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25 C + 10 P2O5 = 25 CO2 + 4 P5
Al + ZnBr2 = AlBr3 + Zn =>
2 Al + 3 ZnBr2 = 2 AlBr3 + 3 Zn
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
H2SO4 + Mg(OH)2 = MgSO4 + H2O =>
H2SO4 + Mg(OH)2 = MgSO4 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Pb(C2H3O2)2 + KI = PbI2 + CH3CO2K =>
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 CH3CO2K
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
S + O2 = SO2 =>
S + O2 = SO2
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
HCl + Mg = HMg + Cl =>
HCl + Mg = HMg + Cl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CuSO4 + Fe = Fe2(SO4)3 + Cu =>
3 CuSO4 + 2 Fe = Fe2(SO4)3 + 3 Cu
C6H12 + O2 = CO2 + H20 =>
5 C6H12 + 30 O2 = 30 CO2 + 3 H20
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
CuSO4 + Fe = Fe2(SO4) + Cu =>
CuSO4 + 2 Fe = Fe2(SO4) + Cu
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
Fe + CUSO4 = FeSO4 + CU =>
Fe + CUSO4 = FeSO4 + CU
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
HNO3 + Hg = HHg + NO3 =>
HNO3 + Hg = HHg + NO3
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
HNO3 + Na2SiO3 = H2SiO3 + NaNO3 =>
2 HNO3 + Na2SiO3 = H2SiO3 + 2 NaNO3
(CH3)3CBr + OH = (CH3)3COH + Br =>
(CH3)3CBr + OH = (CH3)3COH + Br
HNO3 + Hg = NO3Hg + H =>
HNO3 + Hg = NO3Hg + H
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C3H7NO3 + HNO2 = C3H6O4 + N2 + H2O =>
C3H7NO3 + HNO2 = C3H6O4 + N2 + H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Al + HBr = AlBr3 + H =>
Al + 3 HBr = AlBr3 + 3 H
Si + O2 = SiO2 =>
Si + O2 = SiO2
SnCl4 + (NH4)3PO4 = Sn3(PO4)4 + NH4Cl =>
3 SnCl4 + 4(NH4)3PO4 = Sn3(PO4)4 + 12 NH4Cl
C21H30O2 + C2H5OH = C23H36O3 =>
C21H30O2 + C2H5OH = C23H36O3
Na2CO3 + C + N2 = NaCN + CO =>
Na2CO3 + 4 C + N2 = 2 NaCN + 3 CO
Li2Co3 = Li + Co3 =>
Li2Co3 = 2 Li + Co3
H2O2 = H2O + O =>
H2O2 = H2O + O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
CH4O + KMnO4 + H2SO4 = CH2O + K2SO4 + MnSO4 + H2O =>
5 CH4O + 2 KMnO4 + 3 H2SO4 = 5 CH2O + K2SO4 + 2 MnSO4 + 8 H2O
Na2CO3 + SO4 = NaSO4 + CO3 =>
Na2CO3 + 2 SO4 = 2 NaSO4 + CO3
KMnO4 + H3PO3 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 H3PO3 + 3 H2SO4 = 5 H3PO4 + 2 MnSO4 + K2SO4 + 3 H2O
C + Al2O3 = Al4C3 + CO =>
9 C + 2 Al2O3 = Al4C3 + 6 CO
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
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