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4 Al + 3 O2 = 2 Al2O3
C20H24O2 + [Cu(NH3)2]Cl = C20H23O2Cu + NH4Cl + NH3 =>
C20H24O2 + [Cu(NH3)2]Cl = C20H23O2Cu + NH4Cl + NH3
CH3CO2H + (CH3)2CHCH2CH2OH = C7H14O2 + H2O =>
CH3CO2H + (CH3)2CHCH2CH2OH = C7H14O2 + H2O
CH4 + NH3 + O2 = H2O + HCN =>
2 CH4 + 2 NH3 + 3 O2 = 6 H2O + 2 HCN
NAlO3 + SO2 + H2O = NAl + H2SO4 =>
NAlO3 + 3 SO2 + 3 H2O = NAl + 3 H2SO4
SrBr2 + Li2CO3 = SrCO3 + Li2Br2 =>
SrBr2 + Li2CO3 = SrCO3 + Li2Br2
HNO3 = O2 + HNO2 =>
2 HNO3 = O2 + 2 HNO2
SrSO4 = SrO + SO3 =>
SrSO4 = SrO + SO3
KMnO4 + Na2S + H2O = MnO2 + Na2SO4 + KOH =>
8 KMnO4 + 3 Na2S + 4 H2O = 8 MnO2 + 3 Na2SO4 + 8 KOH
FeO2 + HCl = FeCl2 + Cl + H2O =>
FeO2 + 4 HCl = FeCl2 + 2 Cl + 2 H2O
Fe(CO)5 + KMnO4 + H2O = Fe2O3 + CO + MnO2 + KOH =>
2 Fe(CO)5 + 2 KMnO4 + H2O = Fe2O3 + 10 CO + 2 MnO2 + 2 KOH
KI + KIO3 + H2SO4 = K2SO4 + H2O + I2 =>
5 KI + KIO3 + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 I2
H3PO4(aq) + RbOH(aq) = H2O + Rb3PO4 =>
H3PO4(aq) + 3 RbOH(aq) = 3 H2O + Rb3PO4
Na2Co3(aq) + HCl(aq) = NaCl(aq) + H2Co3(s) =>
Na2Co3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2Co3(s)
N2O + O2 = N2O3 =>
N2O + O2 = N2O3
HCI + Ca = H2 + CaCI =>
2 HCI + 2 Ca = H2 + 2 CaCI
C5H8NO4Na*H2O + NaOH = C3H9N + Na2CO3 + H2O =>
C5H8NO4Na*H2O + 3 NaOH = C3H9N + 2 Na2CO3 + 2 H2O
Na2Cr2O7 + KNO3 = K2Cr2O7 + NaNO3 =>
Na2Cr2O7 + 2 KNO3 = K2Cr2O7 + 2 NaNO3
NaOH + K2CO3 = NaCO3 + K2OH =>
NaOH + K2CO3 = NaCO3 + K2OH
BaSO4 + (NH4)2S = BaS + (NH4)2SO4 =>
BaSO4 + (NH4)2S = BaS + (NH4)2SO4
C17H30 + O2 = CO2 + H2O =>
2 C17H30 + 49 O2 = 34 CO2 + 30 H2O
AgS + H2SO4 = AgSO4 + H2S =>
AgS + H2SO4 = AgSO4 + H2S
Br2(g) + KI = KBr + I2(g) =>
Br2(g) + 2 KI = 2 KBr + I2(g)
FeCl3 + Fe = FeCl2 =>
2 FeCl3 + Fe = 3 FeCl2
SrO + SO3 = SrSO4 =>
SrO + SO3 = SrSO4
H2S + K2SO4 + Cr2(SO4)3 = K2Cr2O7 + H2SO4 + S =>
9 H2S + 4 K2SO4 + 4 Cr2(SO4)3 = 4 K2Cr2O7 + 9 H2SO4 + 16 S
Mg3Si4O10(OH)2 = Mg7Si8O22(OH)2 + SiO2 + H2O =>
7 Mg3Si4O10(OH)2 = 3 Mg7Si8O22(OH)2 + 4 SiO2 + 4 H2O
C4H9COOH + Mg = C4H9COOMg + H2 =>
2 C4H9COOH + 2 Mg = 2 C4H9COOMg + H2
Fe + Mg = Fe2Mg =>
2 Fe + Mg = Fe2Mg
BaCe2 + Na2SO4 = BaSO4 + NaCe =>
BaCe2 + Na2SO4 = BaSO4 + 2 NaCe
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
C2H2Cl + Na = NaCl + C4H4 =>
2 C2H2Cl + 2 Na = 2 NaCl + C4H4
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4
H3PO4(aq) + RbOH(aq) = H2O + Rb3PO4 =>
H3PO4(aq) + 3 RbOH(aq) = 3 H2O + Rb3PO4
KMnO4 + NaN3 + H2SO4 = N2 + K2SO4 + Na2SO4 + MnSO4 + H2O =>
2 KMnO4 + 10 NaN3 + 8 H2SO4 = 15 N2 + K2SO4 + 5 Na2SO4 + 2 MnSO4 + 8 H2O
SnS3{2-} + H2SO4 = SnS2 + SO3{2-} + H{+} =>
SnS3{2-} + 3 H2SO4 = SnS2 + 4 SO3{2-} + 6 H{+}
H2SiO3 + H2O = SiO3 + H3O =>
H2SiO3 + 2 H2O = SiO3 + 2 H3O
MgSO4 + KCl = MgCl2 + K2(SO4) =>
MgSO4 + 2 KCl = MgCl2 + K2(SO4)
K2SO3 + KOH + Cl2 = K2SO4 + KCl + H2O =>
K2SO3 + 2 KOH + Cl2 = K2SO4 + 2 KCl + H2O
HCH3CO2 + NaOH = H2O + NaCH3CO2 =>
HCH3CO2 + NaOH = H2O + NaCH3CO2
P + AgNO3 + H2O = H3PO4 + Ag + HNO3 =>
P + 5 AgNO3 + 4 H2O = H3PO4 + 5 Ag + 5 HNO3
LiNO3 + Ba3(PO4)2 = Li3PO4 + Ba(NO3)2 =>
6 LiNO3 + Ba3(PO4)2 = 2 Li3PO4 + 3 Ba(NO3)2
(NH4)2C2O4(aq) + Sr(NO3)2(aq) = SrC2O4(s) + NH4NO3(aq) =>
(NH4)2C2O4(aq) + Sr(NO3)2(aq) = SrC2O4(s) + 2 NH4NO3(aq)
Sn(CO3)2 + HNO3 = Sn(NO3)4 + CO2 + H2O =>
Sn(CO3)2 + 4 HNO3 = Sn(NO3)4 + 2 CO2 + 2 H2O
Fe5 + S = FeS =>
Fe5 + 5 S = 5 FeS
MgSO4 + KCl = MgCl2 + K2(SO4) =>
MgSO4 + 2 KCl = MgCl2 + K2(SO4)
Cu2SO4 + KOH = Cu2OH + KSO4 =>
Cu2SO4 + KOH = Cu2OH + KSO4
NaH2PO4 + CH3COOH = H3PO4 + CH3COONa =>
NaH2PO4 + CH3COOH = H3PO4 + CH3COONa
C2H6O + NH3 = CH3CH2NH2 + H2O =>
C2H6O + NH3 = CH3CH2NH2 + H2O
CH2Cl2 + CaBr2 = CH2BrCl + CaCl2 =>
2 CH2Cl2 + CaBr2 = 2 CH2BrCl + CaCl2
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