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2 NH3 + 6 I = N2I6 + 3 H2
V2S5 = V5 + S2 =>
10 V2S5 = 4 V5 + 25 S2
CH4(g) + H2O(g) = CO(g) + H2(g) =>
CH4(g) + H2O(g) = CO(g) + 3 H2(g)
KMnO4 + K2SO3 + H2SO4 = MnO2 + K2SO4 + KOH =>
4 KMnO4 + 6 K2SO3 + H2SO4 = 4 MnO2 + 7 K2SO4 + 2 KOH
CO3Ca + CO2 + H2O = HCO3 + Ca =>
CO3Ca + CO2 + H2O = 2 HCO3 + Ca
H2SO4 + H2O = OH + S =>
H2SO4 + 2 H2O = 6 OH + S
As2O3 + I2 = AsI + O2 =>
2 As2O3 + 2 I2 = 4 AsI + 3 O2
Fe + Mn2 = FeMn =>
2 Fe + Mn2 = 2 FeMn
Cl2 + NaOH = NaCl2 + NaClO2 + H2O =>
7 Cl2 + 8 NaOH = 6 NaCl2 + 2 NaClO2 + 4 H2O
C2H6S + O2 = CO2 + H2O + SO3 =>
C2H6S + 5 O2 = 2 CO2 + 3 H2O + SO3
KHS + KMnO4 + H2SO4 = KHSO4 + MnSO4 + H2O =>
5 KHS + 8 KMnO4 + 16 H2SO4 = 13 KHSO4 + 8 MnSO4 + 12 H2O
NH3 + I = NI3 + H =>
NH3 + 3 I = NI3 + 3 H
YCl3*6H2O = Y2O3 + HCl + H2O =>
2 YCl3*6H2O = Y2O3 + 6 HCl + 9 H2O
S + HNO3(conc) = H2SO4 + H2O + NO2 =>
S + 6 HNO3(conc) = H2SO4 + 2 H2O + 6 NO2
C + FeSO4 + KClO3 + H2O2 = KFeO4 + K2SO3 + HCCl + O2 =>
6 C + 2 FeSO4 + 6 KClO3 + 3 H2O2 = 2 KFeO4 + 2 K2SO3 + 6 HCCl + 9 O2
CH2CH2 + H2O = CH3OCH3 =>
CH2CH2 + H2O = CH3OCH3
CuI + NH3 = (Cu(NH3)2)I =>
CuI + 2 NH3 = (Cu(NH3)2)I
HCHO() + O2() = CO2() + H2O() =>
HCHO() + O2() = CO2() + H2O()
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
Fe + (OH)3 + H2SO4 = Fe(HSO4)3 + H2O =>
Fe + (OH)3 + 3 H2SO4 = Fe(HSO4)3 + 3 H2O
CaO2H2 + H3PO4 = Ca3 + P2O8 + H2O =>
3 CaO2H2 + 2 H3PO4 = Ca3 + P2O8 + 6 H2O
BeSO4 + NH4OH = Be(OH)2 + (NH4)2SO4 =>
BeSO4 + 2 NH4OH = Be(OH)2 + (NH4)2SO4
Fe(NO3)2 + HI = FeI2 + HNO3 =>
Fe(NO3)2 + 2 HI = FeI2 + 2 HNO3
ZnO + NaOH = Na2ZnO2 + H2O =>
ZnO + 2 NaOH = Na2ZnO2 + H2O
NaHCO3 + HC3H3O2 = C2H3NaO2 + H2O + CO2 =>
3 NaHCO3 + 2 HC3H3O2 = 3 C2H3NaO2 + H2O + 3 CO2
Hg(ClO4) + Na2S = HgS + ClO4Na2 =>
Hg(ClO4) + Na2S = HgS + ClO4Na2
C6H24 = C3H8 + H2 =>
C6H24 = 2 C3H8 + 4 H2
Sn3N2 + H2O = Sn(OH)2 + NH3 =>
Sn3N2 + 6 H2O = 3 Sn(OH)2 + 2 NH3
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
HSO3{-} + ClO3{-} = SO4{2-} + Cl{-} + H{+} =>
3 HSO3{-} + ClO3{-} = 3 SO4{2-} + Cl{-} + 3 H{+}
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
Al + FeO = Fe + Al2O3 =>
2 Al + 3 FeO = 3 Fe + Al2O3
CuBr = Cu + Br2 =>
2 CuBr = 2 Cu + Br2
Ca(NO3)2(l) + Na2CO3(l) = CaCO3(s) + NaNO3(l) =>
Ca(NO3)2(l) + Na2CO3(l) = CaCO3(s) + 2 NaNO3(l)
NaI + NaIO3 + H2SO4 = I2 + Na2SO4 + H2O =>
5 NaI + NaIO3 + 3 H2SO4 = 3 I2 + 3 Na2SO4 + 3 H2O
O2 + C4H9NH2 = CO2 + H2O + N2 =>
27 O2 + 4 C4H9NH2 = 16 CO2 + 22 H2O + 2 N2
CuFeS2 + HCl = CuCl2 + FeCl2 + H2S =>
CuFeS2 + 4 HCl = CuCl2 + FeCl2 + 2 H2S
KMnO4 + HF = MnO3F + KF + H2O =>
KMnO4 + 2 HF = MnO3F + KF + H2O
Ca(NO3)2(l) + Na3PO4(l) = Ca3(PO4)2(s) + NaNO3(l) =>
3 Ca(NO3)2(l) + 2 Na3PO4(l) = Ca3(PO4)2(s) + 6 NaNO3(l)
C4H10O + NH4Br + H2SO4 = C4H9Br + H2O + NH4HSO4 =>
C4H10O + NH4Br + H2SO4 = C4H9Br + H2O + NH4HSO4
CuBr = Cu + Br =>
CuBr = Cu + Br
Na + MgCl2 = Mg + NaCl =>
2 Na + MgCl2 = Mg + 2 NaCl
HCl + NaAsO3 = HAsO3 + NaCl =>
HCl + NaAsO3 = HAsO3 + NaCl
C2H5OH + KMnO4 = CH3COOH + MnO2 + KOH + H2O =>
3 C2H5OH + 4 KMnO4 = 3 CH3COOH + 4 MnO2 + 4 KOH + H2O
Al + NaCl = Al(NaCl) =>
Al + NaCl = Al(NaCl)
Hg(ClO4) + Na2S = HgS + ClO4Na2 =>
Hg(ClO4) + Na2S = HgS + ClO4Na2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
Sb2S3 + H2O2 + NaOH = SbO(OH)3 + Na2S + H2O =>
Sb2S3 + 2 H2O2 + 6 NaOH = 2 SbO(OH)3 + 3 Na2S + 2 H2O
K2Cr2O7 + CH3CH2OH + H2O = Cr(OH)3 + KOH + CH3COOH =>
2 K2Cr2O7 + 3 CH3CH2OH + 5 H2O = 4 Cr(OH)3 + 4 KOH + 3 CH3COOH
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