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3 Ca(NO3)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HNO3
IS = I2 + S2 =>
2 IS = I2 + S2
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
Cd(OH)2(s) + HCl(aq) = H2O + CdCl2 =>
Cd(OH)2(s) + 2 HCl(aq) = 2 H2O + CdCl2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
S + CO = SO2 + C =>
S + 2 CO = SO2 + 2 C
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
Ag + NaCl = AgCl + Na =>
Ag + NaCl = AgCl + Na
K2SO3 + H2CrO4 = K2CrO4 + SO2 + H2O =>
K2SO3 + H2CrO4 = K2CrO4 + SO2 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH4OH + CuSO4 = (NH4)2SO4 + Cu(OH)2 =>
2 NH4OH + CuSO4 = (NH4)2SO4 + Cu(OH)2
NH3 + Cl2 = NH4Cl + NCl3 =>
4 NH3 + 3 Cl2 = 3 NH4Cl + NCl3
HC2H3OO2(aq) + LiHSO3(aq) = H2O(l) + CO2(g) + LiCH3SO2(aq) =>
4 HC2H3OO2(aq) + 3 LiHSO3(aq) = 5 H2O(l) + 5 CO2(g) + 3 LiCH3SO2(aq)
Cf = Cf4 =>
4 Cf = Cf4
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
IO2F(s) + BrF3(l) = IF5(l) + Br2(l) + O2 =>
3 IO2F(s) + 4 BrF3(l) = 3 IF5(l) + 2 Br2(l) + 3 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KMnO4 = K2MnO4 + Mn + O2 =>
2 KMnO4 = K2MnO4 + Mn + 2 O2
AgNO{3} + Na{2}CO{3} = Ag{2}CO{3} + NaNO{3} =>
AgNO{3} + Na{2}CO{3} = Ag{2}CO{3} + NaNO{3}
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
NaCl + H2SO4 = Na2SO3 + Cl2 + H2O =>
2 NaCl + H2SO4 = Na2SO3 + Cl2 + H2O
CuO + CO2 = Cu + CO3 =>
CuO + CO2 = Cu + CO3
Mg(OH)2 + NaOH = Na2[Mg(OH)4] =>
Mg(OH)2 + 2 NaOH = Na2[Mg(OH)4]
Mn(NO3)2 + KOH = Mn(OH)2 + KNO3 =>
Mn(NO3)2 + 2 KOH = Mn(OH)2 + 2 KNO3
CH3CHOHSO3Na + Na2CO3 = CH3CHO + Na2SO3 + NaHCO3 =>
CH3CHOHSO3Na + Na2CO3 = CH3CHO + Na2SO3 + NaHCO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NO + H2SO4 = NO2 + SO2 + H2O =>
NO + H2SO4 = NO2 + SO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + KOH + H2O = K2(Zn(OH)4) + H =>
Zn + 2 KOH + 2 H2O = K2(Zn(OH)4) + 2 H
HCl + NaCO3 = HNa + ClCO3 =>
HCl + NaCO3 = HNa + ClCO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H2(OH)2 + KMnO4 + H2O = C2H2(OH)4 + MnO2 + KOH =>
3 C2H2(OH)2 + 2 KMnO4 + 4 H2O = 3 C2H2(OH)4 + 2 MnO2 + 2 KOH
KClO4 + Cu = CuO + KCl =>
KClO4 + 4 Cu = 4 CuO + KCl
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
KCl + Cd(NO3)2 = CdCl2 + KNO3 =>
2 KCl + Cd(NO3)2 = CdCl2 + 2 KNO3
K3(Cr(OH)6) + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 K3(Cr(OH)6) + 3 Cl2 + 4 KOH = 2 K2CrO4 + 6 KCl + 8 H2O
Mg(OH)2 + NaOH = Na2[Mg(OH)4] =>
Mg(OH)2 + 2 NaOH = Na2[Mg(OH)4]
SO2 + H2S + NH3 + H2O = (NH4)2S2O3 =>
4 SO2 + 2 H2S + 6 NH3 + H2O = 3(NH4)2S2O3
LiCN(aq) + HI(aq) = LiI(aq) + CNH(l) =>
LiCN(aq) + HI(aq) = LiI(aq) + CNH(l)
NaC2H3O2(aq) + HCl = HC2H3O2 + NaCl =>
NaC2H3O2(aq) + HCl = HC2H3O2 + NaCl
[Cu(NH3)2]Cl + O2 + NH4OH = NH4Cl + Cu(OH)2 + NH3 =>
4[Cu(NH3)2]Cl + O2 + 6 NH4OH = 4 NH4Cl + 4 Cu(OH)2 + 10 NH3
ZnCO3 + C = Zn + CO2 =>
2 ZnCO3 + C = 2 Zn + 3 CO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cu2S + S8 = CuS =>
8 Cu2S + S8 = 16 CuS
C + H2 = CH4 =>
C + 2 H2 = CH4
Cr2O7{-2} + Cd + H{+} = Cr{+3} + Cd{+2} + H2O =>
Cr2O7{-2} + 3 Cd + 14 H{+} = 2 Cr{+3} + 3 Cd{+2} + 7 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Fe3O4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe3O4 + 10 H2SO4 = 3 Fe2(SO4)3 + SO2 + 10 H2O
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