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2 NaCl + 2 H2SO4 + MnO2 = 2 NaSO4 + MnCl2 + 2 H2O
sodiumcarbonate + water = sodiumhydroxide + sodiumbicarbonate =>
Na2CO3 + H2O = NaOH + NaHCO3
Mg(s) + AgNO3(aq) = Ag(s) + MgNO3(aq) =>
Mg(s) + AgNO3(aq) = Ag(s) + MgNO3(aq)
HNO3 + FeI = Fe(NO3)3 + I2 + NO + H2O =>
8 HNO3 + 2 FeI = 2 Fe(NO3)3 + I2 + 2 NO + 4 H2O
AgF(aq) + NaCl(aq) = AgCl(aq) + NaF(l) =>
AgF(aq) + NaCl(aq) = AgCl(aq) + NaF(l)
PbS + HCl + HNO3 = H2[PbCl6] + H2SO4 + NO + H2O =>
3 PbS + 18 HCl + 10 HNO3 = 3 H2[PbCl6] + 3 H2SO4 + 10 NO + 8 H2O
CS2 + Cl2 = CCl4 + Cl2S =>
CS2 + 4 Cl2 = CCl4 + 2 Cl2S
Zn + Ni(NO3)2 = Zn(NO3) + Ni =>
2 Zn + Ni(NO3)2 = 2 Zn(NO3) + Ni
Na(HCO3) = NaOH + CO2 =>
Na(HCO3) = NaOH + CO2
Fe + H2SO4 + H2O = (FeSO4)7H2O + H2 =>
7 Fe + 7 H2SO4 + H2O = (FeSO4)7H2O + 7 H2
N2(g) + O2(g) + H2O = HNO33(aq) =>
2 N2(g) + 65 O2(g) + 2 H2O = 4 HNO33(aq)
BaF2 + NaOH = Ba(OH)2 + NaF =>
BaF2 + 2 NaOH = Ba(OH)2 + 2 NaF
H2S + KMnO4 + HCl = H2SO4 + KCl + H2O + MnO2 =>
3 H2S + 8 KMnO4 + 8 HCl = 3 H2SO4 + 8 KCl + 4 H2O + 8 MnO2
KCrO4 + H2SO4 = KCrO4H2SO4 =>
KCrO4 + H2SO4 = KCrO4H2SO4
CuSO4(aq) + NaI(aq) = CuI2(s) + Na2SO4(aq) =>
CuSO4(aq) + 2 NaI(aq) = CuI2(s) + Na2SO4(aq)
Pb + Pb(O2)2 + H2SO4 = Pb(SO4)2 + H2O =>
Pb + Pb(O2)2 + 4 H2SO4 = 2 Pb(SO4)2 + 4 H2O
Ba(C2H3O2)2 + Na2CrO4 = Na(C2H3O2) + BaCrO4 =>
Ba(C2H3O2)2 + Na2CrO4 = 2 Na(C2H3O2) + BaCrO4
Na2O = Na + O =>
Na2O = 2 Na + O
IBr + F2 = IF5 + BrF3 =>
IBr + 4 F2 = IF5 + BrF3
Ba1(OH)2 + H1(NO3)1 = Ba1(NO3)2 + H1(OH)1 =>
Ba1(OH)2 + 2 H1(NO3)1 = Ba1(NO3)2 + 2 H1(OH)1
Ca + HCl = CaCl + H2(g) =>
2 Ca + 2 HCl = 2 CaCl + H2(g)
Fe(OH)2 + Cl2 + H2SO4 = Fe2(SO4)3 + FeCl3 + H2O =>
6 Fe(OH)2 + 3 Cl2 + 6 H2SO4 = 2 Fe2(SO4)3 + 2 FeCl3 + 12 H2O
CH2 + Br2 = CHBr3 + HBr =>
CH2 + 2 Br2 = CHBr3 + HBr
P(s) + O2 = PO2 =>
P(s) + O2 = PO2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
KI + KIO3 + H2SO4 = I + H2O + K2SO4 =>
5 KI + KIO3 + 3 H2SO4 = 6 I + 3 H2O + 3 K2SO4
HBr(aq) + Ca(OH)2(aq) = HOH(aq) + CaBr2(aq) =>
2 HBr(aq) + Ca(OH)2(aq) = 2 HOH(aq) + CaBr2(aq)
Pb + NaOH = Na2PbO2 + H2 =>
Pb + 2 NaOH = Na2PbO2 + H2
H2O2 + Cr{3+} + OH{-} = CrO4{2-} + H2O =>
3 H2O2 + 2 Cr{3+} + 10 OH{-} = 2 CrO4{2-} + 8 H2O
PBO + C = PB + CO2 =>
2 PBO + C = 2 PB + CO2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
HNO2 + Pd(OH)2 = H2O + Pd(NO2)2 =>
2 HNO2 + Pd(OH)2 = 2 H2O + Pd(NO2)2
H2SO4 + Cu2 = Cu2SO4 + SO2 + H2O =>
2 H2SO4 + Cu2 = Cu2SO4 + SO2 + 2 H2O
MnO4{-} + Br{-} + H{+} = Mn{2+} + H2O + BrO3{-} =>
6 MnO4{-} + 5 Br{-} + 18 H{+} = 6 Mn{2+} + 9 H2O + 5 BrO3{-}
K2Cr2O7 + H2SO4 + C3H7OH = Cr2(SO4)3 + K2SO4 + C3H5O2 + H2O =>
5 K2Cr2O7 + 20 H2SO4 + 6 C3H7OH = 5 Cr2(SO4)3 + 5 K2SO4 + 6 C3H5O2 + 29 H2O
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
HCl(aq) + MnO22(s) = MnCl2(aq) + H2O(l) + Cl(g) =>
44 HCl(aq) + MnO22(s) = MnCl2(aq) + 22 H2O(l) + 42 Cl(g)
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Na2Cr2O7 + H2SO4 = CrO3 + NaHSO4 + H2O =>
Na2Cr2O7 + 2 H2SO4 = 2 CrO3 + 2 NaHSO4 + H2O
C*10H*22 + O*2 = CO*2 + H*2O =>
C*10H*22 + 21 O*2 = CO*2 + 10 H*2O
Mg2 + O2 = MgOO =>
Mg2 + 2 O2 = 2 MgOO
O2(s) + H2(s) = H2O(s) =>
O2(s) + 2 H2(s) = 2 H2O(s)
CdSO4 = CdSO3 + O2 =>
2 CdSO4 = 2 CdSO3 + O2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2O + NO2 + O2 = HNO3 =>
2 H2O + 4 NO2 + O2 = 4 HNO3
Na2B4O7*10H2O = B2O3 + Na2O + H2O =>
Na2B4O7*10H2O = 2 B2O3 + Na2O + 10 H2O
Na + H2O = NaOH + HNa =>
2 Na + H2O = NaOH + HNa
KOH + Cl2 = KCl + KClO3 + H2O =>
6 KOH + 3 Cl2 = 5 KCl + KClO3 + 3 H2O
Ca + H2O = Ca{+} + OH{-} + H2{+} =>
Ca + 2 H2O = Ca{+} + 2 OH{-} + H2{+}
C8H8O3 + NaBH4 + H2O = C8H10O3 + H3BO3 + NaOH =>
4 C8H8O3 + NaBH4 + 4 H2O = 4 C8H10O3 + H3BO3 + NaOH
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