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2 Na2O(s) = 4 Na + O2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
MnO2 + H2O2 = HMnO2 + HO2 =>
MnO2 + H2O2 = HMnO2 + HO2
Ca + HCI = CaCI + H =>
Ca + HCI = CaCI + H
FeSO4 + Ag = Ag2SO4 + Fe =>
FeSO4 + 2 Ag = Ag2SO4 + Fe
CO + H2 = C11H24 + H2O =>
11 CO + 23 H2 = C11H24 + 11 H2O
Na2O(s) = Na(s) + O2(g) =>
2 Na2O(s) = 4 Na(s) + O2(g)
NH4OH + CoSO4 = (NH4)2SO4 + Co(OH)2 =>
2 NH4OH + CoSO4 = (NH4)2SO4 + Co(OH)2
Au(NO3)3(aq) + K2CrO4(aq) = Au2(CrO4)3(s) + KNO3 =>
2 Au(NO3)3(aq) + 3 K2CrO4(aq) = Au2(CrO4)3(s) + 6 KNO3
C3OH32 + O2 = CO2 + H2O =>
2 C3OH32 + 21 O2 = 6 CO2 + 32 H2O
Fe2(SO4)3 + FeCl3 + HBr + H2O = HBrO + HCl + Fe(SO4) =>
2 Fe2(SO4)3 + 2 FeCl3 + 3 HBr + 3 H2O = 3 HBrO + 6 HCl + 6 Fe(SO4)
Ag + FeSO4 = Ag(SO4)2 + Fe =>
Ag + 2 FeSO4 = Ag(SO4)2 + 2 Fe
Na2CO3 + CaNO3 = NaNO3 + Ca2CO3 =>
Na2CO3 + 2 CaNO3 = 2 NaNO3 + Ca2CO3
ZnCl2 + H2O = ZnO + HCl =>
ZnCl2 + H2O = ZnO + 2 HCl
NaOH(ac) + HCI(ac) = NaCI(ac) + H2O(i) =>
NaOH(ac) + HCI(ac) = NaCI(ac) + H2O(i)
Hg2{+} + Fe = Hg + Fe3{+} =>
Hg2{+} + 3 Fe = 2 Hg + Fe3{+}
CoO2 + KI + HCl = KCl + CoCl3 + H2O + I2 =>
2 CoO2 + 2 KI + 8 HCl = 2 KCl + 2 CoCl3 + 4 H2O + I2
CoSO4 + NH4OH = [Co(NH3)6]SO4 + H2O =>
CoSO4 + 6 NH4OH = [Co(NH3)6]SO4 + 6 H2O
H2SO4NaOH = NaSO4HOH2 =>
H2SO4NaOH = NaSO4HOH2
CoCl2 + Na2HPO4 = CoHPO4 + NaCl =>
CoCl2 + Na2HPO4 = CoHPO4 + 2 NaCl
Ca(OH)2(s) = CaO + H2O =>
Ca(OH)2(s) = CaO + H2O
C2H3OH + H2 = C2H4 + H2O =>
C2H3OH + H2 = C2H4 + H2O
Mn + HCl = MnCl2 + H2(g) =>
Mn + 2 HCl = MnCl2 + H2(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ag(C2H3O2) + CaCl2 = AgCl + Ca(C2H3O2)2 =>
2 Ag(C2H3O2) + CaCl2 = 2 AgCl + Ca(C2H3O2)2
Fe + Hg2{+} = Fe2{+} + Hg =>
2 Fe + Hg2{+} = Fe2{+} + 2 Hg
B(N3)3 = BN3 + N2 =>
B(N3)3 = BN3 + 3 N2
Ca(OH)2(s) = CaO(s) + H2O(g) =>
Ca(OH)2(s) = CaO(s) + H2O(g)
Hg2{+} + Fe = Hg22{+} + Fe3{+} =>
11 Hg2{+} + 30 Fe = Hg22{+} + 10 Fe3{+}
NH3SO4 + Ba(OH)2 = BaNH3 + SO4(OH)2 =>
NH3SO4 + Ba(OH)2 = BaNH3 + SO4(OH)2
Ca(OH)2(s) = CaO(s) + H2O =>
Ca(OH)2(s) = CaO(s) + H2O
CuOH + ZnSO4 = Zn(OH)2 + Cu2SO4 =>
2 CuOH + ZnSO4 = Zn(OH)2 + Cu2SO4
H2SO4 + H2O = H3O{+} + SO4{-2} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{-2}
NaOH(aq) + HCl = NaCl + HOH =>
NaOH(aq) + HCl = NaCl + HOH
Ni2(SO4)3 + Al = Al2(SO4)3 + Ni =>
Ni2(SO4)3 + 2 Al = Al2(SO4)3 + 2 Ni
Ca(OH)2(s) = Ca(s) + H2O(l) + O2(g) =>
2 Ca(OH)2(s) = 2 Ca(s) + 2 H2O(l) + O2(g)
Cu2O(s) + C(s) = Cu(s) + CO2(g) =>
2 Cu2O(s) + C(s) = 4 Cu(s) + CO2(g)
CaI2 + H2SO4 = CaSO4 + I2 + H2S + H2O =>
4 CaI2 + 5 H2SO4 = 4 CaSO4 + 4 I2 + H2S + 4 H2O
SiH4 + K2Cr2O7 + H2SO4 = SiO2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 SiH4 + 4 K2Cr2O7 + 16 H2SO4 = 3 SiO2 + 4 K2SO4 + 4 Cr2(SO4)3 + 22 H2O
Ti(NO2)4 = TiO2 + NO + NO2 =>
Ti(NO2)4 = TiO2 + 2 NO + 2 NO2
NaOH(aq) + HCl = NaCl + H2O =>
NaOH(aq) + HCl = NaCl + H2O
S4N4 = N2 + S8 =>
2 S4N4 = 4 N2 + S8
Ca + HCI = CaCI + H2 =>
2 Ca + 2 HCI = 2 CaCI + H2
BaCl2(aq) + NaNO3(aq) = NaCl(aq) + Ba(NO3)2(s) =>
BaCl2(aq) + 2 NaNO3(aq) = 2 NaCl(aq) + Ba(NO3)2(s)
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
CO(NH2)2 + H2 = NH3 + CO =>
CO(NH2)2 + H2 = 2 NH3 + CO
C6H5CH2CH3 + KMnO4 + H2SO4 = C6H5CH2COOH + MnSO4 + K2SO4 + H2O =>
5 C6H5CH2CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5CH2COOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
CO(NH2)2 + H2 = NH3 + CO =>
CO(NH2)2 + H2 = 2 NH3 + CO
NaOH(aq) + HCl = NaCl + H2O(aq) =>
NaOH(aq) + HCl = NaCl + H2O(aq)
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
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