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Na2CO3 = Na2O + CO2
K2SO3(aq) + H2SO4(aq) = K2SO4 + SO2 + H20 =>
20 K2SO3(aq) + 10 H2SO4(aq) = 20 K2SO4 + 10 SO2 + H20
Li + NAOH = NA + LiOH =>
Li + NAOH = NA + LiOH
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
K2CrO4 + (NH4)2S + H2O = Cr(OH)3 + S + KOH + NH4OH =>
2 K2CrO4 + 3(NH4)2S + 8 H2O = 2 Cr(OH)3 + 3 S + 4 KOH + 6 NH4OH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
As2O3 + HCl + Zn = AsH3 + ZnCl2 + H2O =>
As2O3 + 12 HCl + 6 Zn = 2 AsH3 + 6 ZnCl2 + 3 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Al2O3 + HCl = H2O + AlCl3 =>
Al2O3 + 6 HCl = 3 H2O + 2 AlCl3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ag + O2 = AgO =>
2 Ag + O2 = 2 AgO
Na + H2SO4 = H2 + Na2SO4 =>
2 Na + H2SO4 = H2 + Na2SO4
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
BaO = Ba + O2 =>
2 BaO = 2 Ba + O2
K2Cr2O7 + NaNO2 + H2SO4 = Cr2(SO4)3 + NaNO3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = Cr2(SO4)3 + 3 NaNO3 + K2SO4 + 4 H2O
MgO = Mg2 + O2 =>
2 MgO = Mg2 + O2
FES + HNO3 = FE(NO3)2 + S + NO2 + H2O =>
FES + 4 HNO3 = FE(NO3)2 + S + 2 NO2 + 2 H2O
Mg(OH)2 + HClO3 = Mg(ClO3)2 + H2O =>
Mg(OH)2 + 2 HClO3 = Mg(ClO3)2 + 2 H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AsO4{3-} + MnCl2 + Cl{-} + H{+} = AsO3{3-} + [MnCl6]{3-} + H2O =>
AsO4{3-} + 2 MnCl2 + 8 Cl{-} + 2 H{+} = AsO3{3-} + 2[MnCl6]{3-} + H2O
FeS + HNO3 = Fe(NO3)2 + S + NO2 + H2O =>
FeS + 4 HNO3 = Fe(NO3)2 + S + 2 NO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuCl2 = CuCl + Cl =>
CuCl2 = CuCl + Cl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Al + HI = AlI3 + H2 =>
2 Al + 6 HI = 2 AlI3 + 3 H2
NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2O(s) + H2O(g) + 2 CO2(g)
CuCl2 = CuCl + Cl2 =>
2 CuCl2 = 2 CuCl + Cl2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
AlCl3 + H2So4 = Al2(So4)3 + HCl =>
2 AlCl3 + 3 H2So4 = Al2(So4)3 + 6 HCl
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
LiH + H2O = LiOH + H2 =>
LiH + H2O = LiOH + H2
FeS2 + O2 = FeS + SO2 =>
FeS2 + O2 = FeS + SO2
P + O2 = PO =>
2 P + O2 = 2 PO
PbO + C = CO2 + Pb =>
2 PbO + C = CO2 + 2 Pb
Al2(SO4)3 + H3PO4 = AlPO4 + H2SO4 =>
Al2(SO4)3 + 2 H3PO4 = 2 AlPO4 + 3 H2SO4
CuSO4 + NH3 + H2O = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2 NH3 + 2 H2O = Cu(OH)2 + (NH4)2SO4
CA(HCO3)2 + HCl = CACl2 + CO2 + H2O =>
CA(HCO3)2 + 2 HCl = CACl2 + 2 CO2 + 2 H2O
HOK = KOH =>
HOK = KOH
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Zn + H2O = H2 + ZnO =>
Zn + H2O = H2 + ZnO
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
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