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2 K + 2 HNO2 = 2 KNO2 + H2
C7H8NO2 + KMnO4 + H2SO4 = C7H6NO4 + K2SO4 + MnSO4 + H2O =>
5 C7H8NO2 + 6 KMnO4 + 9 H2SO4 = 5 C7H6NO4 + 3 K2SO4 + 6 MnSO4 + 14 H2O
Pb(NO3)2 = Pb + (NO3)2 =>
Pb(NO3)2 = Pb + (NO3)2
NH2 + F2 = NF3 + HF =>
2 NH2 + 5 F2 = 2 NF3 + 4 HF
Cd + NH3 = Cd(NH3) =>
Cd + NH3 = Cd(NH3)
K2CrO4 + KBr + H2SO4 = CrO2Br2 + K2SO4 + H2O =>
K2CrO4 + 2 KBr + 2 H2SO4 = CrO2Br2 + 2 K2SO4 + 2 H2O
H2CO3 + Be(OH)2 = Be2(CO3)2 + H2O =>
2 H2CO3 + 2 Be(OH)2 = Be2(CO3)2 + 4 H2O
H2SO4 + NH4F = HF + (NH4)2SO4 =>
H2SO4 + 2 NH4F = 2 HF + (NH4)2SO4
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HCl + O2 = H2O + Cl2O =>
2 HCl + O2 = H2O + Cl2O
B2O3(s) + HF(aq) = BF3(g) + H2O(l) =>
B2O3(s) + 6 HF(aq) = 2 BF3(g) + 3 H2O(l)
C9H7N + H2O = C9H7NH + OH =>
C9H7N + H2O = C9H7NH + OH
NaOH(aq) + HClO(aq) = NaClO(l) + H2O(l) =>
NaOH(aq) + HClO(aq) = NaClO(l) + H2O(l)
H3(PO4) + Li(OH) = H2O + Li3(PO4) =>
H3(PO4) + 3 Li(OH) = 3 H2O + Li3(PO4)
Al(s) + HNO3(aq) = Al(NO3)3(aq) + H2(g) =>
2 Al(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2(g)
Br2 + KCI = BrCI + K =>
Br2 + 2 KCI = 2 BrCI + 2 K
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
P4(s) + Cl2(s) = PCl5(g) =>
P4(s) + 10 Cl2(s) = 4 PCl5(g)
HF + Hg2(NO3)2 = Hg2F2 + HNO3 =>
2 HF + Hg2(NO3)2 = Hg2F2 + 2 HNO3
LiCl(aq) + KNO3(aq) = KCl(aq) + LiNO3(aq) =>
LiCl(aq) + KNO3(aq) = KCl(aq) + LiNO3(aq)
Sc2(SO3)3 + H2SO4 = Sc2(SO4)3 + H2O + SO2 =>
Sc2(SO3)3 + 3 H2SO4 = Sc2(SO4)3 + 3 H2O + 3 SO2
NaNO3 + C12H22O11 = CO2 + H2O + N2 + Na =>
8 NaNO3 + C12H22O11 = 12 CO2 + 11 H2O + 4 N2 + 8 Na
FeCl3 + AgNO3 = AgCl + Fe(NO3)3 =>
FeCl3 + 3 AgNO3 = 3 AgCl + Fe(NO3)3
AgNO3 + Pb(ClO4)2 = AgClO4 + Pb(NO3)2 =>
2 AgNO3 + Pb(ClO4)2 = 2 AgClO4 + Pb(NO3)2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
AgClO4(aq) + MgSO4(aq) = Mg(ClO4)2(aq) + Ag2SO4(s) =>
2 AgClO4(aq) + MgSO4(aq) = Mg(ClO4)2(aq) + Ag2SO4(s)
CH3COOCH3 + O2 = CO + H2O =>
CH3COOCH3 + 2 O2 = 3 CO + 3 H2O
C3H6O + Ca(ClO)2 = CHCl3 + Ca(CH3COO)2 + Ca(OH)2 =>
2 C3H6O + 3 Ca(ClO)2 = 2 CHCl3 + Ca(CH3COO)2 + 2 Ca(OH)2
MgO2 + Cl2 = MgCl2 + O2 =>
MgO2 + Cl2 = MgCl2 + O2
Fe + H2SO4(aq) = FeO + H2O + SO2 =>
Fe + H2SO4(aq) = FeO + H2O + SO2
SiO2 + HNO3 = Si(NO3)4 + H2O =>
SiO2 + 4 HNO3 = Si(NO3)4 + 2 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C25H22ClP + C15H10O = C22H16 + C18H15OP + HCl =>
C25H22ClP + C15H10O = C22H16 + C18H15OP + HCl
N2 + H2 + Cl2 + O2 = NH4ClO3 =>
N2 + 4 H2 + Cl2 + 3 O2 = 2 NH4ClO3
Ag(NO3)2 + Na2(CO3) = Ag(CO3) + Na2(NO3)2 =>
Ag(NO3)2 + Na2(CO3) = Ag(CO3) + Na2(NO3)2
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
MnCl2(aq) + H2SO4(aq) = MnSO4(aq) + HCl(g) =>
MnCl2(aq) + H2SO4(aq) = MnSO4(aq) + 2 HCl(g)
H3N + F2 = N2 + NH4{+} + F{-} =>
8 H3N + 3 F2 = N2 + 6 NH4{+} + 6 F{-}
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(aq) + NH4NO3(aq) =>
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(aq) + 2 NH4NO3(aq)
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
Cl2(g) + HI(g) = I2(g) + HCl(g) =>
Cl2(g) + 2 HI(g) = I2(g) + 2 HCl(g)
PCI3 = P + CI3 =>
PCI3 = P + CI3
BaCO3 + CuSO4 = BaSO4 + CuCO3 =>
BaCO3 + CuSO4 = BaSO4 + CuCO3
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
CoO + C = Co + CO =>
CoO + C = Co + CO
MnO2 + H2S = MnS2 + H2O =>
MnO2 + 2 H2S = MnS2 + 2 H2O
P + Cl2 + H2O = H3PO3 + HCl =>
2 P + 3 Cl2 + 6 H2O = 2 H3PO3 + 6 HCl
Na2CO3(aq) + SiO2(aq) = Na2SiO3(aq) + CO2(g) =>
Na2CO3(aq) + SiO2(aq) = Na2SiO3(aq) + CO2(g)
HNO3 + Mn(OH)2 = NO3 + Mn + H2O =>
2 HNO3 + Mn(OH)2 = 2 NO3 + Mn + 2 H2O
C2H5COOH + Ca(HCO3)2 = (C2H5COO)2Ca + H2O + CO2 =>
2 C2H5COOH + Ca(HCO3)2 = (C2H5COO)2Ca + 2 H2O + 2 CO2
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