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3 CH2Cl2 + NH3 = C3H3N + 6 HCl
Ba(NO3)2 + H2SO4 = Ba2(SO4)2 + HNO3 =>
2 Ba(NO3)2 + 2 H2SO4 = Ba2(SO4)2 + 4 HNO3
C12H24O12 = C2H6O + CO2 =>
C12H24O12 = 4 C2H6O + 4 CO2
Al{+3} + Pb = Pb{+2} + Al =>
2 Al{+3} + 3 Pb = 3 Pb{+2} + 2 Al
Me + O2 = MeO =>
2 Me + O2 = 2 MeO
Fe + Cr2O7 = Fe2O3 + Cr =>
14 Fe + 3 Cr2O7 = 7 Fe2O3 + 6 Cr
C3H6O + KMnO4 + H2O = C3H8O3 + MnO2 + KOH =>
3 C3H6O + 2 KMnO4 + 4 H2O = 3 C3H8O3 + 2 MnO2 + 2 KOH
Fe3O4 + KNO3 + KOH = K2FeO4 + KNO2 + HOH =>
Fe3O4 + 5 KNO3 + 6 KOH = 3 K2FeO4 + 5 KNO2 + 3 HOH
NaCO3(s) + H2SO4(aq) = NaSO4(aq) + H2O(l) + CO2(g) =>
NaCO3(s) + H2SO4(aq) = NaSO4(aq) + H2O(l) + CO2(g)
aluminium + oxygen = aluminumoxide =>
4 Al + 3 O2 = 2 Al2O3
Na1C4 + Cu2S{-}2 = Na1S{-}2 + Cu2C4 =>
Na1C4 + Cu2S{-}2 = Na1S{-}2 + Cu2C4
Si(OC2H5)4 + H2O = Si(OH)4 + C2H5OH =>
Si(OC2H5)4 + 4 H2O = Si(OH)4 + 4 C2H5OH
H3PO3 + Cu2O = Cu2H(PO3) + H2O =>
H3PO3 + Cu2O = Cu2H(PO3) + H2O
NaClO4 = Na + ClO4 =>
NaClO4 = Na + ClO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al(OH)4 + H2SO4 = Al(OH)3 + HSO4 + H2O =>
Al(OH)4 + H2SO4 = Al(OH)3 + HSO4 + H2O
Mg(s) + Co(NO3)2(g) = Mg(NO3)2(g) + Co(s) =>
Mg(s) + Co(NO3)2(g) = Mg(NO3)2(g) + Co(s)
Tl + HI = TlI3 + H2 =>
2 Tl + 6 HI = 2 TlI3 + 3 H2
K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 8 H2O + 2 K2SO4 + 3 O2
SrBr2 + Pb(NO3)2 = Sr(NO3)2 + PbBr2 =>
SrBr2 + Pb(NO3)2 = Sr(NO3)2 + PbBr2
K2CO3 + Pb(C2H3O2)2 = K2(C2H3O2)2 + PbCO3 =>
K2CO3 + Pb(C2H3O2)2 = K2(C2H3O2)2 + PbCO3
H2SeO3 + H2S = Se8 + S8 + H2O =>
8 H2SeO3 + 16 H2S = Se8 + 2 S8 + 24 H2O
Ca + Zn(OH)2 = Ca(OH)2 + Zn =>
Ca + Zn(OH)2 = Ca(OH)2 + Zn
C3H6O(g) + O2 = CO2(g) + H2O(g) =>
C3H6O(g) + 4 O2 = 3 CO2(g) + 3 H2O(g)
KMnO4 + HC1 = MnC1 + C12 + KC1 + H2O =>
2 KMnO4 + 16 HC1 = 2 MnC1 + C12 + 2 KC1 + 8 H2O
Zn(s) + AgCl(s) = ZnCl2 + Ag(s) =>
Zn(s) + 2 AgCl(s) = ZnCl2 + 2 Ag(s)
S8(s) + Na2SO3(aq) + H2O(l) = Na2S2O3*5H2O(s) =>
S8(s) + 8 Na2SO3(aq) + 40 H2O(l) = 8 Na2S2O3*5H2O(s)
Li + B2O3 = Li2O + B =>
6 Li + B2O3 = 3 Li2O + 2 B
Cu(NO3)2 + OH = CuOH + NO3 =>
Cu(NO3)2 + OH = CuOH + 2 NO3
Cu(NO3)3 = CuO2 + NO2 + O2 =>
2 Cu(NO3)3 = 2 CuO2 + 6 NO2 + O2
Ca2C + H2O = CH4 + CaO =>
Ca2C + 2 H2O = CH4 + 2 CaO
Fe(OH)(NO3)2 = Fe(OH)3 + Fe(NO3)3 =>
3 Fe(OH)(NO3)2 = Fe(OH)3 + 2 Fe(NO3)3
FeCl2 + HNO2 + HCl = FeCl3 + NO + H2O =>
FeCl2 + HNO2 + HCl = FeCl3 + NO + H2O
Fe(OH)(NO3)2 = Fe(OH)3 + Fe(NO3)3 =>
3 Fe(OH)(NO3)2 = Fe(OH)3 + 2 Fe(NO3)3
HOCH2CH2OH + HCl = ClCH2CH2OH + H2O =>
HOCH2CH2OH + HCl = ClCH2CH2OH + H2O
Al + HNO3 = AlNO3 + H3 =>
3 Al + 3 HNO3 = 3 AlNO3 + H3
Na + Cl2 = NaCl = I2 =>
2 Na + Cl2 = 2 NaCl
Fe(NO3)3 + KHO = Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KHO = Fe(OH)3 + 3 KNO3
NaOH + CH4N2O = NaOCN + NH3 + H2O =>
NaOH + CH4N2O = NaOCN + NH3 + H2O
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO2 + H2O =>
Cu2S + 14 HNO3 = 2 Cu(NO3)2 + H2SO4 + 10 NO2 + 6 H2O
Al + NaNO3 + NaOH + H2O = Na[Al(OH)4] + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 18 H2O = 8 Na[Al(OH)4] + 3 NH3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Bi + HCl + HNO3 = BiCl3 + NO + H2O =>
Bi + 3 HCl + HNO3 = BiCl3 + NO + 2 H2O
NO3{-} + Al(s) + OH{-} + H2O = AlO2{-} + NH3 =>
3 NO3{-} + 8 Al(s) + 5 OH{-} + 2 H2O = 8 AlO2{-} + 3 NH3
NH2OH + Fe{+3} = Fe{+2} + N2O + H2O + H{+} =>
2 NH2OH + 4 Fe{+3} = 4 Fe{+2} + N2O + H2O + 4 H{+}
C12H16O2 + I2 + NaOH = C12H14O2 + NaI + H2O =>
C12H16O2 + I2 + 2 NaOH = C12H14O2 + 2 NaI + 2 H2O
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Sn(s) + HCl(aq) = SnCl2(aq) + H2(g) =>
Sn(s) + 2 HCl(aq) = SnCl2(aq) + H2(g)
Pb(NO3)2(aq) + NaI(aq) = NaNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + PbI2(s)
CuCl2 + HCl = H2[CuCl4] =>
CuCl2 + 2 HCl = H2[CuCl4]
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