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3 Ca(OH)2 + P2O5 = Ca3(PO4)2 + 3 H2O
K + N2 = K3N =>
6 K + N2 = 2 K3N
Cl2 + O2 = Cl2O3 =>
2 Cl2 + 3 O2 = 2 Cl2O3
Ag2SO3 + H2O = H2SO4 + Ag =>
Ag2SO3 + H2O = H2SO4 + 2 Ag
B + C = B4C3 =>
4 B + 3 C = B4C3
C10H1O10 + O2 = H2O + CO2 =>
4 C10H1O10 + 21 O2 = 2 H2O + 40 CO2
P2 + O2 = P2O3 =>
2 P2 + 3 O2 = 2 P2O3
C10H20O10 + O2 = H2O + CO2 =>
C10H20O10 + 10 O2 = 10 H2O + 10 CO2
C10H10O10 + O2 = H2O + CO2 =>
2 C10H10O10 + 15 O2 = 10 H2O + 20 CO2
B + C = B5C3 =>
5 B + 3 C = B5C3
Co(s) + O2(g) = Co2O3(s) =>
4 Co(s) + 3 O2(g) = 2 Co2O3(s)
V2O5 + CaO = CaV2O6 =>
V2O5 + CaO = CaV2O6
CuO + NH3 = Cu + H2O + N2 =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
HCl + ZnS = HS + ZnCl =>
HCl + ZnS = HS + ZnCl
B + C = B4C3 =>
4 B + 3 C = B4C3
H2SO4 = H + SO4 =>
H2SO4 = 2 H + SO4
B + C = B4C2 =>
4 B + 2 C = B4C2
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
C10H20O10 + O2 = H2O + CO2 =>
C10H20O10 + 10 O2 = 10 H2O + 10 CO2
KMnO4 + NaHSO3 = MnO2 + K2SO4 + NaHSO4 + Na2SO4 + H2O =>
2 KMnO4 + 3 NaHSO3 = 2 MnO2 + K2SO4 + NaHSO4 + Na2SO4 + H2O
Na2 + O2 = Na2O =>
2 Na2 + O2 = 2 Na2O
Ba + S = BaS =>
Ba + S = BaS
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + KCl + H2O =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + KCl + 4 H2O
H2SO4 + NaCl = H2Cl + NaSO4 =>
H2SO4 + NaCl = H2Cl + NaSO4
FeS2 + Cl2 = FeCl3 + S2Cl =>
FeS2 + 2 Cl2 = FeCl3 + S2Cl
C12H8O10 + O2 = H2O + CO2 =>
C12H8O10 + 9 O2 = 4 H2O + 12 CO2
N2(g) + CH4(g) = NH3(g) + C2H2(g) =>
N2(g) + 2 CH4(g) = 2 NH3(g) + C2H2(g)
I2 + KIO3 + HCl = ICl + KCl + H2O =>
2 I2 + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
C7H9NO + HCl = C7H8N + Cl + H2O =>
C7H9NO + HCl = C7H8N + Cl + H2O
KI + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
6 KI + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 4 K2SO4 + 7 H2O
CuCO3 + H3O{+} = Cu{2+} + H2O + CO2 =>
CuCO3 + 2 H3O{+} = Cu{2+} + 3 H2O + CO2
Ca + O = CaO =>
Ca + O = CaO
KNO3 + NH4Cl = KCl + N2H4O3 =>
KNO3 + NH4Cl = KCl + N2H4O3
C7H9NO + HCl = C7H8N + Cl + H2O =>
C7H9NO + HCl = C7H8N + Cl + H2O
C10H48O9 + O2 = H2O + CO2 =>
2 C10H48O9 + 35 O2 = 48 H2O + 20 CO2
C + S = CS2 =>
C + 2 S = CS2
Fe + H2O + O2 = Fe(OH)2 =>
2 Fe + 2 H2O + O2 = 2 Fe(OH)2
P2O5 + O2 = P2O10 =>
2 P2O5 + 5 O2 = 2 P2O10
C4HOH + H = C4H8 + H2O =>
C4HOH + 8 H = C4H8 + H2O
FeCl3 + MgO = Fe2O3 + MgCl2 =>
2 FeCl3 + 3 MgO = Fe2O3 + 3 MgCl2
Ca(NO2)2 = Ca + NO2 =>
Ca(NO2)2 = Ca + 2 NO2
CH3COOH + Cl2 = CH2ClCOOH + HCl =>
CH3COOH + Cl2 = CH2ClCOOH + HCl
C + Fe2O3 = CO2 + Fe =>
3 C + 2 Fe2O3 = 3 CO2 + 4 Fe
KOH + P2O5 = K3PO4 + H2O =>
6 KOH + P2O5 = 2 K3PO4 + 3 H2O
C20H40O2 + O2 = H2O + CO2 =>
C20H40O2 + 29 O2 = 20 H2O + 20 CO2
Fe2(SO4)3 + NaOH = Na2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 NaOH = 3 Na2SO4 + 2 Fe(OH)3
CuCO3 + NH3 = [Cu(NH3)4]{2+} + CO3{2-} =>
CuCO3 + 4 NH3 = [Cu(NH3)4]{2+} + CO3{2-}
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