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8 Na + 10 HNO3 = 8 NaNO3 + N2O + 5 H2O
KI + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
2 KI + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + I2
Br2O + KOH = KBrO + H2O =>
Br2O + 2 KOH = 2 KBrO + H2O
Cu2S(s) + Cu2O(s) = Cu(l) + SO2(g) =>
Cu2S(s) + 2 Cu2O(s) = 6 Cu(l) + SO2(g)
Na + HNO3 = NaNO3 + H =>
Na + HNO3 = NaNO3 + H
Cr(No3)3 + Na2H2EDTA = CrEDTA + Na2H2(No3)3 =>
Cr(No3)3 + Na2H2EDTA = CrEDTA + Na2H2(No3)3
I2 + KOH = KIO + H2O + KI =>
I2 + 2 KOH = KIO + H2O + KI
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
C6H5CHO + MnO4{-} + H{+} = C6H5COOH + MnO2(s) + H2O =>
3 C6H5CHO + 2 MnO4{-} + 2 H{+} = 3 C6H5COOH + 2 MnO2(s) + H2O
CH3COOH + CH3CH(OH)CH3 = CH3COOCH3CH2CH3 + H2O = h2so4 =>
9 CH3COOH + 14 CH3CH(OH)CH3 = 12 CH3COOCH3CH2CH3 + 8 H2O
(CuOH)2CO3 = H2O + CO2 + CuO =>
(CuOH)2CO3 = H2O + CO2 + 2 CuO
KI + MnO2 + H2SO4 = I2 + MnSO4 + KHSO4 + H2O =>
2 KI + MnO2 + 3 H2SO4 = I2 + MnSO4 + 2 KHSO4 + 2 H2O
Na + HNO3 = NaNO3 + NO + H2O =>
3 Na + 4 HNO3 = 3 NaNO3 + NO + 2 H2O
Na2MnO4 + H2O + NaI = MnO2 + NaIO3 + NaOH =>
3 Na2MnO4 + 3 H2O + NaI = 3 MnO2 + NaIO3 + 6 NaOH
FeO + CO2 = FeCO3 =>
FeO + CO2 = FeCO3
Na + HNO3 = NaNO3 + NH3 + H2O =>
8 Na + 9 HNO3 = 8 NaNO3 + NH3 + 3 H2O
KSCN + Fe(NO3)2 = KNO3 + Fe(SCN)2 =>
2 KSCN + Fe(NO3)2 = 2 KNO3 + Fe(SCN)2
FeO + CO2 = Fe2O3 + CO =>
2 FeO + CO2 = Fe2O3 + CO
H3PO2 + Ba(OH)2 = BaHPO2 + H2O =>
H3PO2 + Ba(OH)2 = BaHPO2 + 2 H2O
C2H5 + Cl2 = C2Cl5 + HCl =>
C2H5 + 5 Cl2 = C2Cl5 + 5 HCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NO3 + CH2O = N2 + CO2 + H2O =>
2 NO3 + 3 CH2O = N2 + 3 CO2 + 3 H2O
Ba(OH)2 + H3PO2 = Ba(H2PO2)2 + H2O =>
Ba(OH)2 + 2 H3PO2 = Ba(H2PO2)2 + 2 H2O
AlCl3(s) = Al(s) + Cl2(g) =>
2 AlCl3(s) = 2 Al(s) + 3 Cl2(g)
Fe(II)S + HCl = Fe(II)Cl + HS =>
Fe(II)S + HCl = Fe(II)Cl + HS
KI + HCl + MnO2 = I2 + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = I2 + 2 H2O + 2 KCl + MnCl2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
AgBr + CaO = AgCa + BrO =>
AgBr + CaO = AgCa + BrO
NaOH + H2SO4 = Na + SO4 + H2OH =>
NaOH + H2SO4 = Na + SO4 + H2OH
KI + HCl + MnO2 = I + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = 2 I + 2 H2O + 2 KCl + MnCl2
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
Cu(OH)2 + NO2 + O2 = Cu(NO3)2 + H2O =>
2 Cu(OH)2 + 4 NO2 + O2 = 2 Cu(NO3)2 + 2 H2O
O = O2 =>
2 O = O2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
MnO2 + KI + H2O = MnI2 + I2 + KOH =>
MnO2 + 4 KI + 2 H2O = MnI2 + I2 + 4 KOH
CH3COOH + NO3{-} = N2 + CO2 + H2O + OH{-} =>
5 CH3COOH + 8 NO3{-} = 4 N2 + 10 CO2 + 6 H2O + 8 OH{-}
(CH3COO)2Mg = Mg + (CH3COO)2 =>
(CH3COO)2Mg = Mg + (CH3COO)2
Fe + Pb3N4 = Pb + Fe3N2 =>
6 Fe + Pb3N4 = 3 Pb + 2 Fe3N2
(CH2OHCH2)3N + HCl = (HOCH2CH2)3NH + Cl =>
(CH2OHCH2)3N + HCl = (HOCH2CH2)3NH + Cl
MnO2 + KI + H2O = Mn(OH)2 + I2 + KOH =>
MnO2 + 2 KI + 2 H2O = Mn(OH)2 + I2 + 2 KOH
Cr(HO)3 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 Cr(HO)3 + 3 Br2 + 10 KOH = 2 K2CrO4 + 6 KBr + 8 H2O
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
(CH3)2NH + H2O = (CH3)2NH2 + OH =>
(CH3)2NH + H2O = (CH3)2NH2 + OH
CH3CH3 + ClCl = CH3CH2Cl + HCl =>
CH3CH3 + ClCl = CH3CH2Cl + HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KI + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
2 KI + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + I2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
AlCl3(s) = Al(s) + Cl2(g) =>
2 AlCl3(s) = 2 Al(s) + 3 Cl2(g)
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