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3 Ca + 2 P = Ca3P2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Ba(NO3)2 + H2SO3 = HNO3 + BaSO3 =>
Ba(NO3)2 + H2SO3 = 2 HNO3 + BaSO3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
H2SO4 + Cu = SO2 + CuSO4 + H2O =>
2 H2SO4 + Cu = SO2 + CuSO4 + 2 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + NH4OH(aq) =>
2 NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 NH4OH(aq)
H2O + KCl + KIO3 = KClO + I2 + KOH =>
H2O + 5 KCl + 2 KIO3 = 5 KClO + I2 + 2 KOH
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Ca(NH2)2 + H2O = Ca(OH)2 + NH3 =>
Ca(NH2)2 + 2 H2O = Ca(OH)2 + 2 NH3
Fe + AgNO3 = Ag + Fe2NO3 =>
2 Fe + AgNO3 = Ag + Fe2NO3
NaH2AsO3 + Na[BH4] = B(OH)3 + As + NaOH + H2O =>
8 NaH2AsO3 + 3 Na[BH4] = 3 B(OH)3 + 8 As + 11 NaOH + 4 H2O
C5H12O + HCl = C5H11Cl + H2O =>
C5H12O + HCl = C5H11Cl + H2O
CaCl2 + CrSO4 = Ca(SO4)2 + CrCl =>
CaCl2 + 2 CrSO4 = Ca(SO4)2 + 2 CrCl
Li2CrO4 + BaCl2 = LiCl + Ba + CrO4 =>
Li2CrO4 + BaCl2 = 2 LiCl + Ba + CrO4
CH3NH3 = CH3NH2 + H =>
CH3NH3 = CH3NH2 + H
Ca(OH)2 + H2C2O = CaC2O + H2O =>
Ca(OH)2 + H2C2O = CaC2O + 2 H2O
FeS + Cl2 = FeCl2 + S0 =>
FeS + Cl2 = FeCl2 + S0
Ca(OH)2(aq) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
HONH2 + H2O = NH3OH{+} + OH{-} =>
HONH2 + H2O = NH3OH{+} + OH{-}
N2O + NaOH = NaNO2 + N2 + H2 =>
2 N2O + 2 NaOH = 2 NaNO2 + N2 + H2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
NaHCO3 + CH3COOH = CO2 + H2O + NaCH3 =>
NaHCO3 + CH3COOH = 2 CO2 + H2O + NaCH3
NaOH(aq) + C2H4O2(aq) = H2O + NaC2H3O2 =>
NaOH(aq) + C2H4O2(aq) = H2O + NaC2H3O2
FeCl3 + CH3COONa + H2O = FeOH(CH3COO)2 + NaCl + CH3COOH =>
FeCl3 + 3 CH3COONa + H2O = FeOH(CH3COO)2 + 3 NaCl + CH3COOH
LiOH + FeCl2 = Fe(OH)2 + LiCl =>
2 LiOH + FeCl2 = Fe(OH)2 + 2 LiCl
K + FeCl3 = KCl + Fe* =>
3 K + FeCl3 = 3 KCl + Fe*
K2FeO4 + KI = K4FeO4 + I =>
K2FeO4 + 2 KI = K4FeO4 + 2 I
Ba(SO4) + NaOH = Na2(SO4) + Ba(OH)2 =>
Ba(SO4) + 2 NaOH = Na2(SO4) + Ba(OH)2
Ca + BaS2 = Ba + CaS2 =>
Ca + BaS2 = Ba + CaS2
NaClO = ClNa + NaClO3 =>
3 NaClO = 2 ClNa + NaClO3
HClO(aq) + H2O(l) = H3O(aq) + ClO(aq) =>
HClO(aq) + H2O(l) = H3O(aq) + ClO(aq)
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KBF4 = K + B + F =>
KBF4 = K + B + 4 F
K + HCl = KH + Cl2 =>
2 K + 2 HCl = 2 KH + Cl2
KMnO4 + CaC2O4 + H2SO4 = MnSO4 + CO2 + K2SO4 + CaSO4 + H2O =>
2 KMnO4 + 5 CaC2O4 + 8 H2SO4 = 2 MnSO4 + 10 CO2 + K2SO4 + 5 CaSO4 + 8 H2O
C6H14(l) + O2 = CO2(g) + H2O(g) =>
2 C6H14(l) + 19 O2 = 12 CO2(g) + 14 H2O(g)
KO2 + SO2 = K2SO4 + O2 =>
2 KO2 + SO2 = K2SO4 + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
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