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2 H2S = 2 H2 + S2
Pt + H2SO4 = Pt(SO4)2 + SO2 + H2O =>
Pt + 4 H2SO4 = Pt(SO4)2 + 2 SO2 + 4 H2O
C + N9O = CO2 + N2 =>
C + 2 N9O = CO2 + 9 N2
HCIO + HBr = HCI + Br2 + H2O =>
HCIO + 2 HBr = HCI + Br2 + H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
AgF + NaCl = AgCl + NaF =>
AgF + NaCl = AgCl + NaF
NH4{+} + F{-} = NH3 + HF =>
NH4{+} + F{-} = NH3 + HF
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
FeCl3KSCNH2O = [Fe(H2O)(SCN)]Cl2KCl =>
FeCl3KSCNH2O = [Fe(H2O)(SCN)]Cl2KCl
Na2CrO4 + KOH + H2SO4 = H2O + K2CrO4 + Na2SO4 =>
Na2CrO4 + 2 KOH + H2SO4 = 2 H2O + K2CrO4 + Na2SO4
Ca(OH)2 + Na(NO3) = Ca(NO3)2 + Na(OH) =>
Ca(OH)2 + 2 Na(NO3) = Ca(NO3)2 + 2 Na(OH)
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
Al2(SO4)3(aq) + SrBr2(aq) = AlBr3(aq) + SrSO4(s) =>
Al2(SO4)3(aq) + 3 SrBr2(aq) = 2 AlBr3(aq) + 3 SrSO4(s)
B2Cl4 + CH3OH = B2(OCH3)4 + HCl =>
B2Cl4 + 4 CH3OH = B2(OCH3)4 + 4 HCl
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
ZnH2O2 + C4H10O + BPO4 = ZnBP + CO2 + H2O =>
12 ZnH2O2 + 5 C4H10O + 12 BPO4 = 12 ZnBP + 20 CO2 + 37 H2O
Mn + H2O = MnO3 + H2 =>
Mn + 3 H2O = MnO3 + 3 H2
(VO2)2SO4 + H2O2 = (VO(O2)(H2O))2SO4 =>
(VO2)2SO4 + 2 H2O2 = (VO(O2)(H2O))2SO4
BaO + FeO = BaO2 + Fe =>
BaO + FeO = BaO2 + Fe
ZnO + H2SO4 = H2O + ZnSO4 =>
ZnO + H2SO4 = H2O + ZnSO4
C2H6O(aq)O2(g) = C2H4O2(aq)H2O(l) =>
C2H6O(aq)O2(g) = C2H4O2(aq)H2O(l)
NaPO4 + FeSO4 = Fe(PO4)2 + Na2SO4 =>
2 NaPO4 + FeSO4 = Fe(PO4)2 + Na2SO4
FeCl3 + Li2CrO4 = LiCl + Fe2(CrO4)3 =>
2 FeCl3 + 3 Li2CrO4 = 6 LiCl + Fe2(CrO4)3
BCl3(g) + LiAlH4(s) = B2H6(g) + LiAlCl4(s) =>
4 BCl3(g) + 3 LiAlH4(s) = 2 B2H6(g) + 3 LiAlCl4(s)
Au3P + AuCl3 + H2O = H3PO2 + AuO + HCl =>
Au3P + 7 AuCl3 + 12 H2O = H3PO2 + 10 AuO + 21 HCl
KCl + Na2CO3 + H2O = KOH + NaCl + H2CO3 =>
2 KCl + Na2CO3 + 2 H2O = 2 KOH + 2 NaCl + H2CO3
Mg3(PO4)2 + Fe2O3 = MgO + FePO4 =>
Mg3(PO4)2 + Fe2O3 = 3 MgO + 2 FePO4
NH4 + CaCO3 = (NH4)2CO3 + Ca =>
2 NH4 + CaCO3 = (NH4)2CO3 + Ca
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
HNO3 + Zn(OH)2 = ZnOHNO3 + H2O =>
HNO3 + Zn(OH)2 = ZnOHNO3 + H2O
O2(g) = O3(g) =>
3 O2(g) = 2 O3(g)
C2H402 + OH = C2H3O2 + H2O =>
C2H402 + 403 OH = C2H3O2 + 401 H2O
MnBr7 + Cl2 = MnCl7 + Br2 =>
2 MnBr7 + 7 Cl2 = 2 MnCl7 + 7 Br2
H3PO4(ac) + Mg(OH)2(ac) = Mg3(PO4)2(ac) + H2O(l) =>
2 H3PO4(ac) + 3 Mg(OH)2(ac) = Mg3(PO4)2(ac) + 6 H2O(l)
C23H22O6 + O2 = CO2 + H2O =>
2 C23H22O6 + 51 O2 = 46 CO2 + 22 H2O
H2C2O4 + NaOH = HO + CONa =>
H2C2O4 + 2 NaOH = 4 HO + 2 CONa
C6H8O7(aq) + NaHCO3(aq) = Na3C6H5O7(aq) + CO2(g) + H2O(l) =>
C6H8O7(aq) + 3 NaHCO3(aq) = Na3C6H5O7(aq) + 3 CO2(g) + 3 H2O(l)
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
(NH4)2SO4 + Ca(ClO4)2 = CaSO4 + NH4ClO4 =>
(NH4)2SO4 + Ca(ClO4)2 = CaSO4 + 2 NH4ClO4
[N(C2H5)4]2[Zn(C3S5)2] + C6H5COCl = C3S3(SC(O)C6H5)2 + [N(C2H5)4]2[ZnCl4] =>
[N(C2H5)4]2[Zn(C3S5)2] + 4 C6H5COCl = 2 C3S3(SC(O)C6H5)2 + [N(C2H5)4]2[ZnCl4]
C2H2 + MnO2 = CHO2 + MnO =>
C2H2 + 4 MnO2 = 2 CHO2 + 4 MnO
FeS = Fe + S =>
FeS = Fe + S
Ag + H2O = AgOH + H2 =>
2 Ag + 2 H2O = 2 AgOH + H2
AgNO3 + NaClO3 + K2CrO4 = Ag2CrO4 + NaNO3 + KClO3 =>
2 AgNO3 + 2 NaClO3 + K2CrO4 = Ag2CrO4 + 2 NaNO3 + 2 KClO3
Al4Si3 + Ca3N2 = AlN + Ca2Si =>
Al4Si3 + 2 Ca3N2 = 4 AlN + 3 Ca2Si
CuC + O2 = CuO + CO2 =>
2 CuC + 3 O2 = 2 CuO + 2 CO2
Ca3(PO4)2 + S1O2 + C = P4 + CaS1O3 + CO =>
2 Ca3(PO4)2 + 6 S1O2 + 10 C = P4 + 6 CaS1O3 + 10 CO
Zn + Cu2(NO3) = Zn(NO3)2 + Cu =>
Zn + 2 Cu2(NO3) = Zn(NO3)2 + 4 Cu
Cr + NaNO3 = Cr(NO3)3 + Na =>
Cr + 3 NaNO3 = Cr(NO3)3 + 3 Na
Zn + HCl + NH2NH2 = NH3 + ZnCl2 =>
Zn + 2 HCl + NH2NH2 = 2 NH3 + ZnCl2
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