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20 KO2(s) + H20(l) = 10 O2(g) + 20 KOH(s)
NH4NO3 + NaOH = NaNO3 + H2O + NH3 =>
NH4NO3 + NaOH = NaNO3 + H2O + NH3
Cr3(PO4)2 + NaNO3 = Na3PO4 + Cr(NO3)2 =>
Cr3(PO4)2 + 6 NaNO3 = 2 Na3PO4 + 3 Cr(NO3)2
Cu2O + Br2 + NaOH = Na2CuO4 + NaBr + H2O =>
Cu2O + 5 Br2 + 14 NaOH = 2 Na2CuO4 + 10 NaBr + 7 H2O
Cu + Cl2 = CuCl =>
2 Cu + Cl2 = 2 CuCl
Na3[Cr(OH)6] + PbO2 + NaOH = Na2CrO4 + NaPbO2 + H2O =>
Na3[Cr(OH)6] + 3 PbO2 + 2 NaOH = Na2CrO4 + 3 NaPbO2 + 4 H2O
Zn + SO4{2-} + H{+} = SO2 + Zn{2+} + H2O =>
Zn + SO4{2-} + 4 H{+} = SO2 + Zn{2+} + 2 H2O
CoCO3(s) = CoO(s) + CO2(g) =>
CoCO3(s) = CoO(s) + CO2(g)
Hg2 = Hg =>
Hg2 = 2 Hg
H2SO4 + CaCl2 = Ca2(SO4)2 + HCl =>
2 H2SO4 + 2 CaCl2 = Ca2(SO4)2 + 4 HCl
Be + NaOH + H2O = NaBe(OH)4 + H2 =>
2 Be + 2 NaOH + 6 H2O = 2 NaBe(OH)4 + 3 H2
Ai + Ag2S = Ag + Ai2S3 =>
2 Ai + 3 Ag2S = 6 Ag + Ai2S3
Ne + F2 = NeF6 =>
Ne + 3 F2 = NeF6
Na2SO3 + HI = SO2 + H2O + NaI =>
Na2SO3 + 2 HI = SO2 + H2O + 2 NaI
C6H5OH + Na2Cr2O7 + H2SO4 = C6H4O2 + Na2SO4 + H2O + Cr2(SO4)3 =>
3 C6H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 C6H4O2 + 2 Na2SO4 + 11 H2O + 2 Cr2(SO4)3
CaCl + Na = NaCl + NaCa =>
CaCl + 2 Na = NaCl + NaCa
C3H8 + Br2 = C3H7 + HBr =>
2 C3H8 + Br2 = 2 C3H7 + 2 HBr
Cr2(SO4)3 + K3[Fe(CN)6] + KOH = K2CrO4 + K4[Fe(CN)6] + H2O + K2SO4 =>
Cr2(SO4)3 + 6 K3[Fe(CN)6] + 16 KOH = 2 K2CrO4 + 6 K4[Fe(CN)6] + 8 H2O + 3 K2SO4
NH3 + Cr(NO3)3 = Cr(NH3)6(NO3)3 =>
6 NH3 + Cr(NO3)3 = Cr(NH3)6(NO3)3
Lithium + nitricacid = lithiumnitrate + hydrogen =>
2 Li + 2 HNO3 = 2 LiNO3 + H2
CH3COOBr + NH3 = NH2CH2COOH + NH4Br =>
CH3COOBr + 2 NH3 = NH2CH2COOH + NH4Br
CH3OCH3 + CH2CH2O = CH3OCH2CH2OCH3 =>
CH3OCH3 + CH2CH2O = CH3OCH2CH2OCH3
Cu(OH)2ZnO = Zn(OH)2CuO =>
Cu(OH)2ZnO = Zn(OH)2CuO
NaHCO3 + HClO4 = Na(ClO4) + H2O + CO2 =>
NaHCO3 + HClO4 = Na(ClO4) + H2O + CO2
HCN + K2SO4 = KCN + H2SO4 =>
2 HCN + K2SO4 = 2 KCN + H2SO4
C4H8 + Cl2 = C4H4Cl4 + HCl =>
C4H8 + 4 Cl2 = C4H4Cl4 + 4 HCl
Ca2Al6Ce2O14 + CaAl16Mg2O27 = Ce2Al22O36 + MgAl2O4 + Ca3Al4MgO10 =>
17 Ca2Al6Ce2O14 + 26 CaAl16Mg2O27 = 17 Ce2Al22O36 + 32 MgAl2O4 + 20 Ca3Al4MgO10
Mg3(PO4)2 + NaOH = Mg3OH + Na(PO4)2 =>
Mg3(PO4)2 + NaOH = Mg3OH + Na(PO4)2
ZnS + O2 = ZnO + S8 =>
8 ZnS + 4 O2 = 8 ZnO + S8
MgSO4 + Na3PO4 = Mg3(PO4)2 + Na2SO4 =>
3 MgSO4 + 2 Na3PO4 = Mg3(PO4)2 + 3 Na2SO4
CuS + Fe = SFe + Cu =>
CuS + Fe = SFe + Cu
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C3H8O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 C3H8O + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2COOH + 11 H2O
Cl2O + O2 = ClO2 =>
2 Cl2O + 3 O2 = 4 ClO2
KBF4 + H2SO4 + B2O3 = BF3 + K2SO4 + H2O =>
6 KBF4 + 3 H2SO4 + B2O3 = 8 BF3 + 3 K2SO4 + 3 H2O
C2O2(OH)2 + CaCl2 = CaC2O4 + HCl =>
C2O2(OH)2 + CaCl2 = CaC2O4 + 2 HCl
C6H8AsNO4 + H3PO2 = C12H12As2N2O2 + H3PO3 + H2O =>
2 C6H8AsNO4 + 4 H3PO2 = C12H12As2N2O2 + 4 H3PO3 + 2 H2O
KI + AgNO3 = KNO3AgI =>
KI + AgNO3 = KNO3AgI
Ni + HBr2 = NiBr2 + H2 =>
2 Ni + 2 HBr2 = 2 NiBr2 + H2
Cl2O + KNO3 + KOH = KNO2 + KClO4 + H2O =>
Cl2O + 6 KNO3 + 2 KOH = 6 KNO2 + 2 KClO4 + H2O
C6H12O6(s) + O2 = CO2H2O(l) =>
C6H12O6(s) + 6 O2 = 6 CO2H2O(l)
AlF3 + H2SO4 = Al2S3O12 + HF =>
2 AlF3 + 3 H2SO4 = Al2S3O12 + 6 HF
C3H7OH + O = CO2 + H2O =>
C3H7OH + 9 O = 3 CO2 + 4 H2O
NaHCO3 + KMnO4 = NaMnO4 + HCO3K =>
NaHCO3 + KMnO4 = NaMnO4 + HCO3K
Al(NO3)3 + Ba(OH)2 = Al(OH)3 + Ba(NO3)2 =>
2 Al(NO3)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 Ba(NO3)2
H2O + Zn + NO3 + OH{-} = Zn(OH)4{2-} + NH3 =>
12 H2O + 9 Zn + 2 NO3 + 18 OH{-} = 9 Zn(OH)4{2-} + 2 NH3
Mg(NO3)2 + H2MoO4 = HNO3 + MgMoO4 =>
Mg(NO3)2 + H2MoO4 = 2 HNO3 + MgMoO4
Al + OH{-} + H2O = Al(OH)4{-} + H2 =>
2 Al + 2 OH{-} + 6 H2O = 2 Al(OH)4{-} + 3 H2
CuO + NaBH4 = Cu + NaBO2 + H2 =>
2 CuO + NaBH4 = 2 Cu + NaBO2 + 2 H2
A2B2 = AB =>
A2B2 = 2 AB
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