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C2H2 + 2 HCN = 2 C2H2N
CoBr2(aq) + AgNO3(aq) = Co(NO3)2(aq) + AgBr(s) =>
CoBr2(aq) + 2 AgNO3(aq) = Co(NO3)2(aq) + 2 AgBr(s)
KNO2 = K + NO2 =>
KNO2 = K + NO2
Fe + Na2S = FeS + Na =>
Fe + Na2S = FeS + 2 Na
H3PO4 + MgSO4 + NH4OH = MgNH4PO4 + (NH4)2SO4 + H2O =>
H3PO4 + MgSO4 + 3 NH4OH = MgNH4PO4 + (NH4)2SO4 + 3 H2O
Pb(NO3)2 + NaI = PbI2 + Na(NO3) =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 Na(NO3)
Mn + CuCl = Cu + MnCl2 =>
Mn + 2 CuCl = 2 Cu + MnCl2
NH3 + MnO2 = N2 + H2O + Mn =>
4 NH3 + 3 MnO2 = 2 N2 + 6 H2O + 3 Mn
HCOOHKOH = KHCOOH2O =>
HCOOHKOH = KHCOOH2O
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
HgCI2 + KI = KCI + K2HgI4 =>
HgCI2 + 3 KI = KCI + K2HgI4
S + CuO = Cu2S + O2 =>
S + 2 CuO = Cu2S + O2
CS2 + O2 = C2O + S2O =>
4 CS2 + 3 O2 = 2 C2O + 4 S2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
HNO3 + Mn(OH)2 = H(OH) + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H(OH) + Mn(NO3)2
Fe(NO3)3 + K2CrO4 = Fe(CrO4)3 + K2NO3 =>
Fe(NO3)3 + 3 K2CrO4 = Fe(CrO4)3 + 3 K2NO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HgCI2 + KI = KCI + K2HgI4 =>
HgCI2 + 3 KI = KCI + K2HgI4
NH3 + MnO2 = N2 + H2O + Mn =>
4 NH3 + 3 MnO2 = 2 N2 + 6 H2O + 3 Mn
NaHSO4 + NaOH = H2O + Na2SO4 =>
NaHSO4 + NaOH = H2O + Na2SO4
CrCl3 + NaOH = Cr(OH)3 + NaCl =>
CrCl3 + 3 NaOH = Cr(OH)3 + 3 NaCl
NH3 + MnO2 = N2 + H2O + Mn =>
4 NH3 + 3 MnO2 = 2 N2 + 6 H2O + 3 Mn
CH3COONa = CH3COCH3Na2CO3 =>
2 CH3COONa = CH3COCH3Na2CO3
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
C3H18 + O2 = CO2 + H2O =>
2 C3H18 + 15 O2 = 6 CO2 + 18 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ni + NaCl = NiCl2 + Na =>
Ni + 2 NaCl = NiCl2 + 2 Na
NH4O2 = N2 + H2O =>
2 NH4O2 = N2 + 4 H2O
HNO3 + Mn(OH)2 = H2O + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H2O + Mn(NO3)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NHO3 + NH4OH = NH3NO3 + H2O =>
9 NHO3 + 7 NH4OH = 8 NH3NO3 + 10 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Be + KOH + H2O = K[Be(OH)3] + H2 =>
Be + KOH + 2 H2O = K[Be(OH)3] + H2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Li2ONa2O = NaLiO =>
Li2ONa2O = 2 NaLiO
CH3CHOHCH2CH3 + NaOH = CH3CHONaCH2CH3 + H2O =>
CH3CHOHCH2CH3 + NaOH = CH3CHONaCH2CH3 + H2O
C2H5OHC3H7COOH = C3H7COOC2H5H2O =>
C2H5OHC3H7COOH = C3H7COOC2H5H2O
Fe + O3 = Fe2O3 =>
2 Fe + O3 = Fe2O3
Fe3 = Fe4 =>
4 Fe3 = 3 Fe4
AgNO3KOH = AgHOKNO3 =>
AgNO3KOH = AgHOKNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SCl2 + H3N = NH4Cl + S + S4N4 =>
6 SCl2 + 16 H3N = 12 NH4Cl + 2 S + S4N4
KBr + PbO2 + HNO3 = Pb(NO3)2 + Br2 + KNO3 + H2O =>
2 KBr + PbO2 + 4 HNO3 = Pb(NO3)2 + Br2 + 2 KNO3 + 2 H2O
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