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P4O6 + 2 O2 = P4O10
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Li + O = Li2O =>
2 Li + O = Li2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
MgSO4 + Na3PO4 = Mg3(PO4)2 + Na2SO4 =>
3 MgSO4 + 2 Na3PO4 = Mg3(PO4)2 + 3 Na2SO4
HgCl2 + KI = HgK2 + ClI =>
HgCl2 + 2 KI = HgK2 + 2 ClI
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Bi2O3 + C = Bi + CO =>
Bi2O3 + 3 C = 2 Bi + 3 CO
Hg(NO3)2 + KI = HgI2 + KNO3 =>
Hg(NO3)2 + 2 KI = HgI2 + 2 KNO3
HgI2 + KI = HgK2 + I2 =>
HgI2 + 2 KI = HgK2 + 2 I2
KI + NaCl = KCl + NaI =>
KI + NaCl = KCl + NaI
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Cr2O3 + H2S = Cr2S3 + H2O =>
Cr2O3 + 3 H2S = Cr2S3 + 3 H2O
HNO2 + MnO4{-} + H{+} = Mn{+2} + NO3{-} + H2O =>
5 HNO2 + 2 MnO4{-} + H{+} = 2 Mn{+2} + 5 NO3{-} + 3 H2O
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl
CuC2O4 + NH3 + H2O = Cu(OH)2 + (NH4)2C2O4 =>
CuC2O4 + 2 NH3 + 2 H2O = Cu(OH)2 + (NH4)2C2O4
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
HgI2 + KI = HgK2 + I =>
HgI2 + 2 KI = HgK2 + 4 I
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl
Fe(NO3)3 + BaCl2 = FeCl2 + Ba(NO3)3 =>
Fe(NO3)3 + BaCl2 = FeCl2 + Ba(NO3)3
Cu(OH)2 + NH3 = [Cu(NH3)4] + OH =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4] + 2 OH
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Cr + S = Cr2S3 =>
2 Cr + 3 S = Cr2S3
ZnCl2 + Na3PO4 = Zn3(PO4)2 + NaCl =>
3 ZnCl2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaCl
CuC2O4 + K4Fe(CN)6 = Cu[Fe(CN)6] + K + C2O4 =>
CuC2O4 + K4Fe(CN)6 = Cu[Fe(CN)6] + 4 K + C2O4
NaOH + H3Po4 = Na2HPo4 + H2O =>
2 NaOH + H3Po4 = Na2HPo4 + 2 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2(SO4) =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2(SO4)
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KNO3 = K2O + N + O =>
2 KNO3 = K2O + 2 N + 5 O
CuC2O4 + K4Fe(CN)6 = Cu2[Fe(CN)6] + K2C2O4 =>
2 CuC2O4 + K4Fe(CN)6 = Cu2[Fe(CN)6] + 2 K2C2O4
KNO3 = KO + N + O =>
KNO3 = KO + N + 2 O
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
Al(OH)3 + NaOH = Al(OH)4{-} + Na{+} =>
Al(OH)3 + NaOH = Al(OH)4{-} + Na{+}
CuC2O4 + Fe(NO3)3 = Fe[Fe(C2O4)3] + Cu(NO3)2 =>
3 CuC2O4 + 2 Fe(NO3)3 = Fe[Fe(C2O4)3] + 3 Cu(NO3)2
ZnSO4 + NaOH = Zn(OH)2 + Na2(SO4) =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2(SO4)
Zn + HCl = HZn + Cl2 =>
2 Zn + 2 HCl = 2 HZn + Cl2
HNO3 + I2 = NO2 + H2O + HIO3 =>
10 HNO3 + I2 = 10 NO2 + 4 H2O + 2 HIO3
Cu(OH)2 + HClO4 = CuClO4 + H(OH)2 =>
Cu(OH)2 + HClO4 = CuClO4 + H(OH)2
Zn{2-} + NaOH = Zn(OH)4{2-} + Na =>
Zn{2-} + 4 NaOH = Zn(OH)4{2-} + 4 Na
Fe + Au(NO3)3 = Au + Fe(NO3)2 =>
3 Fe + 2 Au(NO3)3 = 2 Au + 3 Fe(NO3)2
KNO3 + S + C = KS + N + CO2 =>
2 KNO3 + 2 S + 3 C = 2 KS + 2 N + 3 CO2
MgSO4 + NH4OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH4OH = Mg(OH)2 + (NH4)2SO4
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