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2 Na + 2 H2O = 2 NaOH + H2
Fe(s) + HBr(aq) = FeBr2(aq) + H2(g) =>
Fe(s) + 2 HBr(aq) = FeBr2(aq) + H2(g)
HCI + Ba(OH)2 = H2O + Ba(CI)2 =>
2 HCI + Ba(OH)2 = 2 H2O + Ba(CI)2
Mg(OH)2 + H3PO4 = MgH2 + PO4(OH)3 =>
3 Mg(OH)2 + 2 H3PO4 = 3 MgH2 + 2 PO4(OH)3
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
PbN2O6 + Na3PO4 = Pb3P2O8 + NaNO3 =>
3 PbN2O6 + 2 Na3PO4 = Pb3P2O8 + 6 NaNO3
NH3 + P2O5 + H2O = (NH4)3PO4 =>
6 NH3 + P2O5 + 3 H2O = 2(NH4)3PO4
Na2CO3 + (NH2OH)2H2SO4 = Na2SO4H2O + CO2 + NH2OH =>
Na2CO3 + (NH2OH)2H2SO4 = Na2SO4H2O + CO2 + 2 NH2OH
C6H7N + HNO3 = C6H7NH + NO3 =>
C6H7N + HNO3 = C6H7NH + NO3
FeO + Mg = Fe + MgO =>
FeO + Mg = Fe + MgO
CaNH3 + NH4Cl = CaCl2 + (NH3) + NH4 =>
CaNH3 + 2 NH4Cl = CaCl2 + (NH3) + 2 NH4
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
FeSO4 + KClO3 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + Cl2 =>
10 FeSO4 + 2 KClO3 + 6 H2SO4 = 5 Fe2(SO4)3 + 6 H2O + K2SO4 + Cl2
SO2 + HI = S2 + I2 + H2O =>
2 SO2 + 8 HI = S2 + 4 I2 + 4 H2O
C2H2SH + O2 = CO2 + H2O + SO =>
4 C2H2SH + 13 O2 = 8 CO2 + 6 H2O + 4 SO
C6H5NH4 + Cl + HO = C6H5NH3Cl + H2O =>
C6H5NH4 + Cl + HO = C6H5NH3Cl + H2O
HOCl = OCl + H =>
HOCl = OCl + H
CrCl3 + Ca(OH)2 = CaCl2 + Cr(OH)3 =>
2 CrCl3 + 3 Ca(OH)2 = 3 CaCl2 + 2 Cr(OH)3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Ba(OH)2 + ZnS = BaS2 + Zn(OH) =>
Ba(OH)2 + 2 ZnS = BaS2 + 2 Zn(OH)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca(HCO3)2 + CaO = CaCO3 + H2O =>
Ca(HCO3)2 + CaO = 2 CaCO3 + H2O
C3H6Br2 + KOH = C3H8O2 + KBr =>
C3H6Br2 + 2 KOH = C3H8O2 + 2 KBr
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
K + Na = K2Na =>
2 K + Na = K2Na
C + H + O2 = C8H18O =>
16 C + 36 H + O2 = 2 C8H18O
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
Ba(OH)2 + N2O3 = Ba(NO2)2 + H2O =>
Ba(OH)2 + N2O3 = Ba(NO2)2 + H2O
Mg2SiO4 + H2O = Mg{2+} + OH{-} + H4SiO4 =>
Mg2SiO4 + 4 H2O = 2 Mg{2+} + 4 OH{-} + H4SiO4
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
HCl + K = K3Cl + H2 =>
2 HCl + 6 K = 2 K3Cl + H2
Ca(NO3)2 + NH4Cl = CaCl2 + NO3NH4 =>
Ca(NO3)2 + 2 NH4Cl = CaCl2 + 2 NO3NH4
HCl + NCl3 = NH4 + Cl =>
4 HCl + NCl3 = NH4 + 7 Cl
HN2 + O2 = NO + H2O =>
4 HN2 + 5 O2 = 8 NO + 2 H2O
K2SO4(aq) + CaI2(aq) = CaSO4 + KI(aq) =>
K2SO4(aq) + CaI2(aq) = CaSO4 + 2 KI(aq)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cr(s) + Fe(NO3)2 = Fe + Cr(NO3) =>
2 Cr(s) + Fe(NO3)2 = Fe + 2 Cr(NO3)
As2O3 + Ca(ClO)2 = As2O5 + CaCl2 =>
As2O3 + Ca(ClO)2 = As2O5 + CaCl2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Ag2SO4(aq) + BaCl2(aq) = AgCl(s) + BaSO4(s) =>
Ag2SO4(aq) + BaCl2(aq) = 2 AgCl(s) + BaSO4(s)
C20H14O4 + NH4Cl = C20H14O4(NH4Cl)2 =>
C20H14O4 + 2 NH4Cl = C20H14O4(NH4Cl)2
HCl + Zn + O = ZnCl + H2O =>
2 HCl + 2 Zn + O = 2 ZnCl + H2O
CO2 + H2O = O2 + C2H12O6 =>
2 CO2 + 6 H2O = 2 O2 + C2H12O6
(NH4)2SO4 + KI(aq) = NH4I(aq) + K2SO4(aq) =>
(NH4)2SO4 + 2 KI(aq) = 2 NH4I(aq) + K2SO4(aq)
Pb + J2 + H2O = Pb(JO3) + HJ =>
2 Pb + 7 J2 + 6 H2O = 2 Pb(JO3) + 12 HJ
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