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2 Ca + O2 = 2 CaO
KHCO3 + HClO2 = KClO2 + H2O + CO2 =>
KHCO3 + HClO2 = KClO2 + H2O + CO2
Zn + AgNO3 = Zn(NO3)02 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)02 + 2 Ag
Sn + Na2CO3 = SnCO3 + Na =>
Sn + Na2CO3 = SnCO3 + 2 Na
FeHPO4 = Fe3(PO4)2 + H3PO4 =>
3 FeHPO4 = Fe3(PO4)2 + H3PO4
FeSO4 + Cl2 + KOH = KCl + Fe(OH)3 + K2SO4 =>
2 FeSO4 + Cl2 + 6 KOH = 2 KCl + 2 Fe(OH)3 + 2 K2SO4
Ag2C2 = Ag + C =>
Ag2C2 = 2 Ag + 2 C
Cu + H2O2 + AcOH = Cu(AcO)2 + H2O =>
Cu + H2O2 + 2 AcOH = Cu(AcO)2 + 2 H2O
Bi(NO3)2 + NaOH + Na2SnO2 = Bi + Na2SnO3 + NaNO3 + H2O =>
Bi(NO3)2 + 2 NaOH + Na2SnO2 = Bi + Na2SnO3 + 2 NaNO3 + H2O
Al(OH)3 + NH4OH = NH4AlO2 + H2O =>
Al(OH)3 + NH4OH = NH4AlO2 + 2 H2O
K2SO4 + Ba(NO3)2 = (KNO3) + BaSO4 =>
K2SO4 + Ba(NO3)2 = 2(KNO3) + BaSO4
FeS + NaOH = FeOH + NaS =>
FeS + NaOH = FeOH + NaS
C3H6Br2 + KOH = C3H8O2 + KBr =>
C3H6Br2 + 2 KOH = C3H8O2 + 2 KBr
Al[OH]3 + HBr = AlBr3 + H2O =>
Al[OH]3 + 3 HBr = AlBr3 + 3 H2O
C6H5C2H5 + KMnO4 + KOH = C6H5COOH + K2MnO4 + H2O =>
7 C6H5C2H5 + 54 KMnO4 + 54 KOH = 8 C6H5COOH + 54 K2MnO4 + 38 H2O
Cl4Ti + H2O = TiO2 + HCl =>
Cl4Ti + 2 H2O = TiO2 + 4 HCl
As + HNO3 + HCl = HAsCl4 + NO + H2O =>
As + HNO3 + 4 HCl = HAsCl4 + NO + 2 H2O
Fe(OH)2 + H2C2O4 = Fe(HC2O4)2 + H2O =>
Fe(OH)2 + 2 H2C2O4 = Fe(HC2O4)2 + 2 H2O
Ca(OH)2 + H2SO4 = Ca(O)2 + H3SO4 =>
Ca(OH)2 + 2 H2SO4 = Ca(O)2 + 2 H3SO4
NH2CH2COOH + NH2 = NH2CH2COONH3 =>
NH2CH2COOH + NH2 = NH2CH2COONH3
H4O2 = H4 + O2 =>
H4O2 = H4 + O2
C + HNO3 = CO4 + NO + H2O =>
3 C + 8 HNO3 = 3 CO4 + 8 NO + 4 H2O
Al2(SO4)3 + Na2CO3 = Al2(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 = Al2(CO3)3 + 3 Na2SO4
K2(CrO4) + Pb(NO3)2 = KNO3 + PbCrO4 =>
K2(CrO4) + Pb(NO3)2 = 2 KNO3 + PbCrO4
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
AlCl3NH4OH = AlOHNH4Cl3 =>
AlCl3NH4OH = AlOHNH4Cl3
HClO + Ba(OH)2 = HClBa + O(OH)2 =>
HClO + Ba(OH)2 = HClBa + O(OH)2
Se + HNO3 = H2SeO3 + NO2 + H2O =>
Se + 4 HNO3 = H2SeO3 + 4 NO2 + H2O
HClO4 = ClO4 + H =>
HClO4 = ClO4 + H
NaAl(OH)4 + HCl = NaOH + AlCl3 + H2O =>
NaAl(OH)4 + 3 HCl = NaOH + AlCl3 + 3 H2O
Fe2(SO4) + NaOH = Fe(OH) + Na2SO4 =>
Fe2(SO4) + 2 NaOH = 2 Fe(OH) + Na2SO4
Na2O + HClO4 = NaClO4 + H2O =>
Na2O + 2 HClO4 = 2 NaClO4 + H2O
Pb + FeCl = PbCl2 + Fe =>
Pb + 2 FeCl = PbCl2 + 2 Fe
Na2SO3 + Na2[Fe(CN)5NO] = Na4[Fe(CN)5NOSO3] =>
Na2SO3 + Na2[Fe(CN)5NO] = Na4[Fe(CN)5NOSO3]
Tc + HNO3 = HTcO4 + NO + H2 =>
2 Tc + 4 HNO3 = 2 HTcO4 + 4 NO + H2
Fe3O4 + O2 = Fe2O3 =>
4 Fe3O4 + O2 = 6 Fe2O3
H2SO4 + Fe2(SO)3 + Cu(OH)2 = H2O + Cu(SO)3 + FeSO4 =>
17 H2SO4 + 7 Fe2(SO)3 + 8 Cu(OH)2 = 25 H2O + 8 Cu(SO)3 + 14 FeSO4
HK + BrOH = KBr + H2O =>
HK + BrOH = KBr + H2O
C5H4O2 + H2O2 = C4H6O4 + CH2O2 =>
C5H4O2 + 2 H2O2 = C4H6O4 + CH2O2
Fe(OH)3 + Ca = Ca(OH)2 + Fe =>
2 Fe(OH)3 + 3 Ca = 3 Ca(OH)2 + 2 Fe
HCl + NiCO3 = H2CO3 + NiCl2 =>
2 HCl + NiCO3 = H2CO3 + NiCl2
BrCl + H2O = BrOH + HCl =>
BrCl + H2O = BrOH + HCl
KIO3 + KI + H2SO4 = I2 + K2SO4 + H2O = =>
KIO3 + 5 KI + 3 H2SO4 = 3 I2 + 3 K2SO4 + 3 H2O
NH4NO3(aq) = N2(g) + O2(g) + H2O(l) =>
2 NH4NO3(aq) = 2 N2(g) + O2(g) + 4 H2O(l)
C6H5CH2OH + HNO3 = C6H5COOH + NO2 + H2O =>
C6H5CH2OH + 4 HNO3 = C6H5COOH + 4 NO2 + 3 H2O
KF + HF + H3BO3 = KBF4 + H2O =>
KF + 3 HF + H3BO3 = KBF4 + 3 H2O
H2SO4 + N2O5 = N2(SO4)5 + H2O =>
5 H2SO4 + N2O5 = N2(SO4)5 + 5 H2O
IO3{-} + S2O5{2-} = I2 + SO4{2-} + SO3 =>
4 IO3{-} + 5 S2O5{2-} = 2 I2 + 7 SO4{2-} + 3 SO3
KCe = K + Ce =>
KCe = K + Ce
Tl + S = Tl2S3 =>
2 Tl + 3 S = Tl2S3
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