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4 Ni5 + 25 O2 = 10 Ni2O5
Pb + H2SO4 = Pb(SO4)2 + H2 =>
Pb + 2 H2SO4 = Pb(SO4)2 + 2 H2
H2 + Ba = BaH2 =>
H2 + Ba = BaH2
Pb + H2SO4 = Pb(HSO4)2 + SO2 + H2O =>
Pb + 3 H2SO4 = Pb(HSO4)2 + SO2 + 2 H2O
Cu(s) + O(g) = Cu2O(s) =>
2 Cu(s) + O(g) = Cu2O(s)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CS2(s) + O(g) = CO2(g) + SO2(g) =>
CS2(s) + 6 O(g) = CO2(g) + 2 SO2(g)
C3H7COH + O2 = C3H7COOH =>
2 C3H7COH + O2 = 2 C3H7COOH
Pb + H2SO4 = PbSO4 + SO2 + H2O =>
Pb + 2 H2SO4 = PbSO4 + SO2 + 2 H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
Si2H6 + KOH + H2O = K2SiO3 + H2 =>
Si2H6 + 4 KOH + 2 H2O = 2 K2SiO3 + 7 H2
C7H10NClAgNO3 = AgClC7H10N2O3 =>
C7H10NClAgNO3 = AgClC7H10N2O3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Hg{2+} + Mg = Hg + Mg{2+} =>
Hg{2+} + Mg = Hg + Mg{2+}
C3H7COH + O2 = C3H7COOH =>
2 C3H7COH + O2 = 2 C3H7COOH
K2Cr2O7 = K + Cr2O7 =>
K2Cr2O7 = 2 K + Cr2O7
H2SO4 + ZnCl2 = ZnSO4 + HCl =>
H2SO4 + ZnCl2 = ZnSO4 + 2 HCl
Cr(NO3)2 = Cr2O3 + NO2 + O2 =>
4 Cr(NO3)2 = 2 Cr2O3 + 8 NO2 + O2
MgClH + HClNa = HCl + MgNa = HNaMgCl =>
MgClH + HClNa = 2 HCl + MgNa
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
H2SO4 + ZnCl2 = ZnSO4 + HCl =>
H2SO4 + ZnCl2 = ZnSO4 + 2 HCl
Cr{3+} + PO4{3-} = CrPO4 =>
Cr{3+} + PO4{3-} = CrPO4
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NaBrO + NH3 = NaBr + N2 + H2O =>
3 NaBrO + 2 NH3 = 3 NaBr + N2 + 3 H2O
Na3N + H2O = NH3 + NaOH =>
Na3N + 3 H2O = NH3 + 3 NaOH
K2O + Cl2O7 = K2Cl2O8 =>
K2O + Cl2O7 = K2Cl2O8
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Mg + H2O = H2 + Mg(OH)2 =>
Mg + 2 H2O = H2 + Mg(OH)2
CaCl2 + SiO2 = SiOCl2 + CaO =>
CaCl2 + SiO2 = SiOCl2 + CaO
Zn(OH)2 + SO2 = ZnSO4 + H2 =>
Zn(OH)2 + SO2 = ZnSO4 + H2
H2Se + Ba(OH)2 = BaSe + H2O =>
H2Se + Ba(OH)2 = BaSe + 2 H2O
S8(s) + Na(s) = Na2S(s) =>
S8(s) + 16 Na(s) = 8 Na2S(s)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Li + HCl = LiCl + H2* =>
2 Li + 2 HCl = 2 LiCl + H2*
Na2CO3 + H2O = CO2 + NaOH =>
Na2CO3 + H2O = CO2 + 2 NaOH
Na2CO3 + H2O = Na2O + H2CO3 =>
Na2CO3 + H2O = Na2O + H2CO3
(b)NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2(b)NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
NpO2(NO3)2 = NpO2 + NO2 + O2 =>
NpO2(NO3)2 = NpO2 + 2 NO2 + O2
Na2S + NaMnO4 + NaOH = Na2MnO4 + Na2SO4 + H2O =>
Na2S + 8 NaMnO4 + 8 NaOH = 8 Na2MnO4 + Na2SO4 + 4 H2O
H3PO4 + (NH4)MoO4 = PO4(MoO4)3 + NH4 + H =>
H3PO4 + 3(NH4)MoO4 = PO4(MoO4)3 + 3 NH4 + 3 H
Na + HFO4 = NaF + H2 + O2 =>
2 Na + 2 HFO4 = 2 NaF + H2 + 4 O2
Ca2H2 + H2 = Ca2H4 =>
Ca2H2 + H2 = Ca2H4
Na2SO3 + CH3COOH = NaC2H3O2 + H2O + SO2 =>
Na2SO3 + 2 CH3COOH = 2 NaC2H3O2 + H2O + SO2
C3H8 + F2 = C3F8 + HF =>
C3H8 + 8 F2 = C3F8 + 8 HF
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
N2 + O2 + F2 = NOF =>
N2 + O2 + F2 = 2 NOF
As + HNO3 = HAsO3 + NO + H2O =>
3 As + 5 HNO3 = 3 HAsO3 + 5 NO + H2O
CCHHHHHH + OO = COO + HHO =>
2 CCHHHHHH + 7 OO = 4 COO + 6 HHO
CH3CH2OH + KMnO4 + H2SO4 = CH3CO2H + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CO2H + 4 MnSO4 + 11 H2O + 2 K2SO4
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