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2 H3PO4 + 2 Fe = 3 H2 + 2 FePO4
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
N2 + H2 = NH =>
N2 + H2 = 2 NH
SnBr2 + KOH = Sn(OH)2 + KBr =>
SnBr2 + 2 KOH = Sn(OH)2 + 2 KBr
CuNO3 + MgCl2 = Mg(NO3)2 + CuCl(s) =>
2 CuNO3 + MgCl2 = Mg(NO3)2 + 2 CuCl(s)
CH3COOH + C5H12 = CH3COC5H11 + H2O =>
CH3COOH + C5H12 = CH3COC5H11 + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
SnBr2 + KOH = Sn(OH)2 + KBr =>
SnBr2 + 2 KOH = Sn(OH)2 + 2 KBr
P + H2SO4 = H3PO4 + SO2 + H2O =>
2 P + 5 H2SO4 = 2 H3PO4 + 5 SO2 + 2 H2O
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
C + O2 = CO =>
2 C + O2 = 2 CO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C2H5Cl + KOH = C2H5OH + KCl =>
C2H5Cl + KOH = C2H5OH + KCl
CaCO3 + H2SO4 = H2O + CO2 + CaSO4 =>
CaCO3 + H2SO4 = H2O + CO2 + CaSO4
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
Hg + K2SO4 = HgSO4 + K2 =>
Hg + K2SO4 = HgSO4 + K2
HNO3 + Na2S = H2S + NaNO3 =>
2 HNO3 + Na2S = H2S + 2 NaNO3
MnO2 + HCl = MnCl + H2O + Cl2 =>
2 MnO2 + 8 HCl = 2 MnCl + 4 H2O + 3 Cl2
H + O = H2O =>
2 H + O = H2O
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
NaHCO3 + SO2 = NaHSO4 + CO =>
NaHCO3 + SO2 = NaHSO4 + CO
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Ba(OH)2 + SO2 = BaSO3 + H2O =>
Ba(OH)2 + SO2 = BaSO3 + H2O
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Ba(OH)2 + SO2 = Ba(HSO3)2 =>
Ba(OH)2 + 2 SO2 = Ba(HSO3)2
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2 =>
MgCl2 + Pb(NO3)2 = Mg(NO3)2 + PbCl2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
HPO4 + H = H3PO4 =>
HPO4 + 2 H = H3PO4
C7H4O + O2 = CO2 + H2O =>
2 C7H4O + 15 O2 = 14 CO2 + 4 H2O
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
Al + N = AlN =>
Al + N = AlN
Al + S = AlS =>
Al + S = AlS
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
H2SO4 + Mg = MgSO4 + H2S + H2O =>
5 H2SO4 + 4 Mg = 4 MgSO4 + H2S + 4 H2O
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
Fe + KOH = FeO + K + H2O =>
Fe + 2 KOH = FeO + 2 K + H2O
H{+} + Cr2O7{2-} + C2H5OH = Cr{3+} + CH3CHO + H2O =>
8 H{+} + Cr2O7{2-} + 3 C2H5OH = 2 Cr{3+} + 3 CH3CHO + 7 H2O
Na3[Al(OH)6] + NH4Cl = NaCl + Al(OH)3 + NH3 + H2O =>
Na3[Al(OH)6] + 3 NH4Cl = 3 NaCl + Al(OH)3 + 3 NH3 + 3 H2O
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
K + O2 = K2O =>
4 K + O2 = 2 K2O
As + HNO3 + H2O = H3AsO4 + NO =>
3 As + 5 HNO3 + 2 H2O = 3 H3AsO4 + 5 NO
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