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Zn + 2 NH4Cl = ZnCl2 + 2 NH3 + H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2O2 + H2O + Fe(OH)2 = Fe(OH)3 + NaOH =>
Na2O2 + 2 H2O + 2 Fe(OH)2 = 2 Fe(OH)3 + 2 NaOH
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
H2S + PbCl2 = H2Cl2 + PbS =>
H2S + PbCl2 = H2Cl2 + PbS
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cs2CO3(s) + HI(aq) = CsI(aq) + H2O(l) + CO2(g) =>
Cs2CO3(s) + 2 HI(aq) = 2 CsI(aq) + H2O(l) + CO2(g)
CH3CH3(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3CH3(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cs2CO3(aq) + HI(aq) = CsI(aq) + H2O(l) + CO2(g) =>
Cs2CO3(aq) + 2 HI(aq) = 2 CsI(aq) + H2O(l) + CO2(g)
HCl + Al(OH)3 = AlHCl4 + H2O =>
4 HCl + Al(OH)3 = AlHCl4 + 3 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HCl + Be(OH)2 = BeHCl3 + H2O =>
3 HCl + Be(OH)2 = BeHCl3 + 2 H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HI + Ir(OH)4 = IrHI5 + H2O =>
5 HI + Ir(OH)4 = IrHI5 + 4 H2O
CU + H2SO4 = CUSO4 + H2O + SO2 =>
CU + 2 H2SO4 = CUSO4 + 2 H2O + SO2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
NH3 + O2 = H2O + N2 =>
4 NH3 + 3 O2 = 6 H2O + 2 N2
BF3(s) + H2O(e) = HF(e) + H3BO3(s) =>
BF3(s) + 3 H2O(e) = 3 HF(e) + H3BO3(s)
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Na + Br = NaBr =>
Na + Br = NaBr
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Sc3 + OH = Sc(OH)3 =>
Sc3 + 9 OH = 3 Sc(OH)3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
FECl3 + NAOH = FE(OH)3 + NACl =>
FECl3 + 3 NAOH = FE(OH)3 + 3 NACl
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Cu(NO3)2*3H2O + Mn(NO3)2*4H2O = CuMn2O4 + H2O + N2 + O2 =>
Cu(NO3)2*3H2O + 2 Mn(NO3)2*4H2O = CuMn2O4 + 11 H2O + 3 N2 + 7 O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
Cu(NO3)2*3H2O + Mn(NO3)2*4H2O = CuMn2O4 + H2O + NO2 + O2 =>
Cu(NO3)2*3H2O + 2 Mn(NO3)2*4H2O = CuMn2O4 + 11 H2O + 6 NO2 + O2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Zn + HNO3 = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH4NO3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KHSO3(aq) + HNO3(aq) = KNO3(aq) + H2O(l) + SO2(g) =>
KHSO3(aq) + HNO3(aq) = KNO3(aq) + H2O(l) + SO2(g)
Fe2(s) + O2(g) = Fe2O3(s) =>
2 Fe2(s) + 3 O2(g) = 2 Fe2O3(s)
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Cu2O + HNO3 = Cu(NO3)2 + H2O + Cu =>
Cu2O + 2 HNO3 = Cu(NO3)2 + H2O + Cu
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