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2 Au + 6 H2SeO4 = Au2(SeO4)3 + 3 SeO2 + 6 H2O
(CH3(CH)6CH3) + O2 = CO2 + H2O =>
(CH3(CH)6CH3) + 11 O2 = 8 CO2 + 6 H2O
KClO3 + HCl = KCl + Cl2 + H2O =>
KClO3 + 6 HCl = KCl + 3 Cl2 + 3 H2O
Zn + CoCl2 = ZnCl2 + Co =>
Zn + CoCl2 = ZnCl2 + Co
AlO = Al + O2 =>
2 AlO = 2 Al + O2
H2SeO4 + HCl = H2SeO3 + Cl2 + H2O =>
H2SeO4 + 2 HCl = H2SeO3 + Cl2 + H2O
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
AgNO3 + Pb(NO3)2 = Ag(NO3)2 + PbNO3 =>
AgNO3 + Pb(NO3)2 = Ag(NO3)2 + PbNO3
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
K2Cr2O7 + HCl = CrCl3 + KCl + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 3 Cl2 + 7 H2O
(CH3(CH2)6CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)6CH3) + 25 O2 = 16 CO2 + 18 H2O
CO2 + Mg = C + MgO =>
CO2 + 2 Mg = C + 2 MgO
Zn + HNO3 = Zn(NO3) + NO2 + H2O =>
Zn + 2 HNO3 = Zn(NO3) + NO2 + H2O
Na(s) + S(s) = Na2S =>
2 Na(s) + S(s) = Na2S
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NO + H2SO4 + KMnO4 = HNO3 + KHSO4 + MnSO4 + H2O =>
5 NO + 6 H2SO4 + 3 KMnO4 = 5 HNO3 + 3 KHSO4 + 3 MnSO4 + 2 H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NiSO4 + H2O = H2SO4 + Ni + OH =>
NiSO4 + 2 H2O = H2SO4 + Ni + 2 OH
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl
Br2 + KI = KBr2 + I2 =>
2 Br2 + 2 KI = 2 KBr2 + I2
C + O2 = CO =>
2 C + O2 = 2 CO
Na2SO3 + KMnO4 + KHSO4 = Na2SO4 + K2SO4 + MnSO4 + H2O =>
5 Na2SO3 + 2 KMnO4 + 6 KHSO4 = 5 Na2SO4 + 4 K2SO4 + 2 MnSO4 + 3 H2O
Na2SeO3 + SO2 + H2O = Se + Na2SO4 + H2SO4 =>
Na2SeO3 + 2 SO2 + H2O = Se + Na2SO4 + H2SO4
NiSO4 + H2O = H2SO4 + Ni + OH =>
NiSO4 + 2 H2O = H2SO4 + Ni + 2 OH
KMnO4 + Na2SO3 + H20 = MnO2 + Na2SO4 + KOH =>
20 KMnO4 + 20 Na2SO3 + H20 = 20 MnO2 + 20 Na2SO4 + 20 KOH
Cu + HNO3 + H2SO4 = CuSO4 + NO + H2O =>
3 Cu + 2 HNO3 + 3 H2SO4 = 3 CuSO4 + 2 NO + 4 H2O
FeS + O2 = SO2 + Fe2O3 =>
4 FeS + 7 O2 = 4 SO2 + 2 Fe2O3
P2O3 + HNO3 + H2 = H3PO4 + NO =>
4 P2O3 + 10 HNO3 + 7 H2 = 8 H3PO4 + 10 NO
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
MoO3 + H2 = Mo + H2O =>
MoO3 + 3 H2 = Mo + 3 H2O
NaCl(aq) + AgBr(aq) = NaBr(aq) + AgCl(s) =>
NaCl(aq) + AgBr(aq) = NaBr(aq) + AgCl(s)
B + O2 + N + Ne + T = BO2NNeT =>
B + O2 + N + Ne + T = BO2NNeT
ClO3 + H = ClO2 + H2O =>
ClO3 + 2 H = ClO2 + H2O
KOH + H2So4 = KHSo4 + H2O =>
KOH + H2So4 = KHSo4 + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cr2O7{-2} + H{+} + Fe{+2} = Cr{+3} + H2O + Fe{+3} =>
Cr2O7{-2} + 14 H{+} + 6 Fe{+2} = 2 Cr{+3} + 7 H2O + 6 Fe{+3}
NaNO2 + Na = Na2O + N =>
NaNO2 + 3 Na = 2 Na2O + N
Cr + OH = CrO4 + H2O =>
Cr + 8 OH = CrO4 + 4 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
CuO + CH4 = Cu + CO2 + H2O =>
4 CuO + CH4 = 4 Cu + CO2 + 2 H2O
NaNO2 + O2 = NaNO3 =>
2 NaNO2 + O2 = 2 NaNO3
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
N + H = NH =>
N + H = NH
BCl3 + H2O = B(OH)3 + HCl =>
BCl3 + 3 H2O = B(OH)3 + 3 HCl
HgCl = Hg + Cl =>
HgCl = Hg + Cl
NiSO4 + H2O = H2SO4 + Ni + OH =>
NiSO4 + 2 H2O = H2SO4 + Ni + 2 OH
HgCl = Hg + Cl2 =>
2 HgCl = 2 Hg + Cl2
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