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2 P4 + S8 = 8 PS
CaI2 + H2SO4 = Ca(SO4) + I2H2 =>
CaI2 + H2SO4 = Ca(SO4) + I2H2
ZnCl2(aq) + Na2S(aq) = ZnS(s) + NaCl(aq) =>
ZnCl2(aq) + Na2S(aq) = ZnS(s) + 2 NaCl(aq)
CaCO3(s) + HCl(aq) = CaCl2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HCl(aq) = CaCl2(aq) + H2O(l) + CO2(g)
P4 + S8 = P4S10 =>
4 P4 + 5 S8 = 4 P4S10
HCl(aq) + Na2CO3(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + Na2CO3(aq) = 2 NaCl(aq) + H2O(l) + CO2(g)
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Ba(NO3) + H2SO4 = Ba(SO4) + H2(NO3) =>
Ba(NO3) + H2SO4 = Ba(SO4) + H2(NO3)
NaOH + H2SO4 = Na2(SO4) + H2O =>
2 NaOH + H2SO4 = Na2(SO4) + 2 H2O
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
H2O2(aq) = H20(l) + O2(g) =>
10 H2O2(aq) = H20(l) + 10 O2(g)
H2O2(aq) = H2O(l) + O2(g) =>
2 H2O2(aq) = 2 H2O(l) + O2(g)
(NH4)2S + HgBr2 = (NH4)Br + HgS =>
(NH4)2S + HgBr2 = 2(NH4)Br + HgS
Fe + HCl = H2 + FeCl3 =>
2 Fe + 6 HCl = 3 H2 + 2 FeCl3
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
Fe + HCl = H2 + FeCl3 =>
2 Fe + 6 HCl = 3 H2 + 2 FeCl3
PH3 + KMnO4 + H2SO4 = MnSO4 + H3PO4 + K2SO4 + H2O =>
5 PH3 + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 5 H3PO4 + 4 K2SO4 + 12 H2O
Zn(OH)2 + H2SO4 = Zn(SO4) + H2O =>
Zn(OH)2 + H2SO4 = Zn(SO4) + 2 H2O
C2H6O(l) + O2(g) = CO2(g) + H2O(g) =>
C2H6O(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
GaH3 + N(CH3)3 = (CH3)3NGaH3 =>
GaH3 + N(CH3)3 = (CH3)3NGaH3
NaOH + Pb(NO3)2 = Pb(OH)2 + NaNO3(aq) =>
2 NaOH + Pb(NO3)2 = Pb(OH)2 + 2 NaNO3(aq)
NH3 + KBrO4 = N2 + KBr + H2O =>
8 NH3 + 3 KBrO4 = 4 N2 + 3 KBr + 12 H2O
H2O + Na2O = NaOH =>
H2O + Na2O = 2 NaOH
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
HBr + Ca(OH)2 = CaBr2 + H2O =>
2 HBr + Ca(OH)2 = CaBr2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CaCO3(s) + H2SO4(aq) = CaSO4(s) + H2O(l) + CO2(g) =>
CaCO3(s) + H2SO4(aq) = CaSO4(s) + H2O(l) + CO2(g)
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
C2H2 + O2 = CO2 + HO =>
C2H2 + 3 O2 = 2 CO2 + 2 HO
CaCO3(l) + H2SO4(aq) = CaSO4(s) + H2O(l) + CO2(g) =>
CaCO3(l) + H2SO4(aq) = CaSO4(s) + H2O(l) + CO2(g)
S2 + O2 = SO =>
S2 + O2 = 2 SO
Al + NO2 = Al(NO2)3 =>
Al + 3 NO2 = Al(NO2)3
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
BaCl2 + CuSO4 = BaSO4 + CuCl2 =>
BaCl2 + CuSO4 = BaSO4 + CuCl2
P4 + S8 = PS =>
2 P4 + S8 = 8 PS
P4 + S8 = P4S6 =>
4 P4 + 3 S8 = 4 P4S6
H3PO4 + Ca(OH)2 = CaPO4 + H3(OH)2 =>
H3PO4 + Ca(OH)2 = CaPO4 + H3(OH)2
Zn(s) + CuSO4(aq) = ZnSO4(aq) + Cu(s) =>
Zn(s) + CuSO4(aq) = ZnSO4(aq) + Cu(s)
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)2(aq) + Fe(s) =>
3 Ca(s) + 2 Fe(NO3)3(aq) = 3 Ca(NO3)2(aq) + 2 Fe(s)
Ga + O2 = Ga2O3 =>
4 Ga + 3 O2 = 2 Ga2O3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
BCl2 + Na3PO4 = B3(PO4)2 + NaCl =>
3 BCl2 + 2 Na3PO4 = B3(PO4)2 + 6 NaCl
HCl + Na2CO3 = HCO3 + Na2Cl =>
HCl + Na2CO3 = HCO3 + Na2Cl
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
MgC2N2 + HCl = MgCl2 + HCN =>
MgC2N2 + 2 HCl = MgCl2 + 2 HCN
CaCl2(aq) + NaNO3(aq) = NaCl2(aq) + CaNO3(aq) =>
CaCl2(aq) + NaNO3(aq) = NaCl2(aq) + CaNO3(aq)
CuCl2(aq) + NH4OH(aq) = Cu(OH)2(s) + NH4Cl(aq) =>
CuCl2(aq) + 2 NH4OH(aq) = Cu(OH)2(s) + 2 NH4Cl(aq)
(NH4)2CO3 + HNO3 = (NH4)2NO3 + HCO3 =>
(NH4)2CO3 + HNO3 = (NH4)2NO3 + HCO3
Li + N2F4 = LiF + Li3N =>
10 Li + N2F4 = 4 LiF + 2 Li3N
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