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H2 + 2 C + N2 = 2 HCN
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
AlCl3 + NiSO4 = Al2(SO4)3 + NiCl2 =>
2 AlCl3 + 3 NiSO4 = Al2(SO4)3 + 3 NiCl2
Al2O3 + CuSO4 = CuO + Al2(SO4)3 =>
Al2O3 + 3 CuSO4 = 3 CuO + Al2(SO4)3
KSCN + KMnO4 + H2SO4 = MnSO4 + KOSCN + K2SO4 + H2O =>
5 KSCN + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 KOSCN + K2SO4 + 3 H2O
AsO3{3-} + Cr2O7{2-} + H{+} = AsO4{4-} + Cr{3+} + H2O =>
6 AsO3{3-} + Cr2O7{2-} + 2 H{+} = 6 AsO4{4-} + 2 Cr{3+} + H2O
Fe + HI = FeI2 + H =>
Fe + 2 HI = FeI2 + 2 H
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + HCOH + H2O =>
Cr2O7{-2} + 3 CH3OH + 8 H{+} = 2 Cr{3+} + 3 HCOH + 7 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Sc(s) + HCl(aq) = ScCl3(aq) + H2 =>
2 Sc(s) + 6 HCl(aq) = 2 ScCl3(aq) + 3 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Co{2+} + H2O = Co(H2O)6{2+} =>
Co{2+} + 6 H2O = Co(H2O)6{2+}
Ba(OH)2 + HNO3(aq) = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3(aq) = Ba(NO3)2 + 2 H2O
Li + AlCl3 = Al + LiCl =>
3 Li + AlCl3 = Al + 3 LiCl
KBr + MnO2 + H2SO4 = MnSO4 + K2SO4 + Br + H2O =>
2 KBr + MnO2 + 2 H2SO4 = MnSO4 + K2SO4 + 2 Br + 2 H2O
C8H10 + KMnO4 + H2SO4 = C6H4(COOH)2 + K2SO4 + MnSO4 + H2O =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C6H4(COOH)2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Fe2O3(s) = Fe(s) + O2(g) =>
2 Fe2O3(s) = 4 Fe(s) + 3 O2(g)
SO3 + NaOH = NaHSO4 =>
SO3 + NaOH = NaHSO4
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
LiNO3 + Ag = AgNO3 + Li =>
LiNO3 + Ag = AgNO3 + Li
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
CF3COOH + H2O = H3O3C2F3 =>
CF3COOH + H2O = H3O3C2F3
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Ca(CO3) = CaO + CO2 =>
Ca(CO3) = CaO + CO2
Ni2O3 + H2 = NiO + H2O =>
Ni2O3 + H2 = 2 NiO + H2O
Hg(NO3)2 = HgO + NO2 + O2 =>
2 Hg(NO3)2 = 2 HgO + 4 NO2 + O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KBrO3 + Na2SO4 = K2SO4 + NaBrO3 =>
2 KBrO3 + Na2SO4 = K2SO4 + 2 NaBrO3
AgBr(s) = Ag(s) + Br(g) =>
AgBr(s) = Ag(s) + Br(g)
(CH3COO)2Mg + KOH = CH3COOK + Mg(OH)2 =>
(CH3COO)2Mg + 2 KOH = 2 CH3COOK + Mg(OH)2
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
TeO2 + H2 = Te + H2O =>
TeO2 + 2 H2 = Te + 2 H2O
HCl + NaCl = HClNaCl =>
HCl + NaCl = HClNaCl
Mn2(SO4)3 = Mn + SO4 =>
Mn2(SO4)3 = 2 Mn + 3 SO4
CH4N2O + H3PO4 + C6H12O6 + H2SO4 = C12H16N3O3PS + H2O + CO2 =>
3 CH4N2O + 2 H3PO4 + 5 C6H12O6 + 2 H2SO4 = 2 C12H16N3O3PS + 25 H2O + 9 CO2
B2H6(l) + O2(g) = B2O3(s) + H20(l) =>
10 B2H6(l) + 15 O2(g) = 10 B2O3(s) + 3 H20(l)
X2 + O2 = X3O2 =>
3 X2 + 2 O2 = 2 X3O2
Be(OH)2 + HI = H2O + BeI2 =>
Be(OH)2 + 2 HI = 2 H2O + BeI2
CrO + HCl = CrCl2 + H2O =>
CrO + 2 HCl = CrCl2 + H2O
FeS{2-} + O2 = FeO{2-} + SO2 =>
2 FeS{2-} + 3 O2 = 2 FeO{2-} + 2 SO2
Ni + Na2CN = NiCN + (Na2)3 =>
3 Ni + 3 Na2CN = 3 NiCN + (Na2)3
SO3[{-}2] + Ba2 = Ba2S + O3[{-}2] =>
SO3[{-}2] + Ba2 = Ba2S + O3[{-}2]
K2SO4 = K + SO4 =>
K2SO4 = 2 K + SO4
Cr2S3 + HOH = Cr(OH)3 + H2S =>
Cr2S3 + 6 HOH = 2 Cr(OH)3 + 3 H2S
KClO30 = KCl + O2 =>
KClO30 = KCl + 15 O2
IO3K + IK + SO4H2 = I2 + SO4K2 + H2O =>
IO3K + 5 IK + 3 SO4H2 = 3 I2 + 3 SO4K2 + 3 H2O
Sb5 + F2 = SbF5 =>
2 Sb5 + 25 F2 = 10 SbF5
KMnO4 + Fe(OH)2 + HCl = FeCl3 + MnCl2 + KCl + H2O =>
KMnO4 + 5 Fe(OH)2 + 18 HCl = 5 FeCl3 + MnCl2 + KCl + 14 H2O
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