + K4[Fe(CN)6] =>
FeSO4 + 6 KCN = K2SO4 + K4[Fe(CN)6]
KNO3 + NH4Cl = H2O + KCl + N2O =>
KNO3 + NH4Cl = 2 H2O + KCl + N2O
Cr2O7{2+} + S2O3{2-} + H{+} = Cr{3+} + H2O + SO2 =>
2 Cr2O7{2+} + 5 S2O3{2-} + 18 H{+} = 4 Cr{3+} + 9 H2O + 10 SO2
FeCl3 + Ca(OH)2 = CaCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Ca(OH)2 = 3 CaCl2 + 2 Fe(OH)3
NaOCH3 + H2O = NaOH + CH4O =>
NaOCH3 + H2O = NaOH + CH4O
C2H2 + KMnO4 = H2CCOOK + MnO2 =>
C2H2 + KMnO4 = H2CCOOK + MnO2
Zn(s) + BaCl2(aq) = ZnCl2 + Ba =>
Zn(s) + BaCl2(aq) = ZnCl2 + Ba
Ca + S(NO3)2 = Ca(NO3)2 + S =>
Ca + S(NO3)2 = Ca(NO3)2 + S
Hg3S2Cl2 + H2S = HgS + HCl =>
Hg3S2Cl2 + H2S = 3 HgS + 2 HCl
AlO = OAl =>
AlO = OAl
VS4 + O2 = V2O5 + SO4 =>
4 VS4 + 37 O2 = 2 V2O5 + 16 SO4
Al + HCl + H2O = AlClO3 + H2 =>
2 Al + 2 HCl + 6 H2O = 2 AlClO3 + 7 H2
Pb(IO3)2 = Pb + I + O =>
Pb(IO3)2 = Pb + 2 I + 6 O
Zn(OH)2 + AgCl = ZnCl2 + Ag(OH) =>
Zn(OH)2 + 2 AgCl = ZnCl2 + 2 Ag(OH)
Ca(OH)2(aq) = OH{-} + Ca{2+} =>
Ca(OH)2(aq) = 2 OH{-} + Ca{2+}
MgS + HNO3 = MgSO4 + NO2 + H2O =>
MgS + 8 HNO3 = MgSO4 + 8 NO2 + 4 H2O
Na + AgCl2 = NaCl + Ag =>
2 Na + AgCl2 = 2 NaCl + Ag
K2S + Ni(NO3)2 = KNO3 + NiS =>
K2S + Ni(NO3)2 = 2 KNO3 + NiS
C6H5NO2 + Fe + H2O = C6HH5NH3 + Fe3O4 =>
C6H5NO2 + 3 Fe + 2 H2O = C6HH5NH3 + Fe3O4
(NH4)2SO4 + Mg(OH)2 = NH3 + HOH + MgSO4 =>
(NH4)2SO4 + Mg(OH)2 = 2 NH3 + 2 HOH + MgSO4
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
MgSO4 + KPO4 = MgPO4 + KSO4 =>
MgSO4 + KPO4 = MgPO4 + KSO4
H2SO4 + K(OH) = H(OH) + K2SO4 =>
H2SO4 + 2 K(OH) = 2 H(OH) + K2SO4
AlOHOHOH + H2CO3 = Al2CO3CO3CO3 + H2O =>
2 AlOHOHOH + 3 H2CO3 = Al2CO3CO3CO3 + 6 H2O
Mn(OH)2 + KClO + KOH = K2MnO4 + H2O + KCl =>
Mn(OH)2 + 2 KClO + 2 KOH = K2MnO4 + 2 H2O + 2 KCl
HgS + Al = HgAl + S =>
HgS + Al = HgAl + S
CO2(aq) + H2O(l) = H2 + HCO3 =>
2 CO2(aq) + 2 H2O(l) = H2 + 2 HCO3
N2(g) + O(g) + H2O = HNO3(aq) =>
N2(g) + 5 O(g) + H2O = 2 HNO3(aq)
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
Pb(NO3)2 + EDTA = Pb(EDTA)2 + NO3 =>
Pb(NO3)2 + 2 EDTA = Pb(EDTA)2 + 2 NO3
NH3 + H2SO4 = N2 + H2O + SO2 =>
2 NH3 + 3 H2SO4 = N2 + 6 H2O + 3 SO2
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
KHC2O4*H2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
10 KHC2O4*H2C2O4 + 8 KMnO4 + 17 H2SO4 = 8 MnSO4 + 9 K2SO4 + 40 CO2 + 32 H2O
H2CO3 + Ca3N2 = H3N + CaCO3 =>
3 H2CO3 + Ca3N2 = 2 H3N + 3 CaCO3
HNO3 + CaCO3 = H2O + CO2 + CaO2 + N =>
2 HNO3 + 5 CaCO3 = H2O + 5 CO2 + 5 CaO2 + 2 N
CaCl2 + H2O = CaOH + H2Cl + Cl2 =>
4 CaCl2 + 4 H2O = 4 CaOH + 2 H2Cl + 3 Cl2
AlO = OAl =>
AlO = OAl
Al2O3K2O + HBr = AlBr3 + KBr + H2O =>
Al2O3K2O + 8 HBr = 2 AlBr3 + 2 KBr + 4 H2O
P4O10 = P4 + O2 = =>
P4O10 = P4 + 5 O2
Ca(OH)2 + CuSO4 = CaSO4 + Cu(OH)2 =>
Ca(OH)2 + CuSO4 = CaSO4 + Cu(OH)2
CaO + H2Cl2O5 = CaCl2O5 + H2O =>
CaO + H2Cl2O5 = CaCl2O5 + H2O
Sc + Cl2 + Mn2O7 = ScO + MnCl3 =>
7 Sc + 3 Cl2 + Mn2O7 = 7 ScO + 2 MnCl3
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