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N2 + 3 H2 = 2 NH3
P4S3 + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 P4S3 + 38 HNO3 + 8 H2O = 12 H3PO4 + 9 H2SO4 + 38 NO
Ca3P2 + H(OH) = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H(OH) = 3 Ca(OH)2 + 2 PH3
C2H4 + Cl = C2H4Cl4 =>
C2H4 + 4 Cl = C2H4Cl4
HNO3 + C6H5NH2 = NO3 + C6H5NH3 =>
HNO3 + C6H5NH2 = NO3 + C6H5NH3
H2SO4(aq) + H3AsO4(aq) + Zn(s) = AsH3(g) + ZnSO4(aq) + H2O(l) =>
4 H2SO4(aq) + H3AsO4(aq) + 4 Zn(s) = AsH3(g) + 4 ZnSO4(aq) + 4 H2O(l)
CuBr2 + Na2SO3 + H2O = CuBr + NaBr + H2SO4 =>
2 CuBr2 + Na2SO3 + H2O = 2 CuBr + 2 NaBr + H2SO4
(Ba)(Cl2) + (H2)S(O4) = BaS(O4) + HCl =>
(Ba)(Cl2) + (H2)S(O4) = BaS(O4) + 2 HCl
Pt(NO3)2 + Cu = Pt + Cu(NO3)2 =>
Pt(NO3)2 + Cu = Pt + Cu(NO3)2
MoS2 + HNO3 = H2O + MoO3 + N2 + SO2 =>
5 MoS2 + 14 HNO3 = 7 H2O + 5 MoO3 + 7 N2 + 10 SO2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
H2(CO2) + Ni(OH)3 = Ni2(CO2)3 + H2O =>
3 H2(CO2) + 2 Ni(OH)3 = Ni2(CO2)3 + 6 H2O
Ca(NO3)2*4H2O + Al(NO3)3*9H2O = Ca12Al14O33 + N2 + O2 + H2O =>
24 Ca(NO3)2*4H2O + 28 Al(NO3)3*9H2O = 2 Ca12Al14O33 + 66 N2 + 165 O2 + 348 H2O
C4H10 + C2H4 = C6H14 =>
C4H10 + C2H4 = C6H14
P + KClO + H2O = H3PO4 + KCl =>
2 P + 5 KClO + 3 H2O = 2 H3PO4 + 5 KCl
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
(CH3)C6H3(NHCOCl)2 = (CH3)C6H3(NCO)2 + HCl =>
(CH3)C6H3(NHCOCl)2 = (CH3)C6H3(NCO)2 + 2 HCl
KNO3 + KSO4 = K2O + N2 + SO4 =>
2 KNO3 + 10 KSO4 = 6 K2O + N2 + 10 SO4
Ag(NH3)2OH + CO = Ag + NH3 + CO2 + H2O =>
2 Ag(NH3)2OH + CO = 2 Ag + 4 NH3 + CO2 + H2O
C(grafito) + H2(g) = C2H6(g) =>
2 C(grafito) + 3 H2(g) = C2H6(g)
NiO + Zn = ZnO + Ni =>
NiO + Zn = ZnO + Ni
Pd + HNO3 + HCl = H2PdCl6 + NO + H2O =>
3 Pd + 4 HNO3 + 18 HCl = 3 H2PdCl6 + 4 NO + 8 H2O
Li(NO3) = Li + NO2 + O2 =>
2 Li(NO3) = 2 Li + 2 NO2 + O2
NH4F + Fe(OH)3 = NH3 + H2O + FeF3 =>
3 NH4F + Fe(OH)3 = 3 NH3 + 3 H2O + FeF3
Zn(s) + H3C6H5O7(aq) = Zn3(C6H5O7)2(aq) + H2(g) =>
3 Zn(s) + 2 H3C6H5O7(aq) = Zn3(C6H5O7)2(aq) + 3 H2(g)
KHS + H2O = H2S + KOH =>
KHS + H2O = H2S + KOH
(NH4)2C2O4 + AlCl3 = Al2(C2O4)3 + NH4Cl =>
3(NH4)2C2O4 + 2 AlCl3 = Al2(C2O4)3 + 6 NH4Cl
Sr(OH2) + Fe(NO3)3 = Fe(OH2) + Sr(NO3)3 =>
Sr(OH2) + Fe(NO3)3 = Fe(OH2) + Sr(NO3)3
Al + (CH3COOH) = Al(CH3COO)2 + H2 =>
Al + 2(CH3COOH) = Al(CH3COO)2 + H2
Pb(NO3)2 + NH4OH = PbO + N2 + H2O =>
3 Pb(NO3)2 + 10 NH4OH = 3 PbO + 8 N2 + 25 H2O
BaCO3 + Co3O4 + BaBr2 = Ba2Co4BrO7 + CO2 + CO =>
9 BaCO3 + 8 Co3O4 + 3 BaBr2 = 6 Ba2Co4BrO7 + 8 CO2 + CO
LiOH + CaBr2 = LiBr + Ca(OH)2 =>
2 LiOH + CaBr2 = 2 LiBr + Ca(OH)2
C6H4(CHCH2)2 + KMnO4 + H2SO4 = C6H4(COOH) + MnSO4 + K2SO4 + H2O =>
7 C6H4(CHCH2)2 + 12 KMnO4 + 18 H2SO4 = 10 C6H4(COOH) + 12 MnSO4 + 6 K2SO4 + 28 H2O
FeCH3 + KMnO4 + H2SO4 = FeCOOH + K2SO4 + MnSO4 + H2O =>
5 FeCH3 + 6 KMnO4 + 9 H2SO4 = 5 FeCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
FeSO4 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + 3 K2SO4
KCr2O2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCr2O2 + 9 Br2 + 24 KOH = 4 K2CrO4 + 18 KBr + 12 H2O
NiO + H2 = NiOH2 =>
NiO + H2 = NiOH2
CH3CH2COOH + Ca(OH)2 = C6H10CaO4 + H2O =>
2 CH3CH2COOH + Ca(OH)2 = C6H10CaO4 + 2 H2O
CaCl2 + NH3 = Ca + HCl + N2 =>
3 CaCl2 + 2 NH3 = 3 Ca + 6 HCl + N2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CH3CO2H + Al(OH)3 = H2O + Al(CH3CO2)3 =>
3 CH3CO2H + Al(OH)3 = 3 H2O + Al(CH3CO2)3
Cu(OH)2 + KOH + Br2 = CuOOH + KBr + H2O =>
2 Cu(OH)2 + 2 KOH + Br2 = 2 CuOOH + 2 KBr + 2 H2O
H2SO4 + BrCl = Br2SO4 + HCl =>
H2SO4 + 2 BrCl = Br2SO4 + 2 HCl
CuBr3 + H2O = Cu(OH)3 + HBr =>
CuBr3 + 3 H2O = Cu(OH)3 + 3 HBr
K2Cr2O7 + H2SO4 + Na2SO3 = Na2SO4 + K2SO4 + Cr2O3 + H2O =>
K2Cr2O7 + H2SO4 + 3 Na2SO3 = 3 Na2SO4 + K2SO4 + Cr2O3 + H2O
CH3COCOOH + [Ag(NH3)2]OH = HCOONH4 + Ag + NH3 + H2O =>
CH3COCOOH + 4[Ag(NH3)2]OH = 3 HCOONH4 + 4 Ag + 5 NH3 + H2O
ZnS + Na2S2O8 = Na2SO4 + SO2 + ZnSO4 =>
ZnS + 2 Na2S2O8 = 2 Na2SO4 + 2 SO2 + ZnSO4
CaCl + H2O = Ca2O + HCl =>
2 CaCl + H2O = Ca2O + 2 HCl
Na3CrO4 + H2SO4 = CrH3 + H2O + Na2SO4 + Na2Cr2O7 =>
18 Na3CrO4 + 19 H2SO4 = 2 CrH3 + 16 H2O + 19 Na2SO4 + 8 Na2Cr2O7
K = K2 =>
2 K = K2
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