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CaCO3 = CaO + CO2
K2O(s) + H2O(l) = KOH(aq) =>
K2O(s) + H2O(l) = 2 KOH(aq)
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Al2O3 + FeCl3 = Al2Cl3 + FeO3 =>
Al2O3 + FeCl3 = Al2Cl3 + FeO3
NaOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + NaNO3(aq) =>
3 NaOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + 3 NaNO3(aq)
C18H34O2 + NH4OH = CH177O049N024 + H20 + C02 =>
125 C18H34O2 + 240 NH4OH = 10 CH177O049N024 + 184 H20 + 1120 C02
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Fe + H2SO4 = Fe2(SO4)3 + S + H2O =>
2 Fe + 4 H2SO4 = Fe2(SO4)3 + S + 4 H2O
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
C5H10O2(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H10O2(l) + 13 O2(g) = 10 CO2(g) + 10 H2O(g)
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
Na + H2O = H + NaO =>
Na + H2O = 2 H + NaO
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
N2 + O2 = NO =>
N2 + O2 = 2 NO
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KJO3 + KJ + H2SO4 = J2 + K2SO4 + H2O =>
KJO3 + 5 KJ + 3 H2SO4 = 3 J2 + 3 K2SO4 + 3 H2O
Fe(SO4) + H2O = Fe(OH)3 + H + SO4 =>
Fe(SO4) + 3 H2O = Fe(OH)3 + 3 H + SO4
Na2N2O2 + KMnO4 + H2O = NaNO3 + MnO2 + KOH =>
3 Na2N2O2 + 8 KMnO4 + 4 H2O = 6 NaNO3 + 8 MnO2 + 8 KOH
PbNO3 + K2CrO4 = K2NO3(s) + PbCrO4 =>
PbNO3 + K2CrO4 = K2NO3(s) + PbCrO4
Cu + H2O + CO2 + O2 = [Cu(OH)]2CO3 =>
2 Cu + H2O + CO2 + O2 = [Cu(OH)]2CO3
K + Cl = KCl =>
K + Cl = KCl
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
Co2O3 + H2SO4 = Co2(SO4)3 + H2O =>
Co2O3 + 3 H2SO4 = Co2(SO4)3 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
MnO + O2 = MnO2 =>
2 MnO + O2 = 2 MnO2
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
CH3OH + CuO = Cu + CH2O + H2O =>
CH3OH + CuO = Cu + CH2O + H2O
Ba(NO3)2(aq) + H3PO4(aq) = Ba3(PO4)2(s) + HNO3(aq) =>
3 Ba(NO3)2(aq) + 2 H3PO4(aq) = Ba3(PO4)2(s) + 6 HNO3(aq)
FeBr3 + Zn = ZnBr2 + Fe =>
2 FeBr3 + 3 Zn = 3 ZnBr2 + 2 Fe
CopperSulfate + PotassiumIodide = PotassiumSulfate + CopperIodide =>
CopperSulfate + PotassiumIodide = PotassiumSulfate + CopperIodide
Zn + NiCl2 = Ni + ZnCl =>
2 Zn + NiCl2 = Ni + 2 ZnCl
Fe(SO4)3 + H2O = Fe(OH)3 + H + SO4 =>
Fe(SO4)3 + 3 H2O = Fe(OH)3 + 3 H + 3 SO4
CrCl3*H12O6 + C2H3O2Na + Zn = Cr2(C8H12O8)H4O2 + ZnCl2 + NaCl + H2O =>
2 CrCl3*H12O6 + 4 C2H3O2Na + Zn = Cr2(C8H12O8)H4O2 + ZnCl2 + 4 NaCl + 10 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
AsH3 + I2 + H2O = H3AsO4 + H{+} + I{-} =>
AsH3 + 4 I2 + 4 H2O = H3AsO4 + 8 H{+} + 8 I{-}
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 4 H2O
HCl + NH4NO3 = HNO3 + NH4Cl =>
HCl + NH4NO3 = HNO3 + NH4Cl
AsH3 + I2 + H2O = H3AsO4 + H{+} + I{-} =>
AsH3 + 4 I2 + 4 H2O = H3AsO4 + 8 H{+} + 8 I{-}
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H4 + H2O = C2H6O =>
C2H4 + H2O = C2H6O
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
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