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C2 + N2 = 2 CN
KHCO3MgCO3(H2O)4 = KHCO3 + MgCO3(H2O)3 + H2O =>
KHCO3MgCO3(H2O)4 = KHCO3 + MgCO3(H2O)3 + H2O
Cu2S + O = Cu + SO2 =>
Cu2S + 2 O = 2 Cu + SO2
C6H8O7 + NaHCO3 = CO2 + H2O + NaC6H5O7 =>
8 C6H8O7 + 9 NaHCO3 = 3 CO2 + 14 H2O + 9 NaC6H5O7
Ca + H2O = CaO + H =>
Ca + H2O = CaO + 2 H
MnO2 + KCIO3 + K2CO3 = KMnO4 + KCI + CO2 =>
2 MnO2 + KCIO3 + K2CO3 = 2 KMnO4 + KCI + CO2
K2Cr2O7 + S = Cr2O3 + K2SO3 + SO2 =>
2 K2Cr2O7 + 3 S = 2 Cr2O3 + 2 K2SO3 + SO2
NaCl + FeN = FeCl3 + Na3N =>
3 NaCl + FeN = FeCl3 + Na3N
SnCl4 + Fe = SnCl2 + FeCl3 =>
3 SnCl4 + 2 Fe = 3 SnCl2 + 2 FeCl3
K2Cr2O7 + CuS + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + CuSO4 =>
4 K2Cr2O7 + 3 CuS + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O + 3 CuSO4
NaOH = NaH + O2 =>
2 NaOH = 2 NaH + O2
NaNO2 + FeSO4 = Na2SO4 + Fe(NO2)2 =>
2 NaNO2 + FeSO4 = Na2SO4 + Fe(NO2)2
LiBr + Cu = LiCu + Br =>
LiBr + Cu = LiCu + Br
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Ar + H = ArH =>
Ar + H = ArH
Cu2 + O2 = CuO =>
Cu2 + O2 = 2 CuO
Na + HOH = NaOH + H =>
Na + HOH = NaOH + H
Sb2S2 + HNO3 = H2SbO4 + H2SO4 + NO2 + H2O =>
Sb2S2 + 24 HNO3 = 2 H2SbO4 + 2 H2SO4 + 24 NO2 + 8 H2O
K2MnO4(aq) + H2O(l) = KMnO4(aq) + MnO2(s) + KOH(aq) =>
3 K2MnO4(aq) + 2 H2O(l) = 2 KMnO4(aq) + MnO2(s) + 4 KOH(aq)
Pb + Fe(II)SO4 = Fe + Pb(II)SO4 =>
Pb + Fe(II)SO4 = Fe + Pb(II)SO4
Mg(Br)2 = Mg + Br2 =>
Mg(Br)2 = Mg + Br2
Se4 + O2 = SeO =>
Se4 + 2 O2 = 4 SeO
C2H6 + F2 = C2H5F + HF =>
C2H6 + F2 = C2H5F + HF
CaCl2 + H2O + Na2CO3 = CaO + H2CO3 + NaCl =>
CaCl2 + H2O + Na2CO3 = CaO + H2CO3 + 2 NaCl
C2H5F + NaOH = C2H5OH + NaF =>
C2H5F + NaOH = C2H5OH + NaF
No3 = No2 =>
2 No3 = 3 No2
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
MgO + H = Mg + HO =>
MgO + H = Mg + HO
Fe(Cl)3 + KOH = KCl + Fe(OH)3 =>
Fe(Cl)3 + 3 KOH = 3 KCl + Fe(OH)3
Cu + HNO3(ac) = Cu(NO3)2(ac) + NO2(g) + H2O =>
Cu + 4 HNO3(ac) = Cu(NO3)2(ac) + 2 NO2(g) + 2 H2O
Na2CO3(s) + HCl = NaCl + CO2(g) + H2O =>
Na2CO3(s) + 2 HCl = 2 NaCl + CO2(g) + H2O
PbSO4 + Al = Pb(ll) + Al2(SO4)3 =>
3 PbSO4 + 2 Al = 3 Pb(ll) + Al2(SO4)3
Mg + NO3 = Mg(NO3)2 =>
Mg + 2 NO3 = Mg(NO3)2
IO{-}3(aq) + HSO{-}3(aq) = I{-}(aq) + SO2{-}4(aq) + H2O =>
3 IO{-}3(aq) + 2 HSO{-}3(aq) = 3 I{-}(aq) + 2 SO2{-}4(aq) + H2O
Ar + O2 = ArO2 =>
Ar + O2 = ArO2
SiH3Cl + H2O = HCl + (SiH3)2O =>
2 SiH3Cl + H2O = 2 HCl + (SiH3)2O
Cu(OH) + H2SO3 = CuHSO3 + H2O =>
Cu(OH) + H2SO3 = CuHSO3 + H2O
SO3 + NaOH = H2O + Na2SO4 =>
SO3 + 2 NaOH = H2O + Na2SO4
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
CH4 + S2 = CS2 + H2S =>
CH4 + 2 S2 = CS2 + 2 H2S
MnO4{-} + I{-} + H{+} = H2O + I2 + Mn{2+} =>
2 MnO4{-} + 10 I{-} + 16 H{+} = 8 H2O + 5 I2 + 2 Mn{2+}
Ca + H2O = Ca(OH2) =>
Ca + H2O = Ca(OH2)
NaNO3(s) + H2SO4(aq) = Na2SO4 + HNO3(aq) =>
2 NaNO3(s) + H2SO4(aq) = Na2SO4 + 2 HNO3(aq)
CH + Fe = Fe(CH) =>
CH + Fe = Fe(CH)
Ca(OH0)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH0)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KHCO3MgCO3(H2O)4 = KHCO3 + MgCO3(H2O)3 + H2O =>
KHCO3MgCO3(H2O)4 = KHCO3 + MgCO3(H2O)3 + H2O
NaBr + CaO2H2 = CaBr2 + NaOH =>
2 NaBr + CaO2H2 = CaBr2 + 2 NaOH
K2CrO4 = K + CrO4 =>
K2CrO4 = 2 K + CrO4
S8 + H2O = H2S + SO2 =>
3 S8 + 16 H2O = 16 H2S + 8 SO2
Cu2O + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2O + 6 HNO3 = 2 Cu(NO3)2 + 2 NO2 + 3 H2O
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