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C13H8O + NaBH4 + H2O = C13H9OH + BH3 + NaOH
Zn2 + H2SO4 = H + ZnSO4 =>
Zn2 + 2 H2SO4 = 4 H + 2 ZnSO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
HI + K2(SO3) = H(SO3) + K2I =>
HI + K2(SO3) = H(SO3) + K2I
NaOH + Ca = NaH + CaO =>
NaOH + Ca = NaH + CaO
Al + Cu2O = Al2O3 + Cu =>
2 Al + 3 Cu2O = Al2O3 + 6 Cu
Sn + HF = SnF2 + H2 =>
Sn + 2 HF = SnF2 + H2
Cu + Au(ClO3)3 = Au + Cu(ClO3)2 =>
3 Cu + 2 Au(ClO3)3 = 2 Au + 3 Cu(ClO3)2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Al + H2S = Al2S3 + H2 =>
2 Al + 3 H2S = Al2S3 + 3 H2
Ca(OH)2(aq) + HBr(aq) = CaBr2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HBr(aq) = CaBr2(aq) + 2 H2O(l)
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
ZnSO4 + Mg = ZnS + MgO =>
ZnSO4 + 4 Mg = ZnS + 4 MgO
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Al + Cu2O = Al2O + Cu =>
2 Al + Cu2O = Al2O + 2 Cu
(NH4)CrO4 = NH4 + Cr + O =>
(NH4)CrO4 = NH4 + Cr + 4 O
KI + NaNO3(aq) = KNO3 + NaI =>
KI + NaNO3(aq) = KNO3 + NaI
C6H12O6 + HCl = C18H13O5 + H2O + Cl2 =>
6 C6H12O6 + 6 HCl = 2 C18H13O5 + 26 H2O + 3 Cl2
Mg3(PO4)2 + Pb(SO4)2 = MgSO4 + Pb3(PO4)4 =>
2 Mg3(PO4)2 + 3 Pb(SO4)2 = 6 MgSO4 + Pb3(PO4)4
FeSO4 + NaBrO3 + H2SO4 = Fe2(SO4)3 + NaBr + H2O =>
6 FeSO4 + NaBrO3 + 3 H2SO4 = 3 Fe2(SO4)3 + NaBr + 3 H2O
Pb3O4 + CH3COOH + Cl2 = Pb(CH3COO)4 + PbCl2 + H2O =>
Pb3O4 + 8 CH3COOH + Cl2 = 2 Pb(CH3COO)4 + PbCl2 + 4 H2O
(NH4)2SO4 + Na2SO4 + CH3COOH = NH4(CH3COO) + NaHSO4 =>
(NH4)2SO4 + Na2SO4 + 2 CH3COOH = 2 NH4(CH3COO) + 2 NaHSO4
KMnO4 + Cl = KCl + MnO4 =>
KMnO4 + Cl = KCl + MnO4
P + Cl = PCl5 =>
P + 5 Cl = PCl5
CuO + Cl2 = CuCl + O =>
2 CuO + Cl2 = 2 CuCl + 2 O
Al2(CO3)3 + NaOH = NaAlO2 + Na2CO3 + H2O =>
Al2(CO3)3 + 8 NaOH = 2 NaAlO2 + 3 Na2CO3 + 4 H2O
C5H8O2 + O2 = C + H2O =>
C5H8O2 + O2 = 5 C + 4 H2O
CrCl3 + NaOH + Br = Na2CrO4 + NaBr + H2O + NaCl =>
CrCl3 + 8 NaOH + 3 Br = Na2CrO4 + 3 NaBr + 4 H2O + 3 NaCl
CH3COOH + NaHCO3 = CH3CH2COONa + H2O + CO2 =>
7 CH3COOH + 4 NaHCO3 = 4 CH3CH2COONa + 6 H2O + 6 CO2
Al(OH)2Cl = AlOCl + H2O =>
Al(OH)2Cl = AlOCl + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu2 + S = Cu2S =>
Cu2 + S = Cu2S
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2SiO3 + Al2(SO4)3 = Na2(SO4)3 + Al2SiO3 =>
Na2SiO3 + Al2(SO4)3 = Na2(SO4)3 + Al2SiO3
Fe(NO3)3 + K3Fe(CN)6 = Fe2(CN)6 + K3(NO3)3 =>
Fe(NO3)3 + K3Fe(CN)6 = Fe2(CN)6 + K3(NO3)3
Hg(s) + Se = HgSe(s) =>
Hg(s) + Se = HgSe(s)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + Ba(OH)2 + H2O = Ba3[Al(OH)6]2 + H2 =>
2 Al + 3 Ba(OH)2 + 6 H2O = Ba3[Al(OH)6]2 + 3 H2
H2SO3 + KOH = HOH + K2SO3 =>
H2SO3 + 2 KOH = 2 HOH + K2SO3
S + F8 = SF6 =>
4 S + 3 F8 = 4 SF6
O2 + C57H110 = CO2 + H2O =>
169 O2 + 2 C57H110 = 114 CO2 + 110 H2O
H2S + KMnO4 = MnO2 + S + H2O + KOH =>
3 H2S + 2 KMnO4 = 2 MnO2 + 3 S + 2 H2O + 2 KOH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H3C6H5O7 + NaHCO3 = H2O + CO2 + C6H3O7Na3 =>
8 H3C6H5O7 + 27 NaHCO3 = 32 H2O + 21 CO2 + 9 C6H3O7Na3
Ca(OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca(OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
Ca + F2 = CaF2 =>
Ca + F2 = CaF2
H2O + Mg3N2 = NH3 + Mg(OH)2 = H2O + MgO =>
6 H2O + Mg3N2 = 2 NH3 + 3 Mg(OH)2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
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