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Pb + 2 H2SO4 = Pb(SO4)2 + 2 H2
Na2CO3 + HCl = H2CO3 + Na + Cl =>
Na2CO3 + 2 HCl = H2CO3 + 2 Na + 2 Cl
Cl2 + CsI = I + CsCl =>
Cl2 + 2 CsI = 2 I + 2 CsCl
CuCl2 + NaCO3 + H2O = Cu(OH)2CO3 + CO2 + NaCl =>
CuCl2 + 2 NaCO3 + H2O = Cu(OH)2CO3 + CO2 + 2 NaCl
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
HNO3 + PB + H2O = H2PBO3 + NO =>
4 HNO3 + 3 PB + H2O = 3 H2PBO3 + 4 NO
H2SO4 + KOH = H2O + H + KSO4 =>
H2SO4 + KOH = H2O + H + KSO4
Pb3(OH)2(CO3)2 = PbO + CO2 + H2O =>
Pb3(OH)2(CO3)2 = 3 PbO + 2 CO2 + H2O
Cu2CO3(OH)2H2O = CuO + H2CO3 + H2O =>
Cu2CO3(OH)2H2O = 2 CuO + H2CO3 + H2O
Cr2O7{2-} + S{2-} + H3O{+} = Cr3{+} + SO4{2-} + H2O =>
12 Cr2O7{2-} + 17 S{2-} + 32 H3O{+} = 8 Cr3{+} + 17 SO4{2-} + 48 H2O
C(H)4 = C + (H)2 =>
C(H)4 = C + 2(H)2
MgSO4 + KCrO7 = MgO + KCrSO4 + O2 =>
MgSO4 + KCrO7 = MgO + KCrSO4 + 3 O2
Eu(NO3)3*6H2O + SiO2 = Eu2Si2O7 + H2O + NO2 + O2 =>
4 Eu(NO3)3*6H2O + 4 SiO2 = 2 Eu2Si2O7 + 24 H2O + 12 NO2 + 3 O2
C3H8(g) + O2(g) = H2CO3(g) + H2(g) =>
2 C3H8(g) + 9 O2(g) = 6 H2CO3(g) + 2 H2(g)
HCl + AgNi = NiCl2 + Ag + H =>
2 HCl + AgNi = NiCl2 + Ag + 2 H
Br2 + P4 = P5Br =>
2 Br2 + 5 P4 = 4 P5Br
NaHCO3(s) + CH3CO2H(aq) = CO2(g) + H2O(l) + CH3CO2Na(aq) =>
NaHCO3(s) + CH3CO2H(aq) = CO2(g) + H2O(l) + CH3CO2Na(aq)
C4H3KO8 + HCl = H2C2O4 + KCl =>
C4H3KO8 + HCl = 2 H2C2O4 + KCl
PbI2 + Ag = AgI + Pb =>
PbI2 + 2 Ag = 2 AgI + Pb
CH4(g) + Cl2(g) = CCl4(l) + HCl(g) =>
CH4(g) + 4 Cl2(g) = CCl4(l) + 4 HCl(g)
HBrO + H2Te = H2TeO3 + HBr =>
3 HBrO + H2Te = H2TeO3 + 3 HBr
Na3AsO3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H3AsO4 + H2O + NaSO4 =>
2 Na3AsO3 + 2 KMnO4 + 9 H2SO4 = K2SO4 + 2 MnSO4 + 2 H3AsO4 + 6 H2O + 6 NaSO4
PbO + NaOH + H2O = Na2[Pb(OH)4] =>
PbO + 2 NaOH + H2O = Na2[Pb(OH)4]
Ca(NO3)2 + Hg2S = CaS + HgNO3 =>
Ca(NO3)2 + Hg2S = CaS + 2 HgNO3
Nb2O5 + KOH = K8Nb6O19 + H2O =>
3 Nb2O5 + 8 KOH = K8Nb6O19 + 4 H2O
Cu(OH)2 + H(C2H3O2) = Cu(C2H3O2) + H(OH)2 =>
Cu(OH)2 + H(C2H3O2) = Cu(C2H3O2) + H(OH)2
PbO + S = Pb + SO2 =>
2 PbO + S = 2 Pb + SO2
C6H6 + H{+} + NO3{-} = N2O + CO2 + H2O =>
4 C6H6 + 30 H{+} + 30 NO3{-} = 15 N2O + 24 CO2 + 27 H2O
PbS + H2O = PbO + H2S =>
PbS + H2O = PbO + H2S
VO(OH)2 + NaOH = Na2V4O9 + H2O =>
4 VO(OH)2 + 2 NaOH = Na2V4O9 + 5 H2O
PbS + O3 = PbSO3 =>
PbS + O3 = PbSO3
Sn + O + HCl = SnCl + H2O =>
2 Sn + O + 2 HCl = 2 SnCl + H2O
Po + HNO3 = Po(NO3)2 + NO2 + H2O =>
Po + 4 HNO3 = Po(NO3)2 + 2 NO2 + 2 H2O
NaHCO3 + C6H8O7 = NaC6H7O7 + CO2 + H2O =>
NaHCO3 + C6H8O7 = NaC6H7O7 + CO2 + H2O
Zn(OH)2 + Cr2O3 = Cr(OH)3 + ZnO =>
3 Zn(OH)2 + Cr2O3 = 2 Cr(OH)3 + 3 ZnO
H3AsO3 + AI2CO3 = H3CO3 + AsO3AI2 =>
H3AsO3 + AI2CO3 = H3CO3 + AsO3AI2
FeCr207 + K2C03 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 FeCr207 + 828 K2C03 + 4143 O2 = 828 K2CrO4 + 2 Fe2O3 + 2484 CO2
CaBr2 + Cl2 = CaCl2 + Br =>
CaBr2 + Cl2 = CaCl2 + 2 Br
H2 + CO = C4H10O + H2O =>
8 H2 + 4 CO = C4H10O + 3 H2O
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
Pt(s) + F2(g) = PtF4(i) =>
Pt(s) + 2 F2(g) = PtF4(i)
S(s) + O2 = SO2 =>
S(s) + O2 = SO2
S + H2O2 = SO + H2O =>
S + H2O2 = SO + H2O
C2H4(COOH)2 + NaOH = C2H4(COONa)2 + H2O =>
C2H4(COOH)2 + 2 NaOH = C2H4(COONa)2 + 2 H2O
C7H6O3 + H2O = CO2 + H3O =>
C7H6O3 + 39 H2O = 7 CO2 + 28 H3O
S + Hg = HgS =>
S + Hg = HgS
S + N2 = SN =>
2 S + N2 = 2 SN
B + F3 + Li2SO3 = B2(SO3)3 + LiF =>
2 B + 2 F3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Na + (HCO3) + CaCl = Ca(CO3) + NaCl + H2O + CO2 =>
Na + 2(HCO3) + CaCl = Ca(CO3) + NaCl + H2O + CO2
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
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