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Zn + H2SO4 = ZnSO4 + H2
C + O2 = CO =>
2 C + O2 = 2 CO
CaO + MgO = MgO2 + Ca =>
CaO + MgO = MgO2 + Ca
NH4OH(heat) = NH3 + H2O =>
NH4OH(heat) = NH3 + H2O
HBr(ag) + KOH(aq) = KBr(aq) + H2O =>
HBr(ag) + KOH(aq) = KBr(aq) + H2O
HI + H2SO = H2S + I + H2O =>
2 HI + H2SO = H2S + 2 I + H2O
P + Cl = P(Cl5) =>
P + 5 Cl = P(Cl5)
C2H52OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3K2SO4 + H2O =>
2 C2H52OH + 17 K2Cr2O7 + 68 H2SO4 = 2 CH3COOH + 17 Cr2(SO4)3K2SO4 + 117 H2O
CH3COONa = Na + CH3COO =>
CH3COONa = Na + CH3COO
CaOCl2 + KI + KOH = KCl + CaCl2 + Ca(IO3) + H2O =>
5 CaOCl2 + 2 KI + 2 KOH = 4 KCl + 3 CaCl2 + 2 Ca(IO3) + H2O
C2H2 + O2 = COH =>
C2H2 + O2 = 2 COH
Na2S5 + HCl = S + H2S + NaCl =>
Na2S5 + 2 HCl = 4 S + H2S + 2 NaCl
CH4 = C + H =>
CH4 = C + 4 H
Fe(C2O4)3 + NaOH = Fe(OH)3 + Na(C2O4) =>
Fe(C2O4)3 + 3 NaOH = Fe(OH)3 + 3 Na(C2O4)
Cu3N + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu3N + 26 HNO3 = 9 Cu(NO3)2 + 11 NO + 13 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ba(OH)2 + ZnBr2 = Zn(OH)2 + BaBr2 =>
Ba(OH)2 + ZnBr2 = Zn(OH)2 + BaBr2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
HCOOH + Zn(OH)2 = Zn(HCOO)2 + H2O =>
2 HCOOH + Zn(OH)2 = Zn(HCOO)2 + 2 H2O
Pt + HCl + HNO3 = PtCl4 + NO2 + H2O =>
Pt + 4 HCl + 4 HNO3 = PtCl4 + 4 NO2 + 4 H2O
AgNO3 + H2O = Ag + NH3 + O2 =>
4 AgNO3 + 6 H2O = 4 Ag + 4 NH3 + 9 O2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
NaHSO3 + H2O = NaHSO4 + H2 =>
NaHSO3 + H2O = NaHSO4 + H2
As4O6 + OH{-} = AsO2{-} + H2O =>
As4O6 + 4 OH{-} = 4 AsO2{-} + 2 H2O
Mg + ZnCl2 = Zn + MgCl =>
2 Mg + ZnCl2 = Zn + 2 MgCl
Al + H2TeO4 = Al2(TeO3)3 + H2O =>
2 Al + 3 H2TeO4 = Al2(TeO3)3 + 3 H2O
[Fe{3+}] + [SCN{-}] = [FeSCN{2+}] =>
[Fe{3+}] + [SCN{-}] = [FeSCN{2+}]
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
C3H7Cl + Al(OH)3 = C3H8O + AlCl3 =>
3 C3H7Cl + Al(OH)3 = 3 C3H8O + AlCl3
La(NO3)3 + Eu(NO3)3 + NH4F = LaOFEu + H2O + N2 + O2 =>
2 La(NO3)3 + 2 Eu(NO3)3 + 2 NH4F = 2 LaOFEu + 4 H2O + 7 N2 + 15 O2
NiSO4 + KOH = Ni(OH)2 + K2SO4 =>
NiSO4 + 2 KOH = Ni(OH)2 + K2SO4
BeO(Al2O3)6SiO2 + BeO(Al2O3)Na3FeF6 = SiO2 + Fe2O3 + Al2O3 + Na2BeF4 =>
BeO(Al2O3)6SiO2 + 2 BeO(Al2O3)Na3FeF6 = SiO2 + Fe2O3 + 8 Al2O3 + 3 Na2BeF4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
(a)ZnO(s) + HCl(aq) = ZnCl2(aq) + H2O(l) =>
(a)ZnO(s) + 2 HCl(aq) = ZnCl2(aq) + H2O(l)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CH4 = C3H + H2 =>
6 CH4 = 2 C3H + 11 H2
MnO + NaOH = MnO2 + Na + H2O =>
MnO + 2 NaOH = MnO2 + 2 Na + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
PbSO4 + Na2CO3 = PbCO3 + Na2SO4 =>
PbSO4 + Na2CO3 = PbCO3 + Na2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H2S04 + Na = NaS04 + H2 =>
H2S04 + Na = NaS04 + H2
Al(OH)3 = H3AlO3 =>
Al(OH)3 = H3AlO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CrOH3 + NaClO3 + NaOH = NaCrO4 + NaCl + H2O =>
3 CrOH3 + 4 NaClO3 + 3 NaOH = 3 NaCrO4 + 4 NaCl + 6 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
C14H12Br2 + KOH = C14H10 + BrK + H2O =>
C14H12Br2 + 2 KOH = C14H10 + 2 BrK + 2 H2O
CuSO4 + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4 + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
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