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P4 + 3 S = P4S3
Se + HIO2 = I2 + SeO2 + H2O =>
3 Se + 4 HIO2 = 2 I2 + 3 SeO2 + 2 H2O
Ni + NH3 = Ni(NH3)6 =>
Ni + 6 NH3 = Ni(NH3)6
Mg(NO3)2 + C2H5OH = Mg(OH)2 + C2H5NO3 =>
Mg(NO3)2 + 2 C2H5OH = Mg(OH)2 + 2 C2H5NO3
C6H5NH3HSO4 + NaOH = Na2SO4 + C6H5NH2 + H2O =>
C6H5NH3HSO4 + 2 NaOH = Na2SO4 + C6H5NH2 + 2 H2O
K + B2S3 = K2S + B =>
6 K + B2S3 = 3 K2S + 2 B
Na2CO3 + C2 + Sb2S3 = Sb + Na2S + CO =>
3 Na2CO3 + 3 C2 + Sb2S3 = 2 Sb + 3 Na2S + 9 CO
Al(g) + H2SO4(g) = Al2(SO4)3(g) + H2(g) =>
2 Al(g) + 3 H2SO4(g) = Al2(SO4)3(g) + 3 H2(g)
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeC2H2 + O2 = Fe2O3 + CO2 + H2O =>
4 FeC2H2 + 13 O2 = 2 Fe2O3 + 8 CO2 + 4 H2O
SiO2 + Cu = Si + CuO =>
SiO2 + 2 Cu = Si + 2 CuO
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
CH3COH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3COH + K2Cr2O7 + 4 H2SO4 = 3 CH3COOH + Cr2(SO4)3 + K2SO4 + 4 H2O
FeSO4 + H2SO4 + KMnO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 8 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
S + F = SF4 =>
S + 4 F = SF4
NaOH + NH4HCO3 = NaHCO3 + NH3 + H2O =>
NaOH + NH4HCO3 = NaHCO3 + NH3 + H2O
NH3 + Al(ClO2)3 = N2H4 + AlCl3 + H2O =>
12 NH3 + Al(ClO2)3 = 6 N2H4 + AlCl3 + 6 H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
F2(g) + O2(g) = O2F2(s) =>
F2(g) + O2(g) = O2F2(s)
HOH = H2 + O2 =>
2 HOH = 2 H2 + O2
SiH3F = Si + H2 + F2 =>
2 SiH3F = 2 Si + 3 H2 + F2
CO(NH2)2 + HOCl = NCl3 + CO2 + H2O =>
CO(NH2)2 + 6 HOCl = 2 NCl3 + CO2 + 5 H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
He + OH = HeOH =>
He + OH = HeOH
As + O2H2O = HAsO2 + H2O =>
4 As + 3 O2H2O = 4 HAsO2 + H2O
NH3 + Al(ClO3)3 = N2H4 + AlCl3 + H2O =>
18 NH3 + Al(ClO3)3 = 9 N2H4 + AlCl3 + 9 H2O
AgNO3 + Na2SO4*10H2O = Ag2SO4 + H2O + NaNO3 =>
2 AgNO3 + Na2SO4*10H2O = Ag2SO4 + 10 H2O + 2 NaNO3
Ca + Hr = CaHr =>
Ca + Hr = CaHr
NH3 + Al(ClO4)3 = N2H4 + AlCl3 + H2O =>
24 NH3 + Al(ClO4)3 = 12 N2H4 + AlCl3 + 12 H2O
As4S6(s) + O2 = As4O6(s) + SO2(g) =>
As4S6(s) + 9 O2 = As4O6(s) + 6 SO2(g)
KHSO3 + I2 + H2O = HI + KHSO4 =>
KHSO3 + I2 + H2O = 2 HI + KHSO4
AgF + CaCl2 = AgCl + CaF2 =>
2 AgF + CaCl2 = 2 AgCl + CaF2
Al + KCl = KAl + Cl =>
Al + KCl = KAl + Cl
Na + MgCl2 = NaCl2 + Mg =>
Na + MgCl2 = NaCl2 + Mg
HI + KNO2 = I2 + NO + KI + H2O =>
4 HI + 2 KNO2 = I2 + 2 NO + 2 KI + 2 H2O
ZnSO4 + HNO3 = Zn(NO3)2 + H2SO4 =>
ZnSO4 + 2 HNO3 = Zn(NO3)2 + H2SO4
[Ag(NH3)2]OH + HCHO + NaOH = Ag + HCOONa + NH3 + H2O =>
2[Ag(NH3)2]OH + HCHO + NaOH = 2 Ag + HCOONa + 4 NH3 + 2 H2O
KH2PO4 + Ba(OH)2 = K3PO4 + Ba3(PO4)2 + H2O =>
3 KH2PO4 + 3 Ba(OH)2 = K3PO4 + Ba3(PO4)2 + 6 H2O
CuCl2 + Na3PO4 = Cu3(PO4)2 + NaCl =>
3 CuCl2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaCl
CrO42{-} + Cu + H2O = Cr(OH)3 + Cu(OH)2 + OH{-} =>
CrO42{-} + 40 Cu + 42 H2O = Cr(OH)3 + 40 Cu(OH)2 + OH{-}
Cr + HOH = Cr(OH)3 + H2 =>
2 Cr + 6 HOH = 2 Cr(OH)3 + 3 H2
COS + H2O = SO2 + H2 + CO =>
COS + 2 H2O = SO2 + 2 H2 + CO
AgNO3(aq) + NH4I(aq) = AgI + NH4NO3 =>
AgNO3(aq) + NH4I(aq) = AgI + NH4NO3
Se + HIO4 = I2 + SeO2 + H2O =>
7 Se + 4 HIO4 = 2 I2 + 7 SeO2 + 2 H2O
CCl3CHO + Ca(OH)2 = CHCl3 + (HCOO)2Ca =>
2 CCl3CHO + Ca(OH)2 = 2 CHCl3 + (HCOO)2Ca
Ni(s) + CuCl2 = NiCl2 + Cu =>
Ni(s) + CuCl2 = NiCl2 + Cu
H3AsO4 + Au(OH)3 = AuAsO4 + H2O =>
H3AsO4 + Au(OH)3 = AuAsO4 + 3 H2O
AgNO3 + K2CO3 = KNO3(aq) + Ag2CO3 =>
2 AgNO3 + K2CO3 = 2 KNO3(aq) + Ag2CO3
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