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2 P2O5 = P4 + 5 O2
CCl4 + P2O5 = COCl2 + POCl3 =>
3 CCl4 + P2O5 = 3 COCl2 + 2 POCl3
K + CH3CH2OH = KOH + CH3CH2 =>
K + CH3CH2OH = KOH + CH3CH2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Li + HoH = LiHo + H2 =>
2 Li + 2 HoH = 2 LiHo + H2
Al(SiO3)3 + Cl(OH)2 = Al(OH)3 + Cl(SiO3)2 =>
2 Al(SiO3)3 + 3 Cl(OH)2 = 2 Al(OH)3 + 3 Cl(SiO3)2
C9H12 + KMnO4 + H2SO4 = C9H6O6 + K2SO4 + MnSO4 + H2O =>
5 C9H12 + 18 KMnO4 + 27 H2SO4 = 5 C9H6O6 + 9 K2SO4 + 18 MnSO4 + 42 H2O
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
Ca(NO3)2 + BaCl2 = Ba(NO3)2 + CaCl2 =>
Ca(NO3)2 + BaCl2 = Ba(NO3)2 + CaCl2
Al + As = Al3As2 =>
3 Al + 2 As = Al3As2
NiCl2 + KOH = Ni(OH)2 + KCl =>
NiCl2 + 2 KOH = Ni(OH)2 + 2 KCl
Na2S2O8 + NaOH + W = Na2WO4 + Na2SO4 + H2O =>
3 Na2S2O8 + 8 NaOH + W = Na2WO4 + 6 Na2SO4 + 4 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
AlNO3 + Na3PO4 = Al3PO4 + NaNO3 =>
3 AlNO3 + Na3PO4 = Al3PO4 + 3 NaNO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Fe + KJ = FeKJ =>
Fe + KJ = FeKJ
Na2SiO + HCl = NaCl + H2SiO =>
Na2SiO + 2 HCl = 2 NaCl + H2SiO
BaCl2 + Na2SO4 = BaSO4 + NaCl(aq) =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl(aq)
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
Zn + H2SO4 = (ZnSO4)2 + H2S + H2O =>
4 Zn + 5 H2SO4 = 2(ZnSO4)2 + H2S + 4 H2O
CH2O = CH4 + CO2 =>
2 CH2O = CH4 + CO2
Sodiumsulfate + magnesiumchloride = sodiumchloride + magnesiumsulfate =>
Na2SO4 + MgCl2 = 2 NaCl + MgSO4
P2O5 = P + O =>
P2O5 = 2 P + 5 O
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
Hg(NO3)2 + NH4SCN = Hg(SCN)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4SCN = Hg(SCN)2 + 2 NH4NO3
C8H9NO + HCl = C8H8NCl + H2O =>
C8H9NO + HCl = C8H8NCl + H2O
Al2[SO4]3 + NaOH = Al[OH]3 + Na2SO4 =>
Al2[SO4]3 + 6 NaOH = 2 Al[OH]3 + 3 Na2SO4
Ca5(PO4)3F + HCl = CaCl2 + HF + H3PO4 =>
Ca5(PO4)3F + 10 HCl = 5 CaCl2 + HF + 3 H3PO4
Na2CO3 + HNO3 = Na2NO3 + HCO3 =>
Na2CO3 + HNO3 = Na2NO3 + HCO3
KMnO4 + NaOH + Na2S2O3 = Na2MnO4 + K2SO4 + KOH + H2O =>
8 KMnO4 + 14 NaOH + Na2S2O3 = 8 Na2MnO4 + 2 K2SO4 + 4 KOH + 5 H2O
MnCl2 + CsOH = Mn(OH)2 + ClCs =>
MnCl2 + 2 CsOH = Mn(OH)2 + 2 ClCs
P2O5 = P + O2 =>
2 P2O5 = 4 P + 5 O2
Fe + HCl = H2 + FeCl3 =>
2 Fe + 6 HCl = 3 H2 + 2 FeCl3
C3H4Br2 + Br2 = C3H4Br3 =>
2 C3H4Br2 + Br2 = 2 C3H4Br3
CO = CCO2 =>
2 CO = CCO2
FeS + HCl + CaCO3 = CaCl2 + H2S + FeCO3 =>
FeS + 2 HCl + CaCO3 = CaCl2 + H2S + FeCO3
(NH4)2WO4 + HCl + Zn = W2O5 + ZnCl2 + H2O + NH4Cl =>
2(NH4)2WO4 + 6 HCl + Zn = W2O5 + ZnCl2 + 3 H2O + 4 NH4Cl
K(OH) + HBr = KBr + H2O =>
K(OH) + HBr = KBr + H2O
KNO3NaOH = KOHNaNO3 =>
KNO3NaOH = KOHNaNO3
S6O6{-2} + MnO4{-} + H{+} = SO4{-2} + Mn{+2} + H2O =>
5 S6O6{-2} + 26 MnO4{-} + 28 H{+} = 30 SO4{-2} + 26 Mn{+2} + 14 H2O
NH4OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 HOH
HBr + CuSO4 = H2SO4 + CuBr2 =>
2 HBr + CuSO4 = H2SO4 + CuBr2
IO3{-} + AsO3{3-} = I{-} + AsO4{3-} =>
IO3{-} + 3 AsO3{3-} = I{-} + 3 AsO4{3-}
H3PO3 + KMnO4 + HCl = H3PO4 + MnO2 + KCl + H2O =>
3 H3PO3 + 2 KMnO4 + 2 HCl = 3 H3PO4 + 2 MnO2 + 2 KCl + H2O
KI + KCl = K2Cl + I2 =>
2 KI + 2 KCl = 2 K2Cl + I2
C2H3OH + O2 = CO2 + H2O =>
2 C2H3OH + 5 O2 = 4 CO2 + 4 H2O
CuHO = CuOH =>
CuHO = CuOH
Ca + HIO3 = Ca(IO3)2 + H2O + IO =>
3 Ca + 8 HIO3 = 3 Ca(IO3)2 + 4 H2O + 2 IO
Si + S8 = SiS4 =>
2 Si + S8 = 2 SiS4
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