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(C2H4) + H2O = C2H6O
H2SO4 + NaAlO2 = Na2SO4 + Al2(SO4)3 + H2O =>
4 H2SO4 + 2 NaAlO2 = Na2SO4 + Al2(SO4)3 + 4 H2O
Na2CO3(ac) + HCl(ac) = NaCl(ac) + H2CO3(ac) =>
Na2CO3(ac) + 2 HCl(ac) = 2 NaCl(ac) + H2CO3(ac)
PbO + NH4 = Pb + N2 + H2O =>
4 PbO + 2 NH4 = 4 Pb + N2 + 4 H2O
KI(aq) + FeCl3(aq) = FeI3() + KCl() =>
3 KI(aq) + FeCl3(aq) = FeI3() + 3 KCl()
H2S(aq) + H2SO4(aq) = S(s) + H2O(l) =>
3 H2S(aq) + H2SO4(aq) = 4 S(s) + 4 H2O(l)
K[ICl4] + H2O = H2 + K[IO3] + HCl =>
K[ICl4] + 3 H2O = H2 + K[IO3] + 4 HCl
KBr + Ca(OH)2 = CaBr2 + KOH =>
2 KBr + Ca(OH)2 = CaBr2 + 2 KOH
Al(OH)3 + HCl(ac) = AlCl3 + H2O =>
Al(OH)3 + 3 HCl(ac) = AlCl3 + 3 H2O
Co{2+} + Ag = Co + Ag{+} =>
Co{2+} + 2 Ag = Co + 2 Ag{+}
Pb(No3)2 + HCl = PbCl2 + HNo3 =>
Pb(No3)2 + 2 HCl = PbCl2 + 2 HNo3
As + H = AsH3 =>
As + 3 H = AsH3
HI + HNO3 = HIO3 + NO + H2O =>
HI + 2 HNO3 = HIO3 + 2 NO + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2CO3 + NHO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 NHO3 = 2 KNO3 + H2O + CO2
C2H5OH + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
NaOH + H3AsO4 = Na3AsO4 + HOH =>
3 NaOH + H3AsO4 = Na3AsO4 + 3 HOH
Ca(CH3COO)2 + KHSO4 = CaSO4 + KH(CH3COO)2 =>
Ca(CH3COO)2 + KHSO4 = CaSO4 + KH(CH3COO)2
FeOH{+} + OH{-} = Fe(OH)2 =>
FeOH{+} + OH{-} = Fe(OH)2
NaMnO4 + H2S = MnO2 + S + NaOH + H2O =>
2 NaMnO4 + 3 H2S = 2 MnO2 + 3 S + 2 NaOH + 2 H2O
PbN6 + Cr(MnO4)2 = Cr2O3 + MnO2 + Pb3O3 + NO =>
15 PbN6 + 42 Cr(MnO4)2 = 21 Cr2O3 + 84 MnO2 + 5 Pb3O3 + 90 NO
Mg(NO3)2 + C2H6N4O2 = MgO + N2 + CO2 + H2O =>
Mg(NO3)2 + C2H6N4O2 = MgO + 3 N2 + 2 CO2 + 3 H2O
Ag2CO3 + H3O = H2O + Ag + H2CO3 =>
Ag2CO3 + 2 H3O = 2 H2O + 2 Ag + H2CO3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(aq) =>
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(aq)
CO2 + H2O = C6H4O6 + O2 =>
6 CO2 + 2 H2O = C6H4O6 + 4 O2
Ag + H3PO4 = Ag3PO4 + H =>
3 Ag + H3PO4 = Ag3PO4 + 3 H
BrO3{-} + AsO3{-}3 = Br{-} + AsO4{-}3 =>
BrO3{-} + 3 AsO3{-}3 = Br{-} + 3 AsO4{-}3
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
KNO3 + H2SO4 = HNO3 + K2SO4 =>
2 KNO3 + H2SO4 = 2 HNO3 + K2SO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cu(SO4)2 + Zn = Zn(SO4)2 + Cu =>
Cu(SO4)2 + Zn = Zn(SO4)2 + Cu
C4H6O5(aq) + Ca(OH)2 = CaC4H6O5 + CO2 + H2O =>
7 C4H6O5(aq) + 6 Ca(OH)2 = 6 CaC4H6O5 + 4 CO2 + 9 H2O
NO2 + P + H2O = H3PO4 + NO =>
5 NO2 + 2 P + 3 H2O = 2 H3PO4 + 5 NO
Na2S + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2S + 4 H2SO4 = Na2SO4 + 4 SO2 + 4 H2O
HC2H3O2 + Ca(OH)2 = H2O + Ca(C2H3O2)2 =>
2 HC2H3O2 + Ca(OH)2 = 2 H2O + Ca(C2H3O2)2
C6H5NO3 + H2 = C6H7NO + O2 =>
C6H5NO3 + H2 = C6H7NO + O2
CH3CH2CH3 + NaOH = CH3CHCH2 + Na + H2O =>
CH3CH2CH3 + 2 NaOH = CH3CHCH2 + 2 Na + 2 H2O
FeCl2 + NaMnO4 + HCl = FeCl3 + H2O + MnCl2 + NaCl =>
5 FeCl2 + NaMnO4 + 8 HCl = 5 FeCl3 + 4 H2O + MnCl2 + NaCl
KCl + Na3(Co(NO2)6) = K3(Co(NO2)6) + NaCl =>
3 KCl + Na3(Co(NO2)6) = K3(Co(NO2)6) + 3 NaCl
CaCO3 + NH3 + H2O = (NH4)2CO3 + CaHO + O2 =>
4 CaCO3 + 8 NH3 + 6 H2O = 4(NH4)2CO3 + 4 CaHO + O2
(CH3)2CHCH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2CHOOH + Cr2(SO4)3 + Na2SO4 + H2O =>
6(CH3)2CHCH2CH2OH + 5 Na2Cr2O7 + 20 H2SO4 = 10 CH3CH2CHOOH + 5 Cr2(SO4)3 + 5 Na2SO4 + 21 H2O
HNO3 + J2 = HJO3 + NO + H2O =>
10 HNO3 + 3 J2 = 6 HJO3 + 10 NO + 2 H2O
K3[Cr(OH)6] + Cl2 + KOH = KCl + K2CrO4 + H2O =>
2 K3[Cr(OH)6] + 3 Cl2 + 4 KOH = 6 KCl + 2 K2CrO4 + 8 H2O
Fe{+3} + Sn{2+} = Fe{2+} + Sn{4+} =>
2 Fe{+3} + Sn{2+} = 2 Fe{2+} + Sn{4+}
BaO + NaF = BaF2 + Na2O =>
BaO + 2 NaF = BaF2 + Na2O
(Cr(CO(NH2)2)6)4(Cr(CN)6)3 + KMnO4 + H2SO4 = K2Cr2O7 + CO2 + KNO3 + MnSO4 + K2SO4 + H2O =>
10(Cr(CO(NH2)2)6)4(Cr(CN)6)3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 420 CO2 + 660 KNO3 + 1176 MnSO4 + 223 K2SO4 + 1879 H2O
AgCl + NH3*H2O = [Ag(NH3)2]Cl + H2O =>
AgCl + 2 NH3*H2O = [Ag(NH3)2]Cl + 2 H2O
AgOH(s) + HNO3(aq) = AgNO3(aq) + H2O(l) =>
AgOH(s) + HNO3(aq) = AgNO3(aq) + H2O(l)
(b)C8H18 + O2 = CO2 + H2O =>
2(b)C8H18 + 25 O2 = 16 CO2 + 18 H2O
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