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2 Je2O3 = 4 Je + 3 O2
Cl + LiF = Li + ClF =>
Cl + LiF = Li + ClF
CO2 + H2O(l) = O2(g) + C6H12O6(aq) =>
6 CO2 + 6 H2O(l) = 6 O2(g) + C6H12O6(aq)
Mg2 + I2 = MgI2 =>
Mg2 + 2 I2 = 2 MgI2
ZnO + S = Zn + SO2 =>
2 ZnO + S = 2 Zn + SO2
HgCl + NH3 = Hg(NH2)Cl + Hg + NH4Cl =>
2 HgCl + 2 NH3 = Hg(NH2)Cl + Hg + NH4Cl
Na(OH) + Br2 = Na(BrO3) + NaBr + H2O =>
6 Na(OH) + 3 Br2 = Na(BrO3) + 5 NaBr + 3 H2O
FO + H2O = HF + O2 =>
4 FO + 2 H2O = 4 HF + 3 O2
K2CrO4 + K2S + H2O = K3[Cr(OH)6] + S + KOH =>
2 K2CrO4 + 3 K2S + 8 H2O = 2 K3[Cr(OH)6] + 3 S + 4 KOH
Y(NO3)3 + Al(NO3)3 + CH4N2O = Y3Al5O12 + CO2 + H2O + N2 =>
3 Y(NO3)3 + 5 Al(NO3)3 + 20 CH4N2O = Y3Al5O12 + 20 CO2 + 40 H2O + 32 N2
NaHCO3 + CH3CO2 = NaCH3CO2 + CO2 + H2O =>
7 NaHCO3 + 8 CH3CO2 = 7 NaCH3CO2 + 9 CO2 + 5 H2O
Al2S3(s) + H2O(l) = Al(OH)3(s) + H2S(g) =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2S(g)
Zn + KNO3 = K + Zn(NO3)2 =>
Zn + 2 KNO3 = 2 K + Zn(NO3)2
Cu3N = Cu + N2 =>
2 Cu3N = 6 Cu + N2
Zn(OH)2 + H2O2 = ZnO2 + H2O =>
Zn(OH)2 + H2O2 = ZnO2 + 2 H2O
Al2(SO4)3 + Al(OH)3 = (Al(OH)2)2SO4 =>
Al2(SO4)3 + 4 Al(OH)3 = 3(Al(OH)2)2SO4
Sr(s) + HBr(aq) = SrBr2(aq) + H2(g) =>
Sr(s) + 2 HBr(aq) = SrBr2(aq) + H2(g)
Cu(NO3)2 + K2C2O4 = CuC2O4 + KNO3 =>
Cu(NO3)2 + K2C2O4 = CuC2O4 + 2 KNO3
C22H46 + O2 = CO2 + H2O =>
2 C22H46 + 67 O2 = 44 CO2 + 46 H2O
Mg + Cr(NO3)3 = Mg(NO3)2 + Cr =>
3 Mg + 2 Cr(NO3)3 = 3 Mg(NO3)2 + 2 Cr
C5H11Cl + NaOH = C5H12O + NaCl =>
C5H11Cl + NaOH = C5H12O + NaCl
He + O = He2O =>
2 He + O = He2O
Li(s) + HOH(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 HOH(l) = 2 LiOH(aq) + H2(g)
Co(NO3)2(aq) + Na2SO4 = CoSO4 + NaNO3 =>
Co(NO3)2(aq) + Na2SO4 = CoSO4 + 2 NaNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Ni + FeCl3 = FeCl2 + NiCl2 =>
Ni + 2 FeCl3 = 2 FeCl2 + NiCl2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
C3H4 + KMnO4 + H2O = C2H2(OH)2 + MnO2 + KOH =>
6 C3H4 + 8 KMnO4 + 10 H2O = 9 C2H2(OH)2 + 8 MnO2 + 8 KOH
AlCl3 + NH3 = [Al(NH3)Cl3] =>
AlCl3 + NH3 = [Al(NH3)Cl3]
BaCl2(aq) + Na2(SO4)(aq) = Ba(SO4)(s) + NaCl(aq) =>
BaCl2(aq) + Na2(SO4)(aq) = Ba(SO4)(s) + 2 NaCl(aq)
AgNO3 + Pb(NO3)2 = AgPb + NO3 =>
AgNO3 + Pb(NO3)2 = AgPb + 3 NO3
C10H10O4 + NaOH = NaC10H9O4 + H2O =>
C10H10O4 + NaOH = NaC10H9O4 + H2O
CaO + C2 = Ca2C + CO =>
4 CaO + 3 C2 = 2 Ca2C + 4 CO
K2Cr3O10 + Zn + HCl = CrCl3 + ZnCl2 + KCl + H2O =>
2 K2Cr3O10 + 9 Zn + 40 HCl = 6 CrCl3 + 9 ZnCl2 + 4 KCl + 20 H2O
AlBr3(s) = Al + Br2 =>
2 AlBr3(s) = 2 Al + 3 Br2
PB(NO3)2(s) + KI(s) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(s) + 2 KI(s) = PBI2(s) + 2 KNO3(aq)
Mn + NaOH = Mn(OH) + Na =>
Mn + NaOH = Mn(OH) + Na
NaNO2 + KMnO4 + H2SO4 = NO2 + K2SO4 + Na2SO4 + MnSO4 + H2O =>
10 NaNO2 + 2 KMnO4 + 8 H2SO4 = 10 NO2 + K2SO4 + 5 Na2SO4 + 2 MnSO4 + 8 H2O
FeSO4 + H2O2 = Fe2O3 + SO4 + H2O =>
2 FeSO4 + 3 H2O2 = Fe2O3 + 2 SO4 + 3 H2O
Mg(s) + Cr(C2H3O2)3(aq) = Mg(C2H3O2)2(aq) + Cr(s) =>
3 Mg(s) + 2 Cr(C2H3O2)3(aq) = 3 Mg(C2H3O2)2(aq) + 2 Cr(s)
LiOH(aq) + H2CO3(aq) = Li2CO3 + H2O =>
2 LiOH(aq) + H2CO3(aq) = Li2CO3 + 2 H2O
CuCl2 + Pb(NO3)2 = Cu(NO3)2 + PbCl2 =>
CuCl2 + Pb(NO3)2 = Cu(NO3)2 + PbCl2
TiCl3 + NaClO4 + H2SO4 = H2O + HClO3 + NaCl + Ti(SO4)2 =>
8 TiCl3 + 19 NaClO4 + 16 H2SO4 = 4 H2O + 24 HClO3 + 19 NaCl + 8 Ti(SO4)2
*4KClO3 = *4KCl + *3O2 =>
*4KClO3 = *4KCl + 2*3O2
Ba(OH)2 + Ru(NO3)3 = Ba(NO3)3 + Ru(OH)2 =>
Ba(OH)2 + Ru(NO3)3 = Ba(NO3)3 + Ru(OH)2
Zn + KNO3 = K + Zn(NO3)2 =>
Zn + 2 KNO3 = 2 K + Zn(NO3)2
Al + Zn(SO4)2 = Al2(SO4)3 + Zn =>
4 Al + 3 Zn(SO4)2 = 2 Al2(SO4)3 + 3 Zn
HS2 = H2 + S2 =>
2 HS2 = H2 + 2 S2
NH3 + HOH = NH4OH =>
NH3 + HOH = NH4OH
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