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Cr2O7{2-} + 3 H2O = 2 CrO4{2-} + 2 H3O{+}
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
AI + HCI = AICI + H2 =>
2 AI + 2 HCI = 2 AICI + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na3PO4 + Ba(NO3)2 = Ba3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 NaNO3
K2Cr2O7 + NaOH = Cr2O7Na + K2OH =>
K2Cr2O7 + NaOH = Cr2O7Na + K2OH
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
Al2SO4KOH = Al2OHKSO4 =>
Al2SO4KOH = Al2OHKSO4
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
BaCl2 + HgCl = BaHg + Cl2 =>
2 BaCl2 + 2 HgCl = 2 BaHg + 3 Cl2
H2O2 + Ce(NO3)3 = Ce(OH)3 + NO3 =>
3 H2O2 + 2 Ce(NO3)3 = 2 Ce(OH)3 + 6 NO3
Zn(OH)2 + N = ZnN + OH =>
Zn(OH)2 + N = ZnN + 2 OH
Ni + PbCr2O7 = Ni2(Cr2O7)3 + Pb =>
2 Ni + 3 PbCr2O7 = Ni2(Cr2O7)3 + 3 Pb
ZnO + Pb(OH)2 = Zn(OH) + Pb2O4 =>
4 ZnO + 2 Pb(OH)2 = 4 Zn(OH) + Pb2O4
C2H4ClCOOH + O2 = CO2 + H2O + HCl =>
C2H4ClCOOH + 3 O2 = 3 CO2 + 2 H2O + HCl
NaH2PO3 + KMnO4 = KH2PO3 + NaMnO4 =>
NaH2PO3 + KMnO4 = KH2PO3 + NaMnO4
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Fe + Cl2 = FeCl3 = =>
2 Fe + 3 Cl2 = 2 FeCl3
RCOOH + SOCl2 = RCOCl + HCl + SO2 =>
RCOOH + SOCl2 = RCOCl + HCl + SO2
Ca(OH)2(ac) + HNO3(ac) = Ca(NO3)2(ac) + H2O =>
Ca(OH)2(ac) + 2 HNO3(ac) = Ca(NO3)2(ac) + 2 H2O
Fe2S3 + HNO3 = Fe(NO3)3 + H2S =>
Fe2S3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2S
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Na + HI = NaI2 + H2 =>
Na + 2 HI = NaI2 + H2
Na3[SbS4] + HCl = Sb2S3 + H2S + NaCl + S =>
2 Na3[SbS4] + 6 HCl = Sb2S3 + 3 H2S + 6 NaCl + 2 S
AgNO3 + FeBr3 = AgFe + NO3Br3 =>
AgNO3 + FeBr3 = AgFe + NO3Br3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Na2B4O7 + HCI + H2O = NaCI + H3BO3 =>
Na2B4O7 + 2 HCI + 5 H2O = 2 NaCI + 4 H3BO3
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
Li + H2SO3 = Li2(SO3)3 + H2 =>
2 Li + 3 H2SO3 = Li2(SO3)3 + 3 H2
Hg2CrO4 = Hg + O2 + Cr2O3 =>
4 Hg2CrO4 = 8 Hg + 5 O2 + 2 Cr2O3
CaCl2 + RbNo3 = CaNo3 + Cl2Rb =>
CaCl2 + RbNo3 = CaNo3 + Cl2Rb
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HCN + KOH = KCN + H2O =>
HCN + KOH = KCN + H2O
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
HI + H2O2 = I2 + H2O =>
2 HI + H2O2 = I2 + 2 H2O
S2O3{2-} + BrO3{-} + H{+) = S4O6{2-}+H2O+Br{-} =>
6 S2O3{2-} + BrO3{-} + 6 H{+) = 3 S4O6{2-}+3H2O+Br{-}
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
Na2CO3(aq) + AgNO3(s) = Ag2CO3(aq) + NaNO3(aq) =>
Na2CO3(aq) + 2 AgNO3(s) = Ag2CO3(aq) + 2 NaNO3(aq)
C7H8 + Cl2 = C7H8Cl2 =>
C7H8 + Cl2 = C7H8Cl2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Na3PO4 + Ag(NO3) = NaNO3 + Ag3(PO4) =>
Na3PO4 + 3 Ag(NO3) = 3 NaNO3 + Ag3(PO4)
H2S2O7 + Zn = H2S + ZnSO4 + H2O =>
5 H2S2O7 + 8 Zn = 2 H2S + 8 ZnSO4 + 3 H2O
Br2 + Cu = Br{-} + Cu{2+} =>
Br2 + Cu = 2 Br{-} + Cu{2+}
Al + Ba(OH)2 = Ba + Al(OH)3 =>
2 Al + 3 Ba(OH)2 = 3 Ba + 2 Al(OH)3
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