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Na + CaO = NaCaO
Cu + HNO3(concentrado) = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3(concentrado) = Cu(NO3)2 + 2 H2O + 2 NO2
CuAg = Cu + Ag =>
CuAg = Cu + Ag
Fe2(SO4)3 + KI = FeSO4 + I2 + K2SO4 =>
Fe2(SO4)3 + 2 KI = 2 FeSO4 + I2 + K2SO4
HCOH + Ag(NH3)2OH = HCOOH + Ag + NH3 + H2O =>
HCOH + 2 Ag(NH3)2OH = HCOOH + 2 Ag + 4 NH3 + H2O
Fr(s) + Cl2(g) = FrCl =>
2 Fr(s) + Cl2(g) = 2 FrCl
C2N2 + F2 = CF4 + NF3 =>
C2N2 + 7 F2 = 2 CF4 + 2 NF3
CuO + O2 = Cu2O3 =>
4 CuO + O2 = 2 Cu2O3
CH3CH3 + Cl2 = CH3CH(Cl)CH3 + HCl =>
3 CH3CH3 + 3 Cl2 = 2 CH3CH(Cl)CH3 + 4 HCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
SiH2Cl2 + H2O = SiO3 + HCl + H2 =>
SiH2Cl2 + 3 H2O = SiO3 + 2 HCl + 3 H2
NaCl + Ag2S = AgCl + Na2S =>
2 NaCl + Ag2S = 2 AgCl + Na2S
ZnO + CuO = Zn98Cu2O100 =>
98 ZnO + 2 CuO = Zn98Cu2O100
C3H6 + HBr = C3H7Br =>
C3H6 + HBr = C3H7Br
NaOH(aq) + KI(aq) = NaI + KOH =>
NaOH(aq) + KI(aq) = NaI + KOH
Cl2 + Na2Br2 = Na2Cl2 + Br2 =>
Cl2 + Na2Br2 = Na2Cl2 + Br2
Na + HCl + HNO3 = NaCl + NO + H2O =>
3 Na + 3 HCl + HNO3 = 3 NaCl + NO + 2 H2O
B2O3 + Cr2(SO4)3 = Cr(BO2)3 + SO2 + O2 =>
6 B2O3 + 2 Cr2(SO4)3 = 4 Cr(BO2)3 + 6 SO2 + 3 O2
NaH + F = NaF + H =>
NaH + F = NaF + H
NaOH + As4O6 = Na3AsO3 + H2O =>
12 NaOH + As4O6 = 4 Na3AsO3 + 6 H2O
NH4HS + KOH = K2S + NH3 + H2O =>
NH4HS + 2 KOH = K2S + NH3 + 2 H2O
Ca + SnCl2 = CaCl2 + Sn =>
Ca + SnCl2 = CaCl2 + Sn
H3C6H5O7 + H2O = H3O{+} + C6H5O7{-3} =>
H3C6H5O7 + 3 H2O = 3 H3O{+} + C6H5O7{-3}
C3H5O9N3 = CO2 + N2 + O2 + H2O =>
4 C3H5O9N3 = 12 CO2 + 6 N2 + O2 + 10 H2O
Ag(NO3) + KSCN = AgSCN + KNO3 =>
Ag(NO3) + KSCN = AgSCN + KNO3
SnCl2 + HgCl2 + HCl = Hg2Cl2 + H2SnCl6 =>
SnCl2 + 2 HgCl2 + 2 HCl = Hg2Cl2 + H2SnCl6
BaCl2 + NH4OH = Ba(OH)2 + NH4Cl =>
BaCl2 + 2 NH4OH = Ba(OH)2 + 2 NH4Cl
Ba(NO3)2 + AlMg = BaO + Al2O3 + MgO + N2 =>
Ba(NO3)2 + 2 AlMg = BaO + Al2O3 + 2 MgO + N2
Cr(OH)3 + BaO = Ba(CrO2)2 + H2O =>
2 Cr(OH)3 + BaO = Ba(CrO2)2 + 3 H2O
H2CO + NH3 = C6H12N4 + H2O =>
6 H2CO + 4 NH3 = C6H12N4 + 6 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
H2SO4 + FeS = FeSO4 + H2S =>
H2SO4 + FeS = FeSO4 + H2S
POH + H3PO4 = PPO4 + H2O =>
POH + 3 H3PO4 = 2 PPO4 + 5 H2O
Zn + HI = ZnI2 + H2 =>
Zn + 2 HI = ZnI2 + H2
Cu2 + CO3 = Cu2CO3 =>
Cu2 + CO3 = Cu2CO3
Al(OH)3 + LiOH = LiAlO2 + H2O =>
Al(OH)3 + LiOH = LiAlO2 + 2 H2O
CaO(s) + NH4Cl(s) = NH3(g) + H2O(g) + CaCl2(s) =>
CaO(s) + 2 NH4Cl(s) = 2 NH3(g) + H2O(g) + CaCl2(s)
KNO3 + FeS2 = KNO2 + Fe2O3 + SO3 =>
15 KNO3 + 2 FeS2 = 15 KNO2 + Fe2O3 + 4 SO3
CH3OH + NaNH2 = NaOCH3 + NH3 =>
CH3OH + NaNH2 = NaOCH3 + NH3
CH3(CH2)2(CH3) + O2 = H2O + CO2 =>
2 CH3(CH2)2(CH3) + 13 O2 = 10 H2O + 8 CO2
LiO2 = Li + O2 =>
LiO2 = Li + O2
H2O(l) + Cl(g) = HCl(aq) + O(g) =>
H2O(l) + 2 Cl(g) = 2 HCl(aq) + O(g)
HClO3 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
2 HClO3 + Ba(OH)2 = Ba(ClO3)2 + 2 H2O
Al(s) + FeO(aq) = Fe(s) + Al2O3(s) =>
2 Al(s) + 3 FeO(aq) = 3 Fe(s) + Al2O3(s)
MgSO4(aq) + Ba(OH)2(aq) = Mg(OH)2 + BaSO4 =>
MgSO4(aq) + Ba(OH)2(aq) = Mg(OH)2 + BaSO4
Li2S + S = Li2S4 =>
Li2S + 3 S = Li2S4
Hg + KCl = Hg2Cl2 + K =>
2 Hg + 2 KCl = Hg2Cl2 + 2 K
KMnO4 + C2H4 + H2SO4 + H2O = C2H6O2 + MnSO4 + K2SO4 =>
2 KMnO4 + 5 C2H4 + 3 H2SO4 + 2 H2O = 5 C2H6O2 + 2 MnSO4 + K2SO4
CuSO4*5H2O + Na2CO3 = CuCO3Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*5H2O + 2 Na2CO3 = CuCO3Cu(OH)2 + 2 Na2SO4 + CO2 + 9 H2O
C4H11NO2 + O2 = CO2 + H2O + NH3 =>
C4H11NO2 + 5 O2 = 4 CO2 + 4 H2O + NH3
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