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2 Na + 2 H2O = 2 NaOH + H2
Ba(OH)2 + PbO = BaO + Pb(OH)2 =>
Ba(OH)2 + PbO = BaO + Pb(OH)2
(a)Cl2(g) + KBr(aq) = Br2(l) + KCl(aq) =>
(a)Cl2(g) + 2 KBr(aq) = Br2(l) + 2 KCl(aq)
Co(s) + H2SO4 = Co(SO4) + H2 =>
Co(s) + H2SO4 = Co(SO4) + H2
Na + ZnCl2 + H2O = NaCl + Zn(OH)2 + H2 =>
2 Na + ZnCl2 + 2 H2O = 2 NaCl + Zn(OH)2 + H2
Ca(OH)2(aq) + CH3CO2H(aq) = H2O + CaCO3 + CH4 =>
Ca(OH)2(aq) + CH3CO2H(aq) = H2O + CaCO3 + CH4
AsAsH3 + ZnCl2 = AsCl3 + Zn + HCl =>
2 AsAsH3 + 9 ZnCl2 = 4 AsCl3 + 9 Zn + 6 HCl
K2Cr2O7 + HClO4 = KClO4 + H2Cr2O7 =>
K2Cr2O7 + 2 HClO4 = 2 KClO4 + H2Cr2O7
CrO3 + C7H5NO3 = C7H5NO4 + CrO2 =>
CrO3 + C7H5NO3 = C7H5NO4 + CrO2
CuCl2 + KOH = CuO2H2 + KCl =>
CuCl2 + 2 KOH = CuO2H2 + 2 KCl
H2SO4 + BOH = HOH + B2SO4 =>
H2SO4 + 2 BOH = 2 HOH + B2SO4
CrO3(l) + H2O(g) = Cr(OH)6(g) =>
CrO3(l) + 3 H2O(g) = Cr(OH)6(g)
Fe2 + OH = Fe(OH)2(s) =>
Fe2 + 4 OH = 2 Fe(OH)2(s)
Cu3P + Cr2O7 + H{+} = Cu{2+} + H3PO4 + Cr{3+} + H2O =>
8 Cu3P + 11 Cr2O7 + 114 H{+} = 24 Cu{2+} + 8 H3PO4 + 22 Cr{3+} + 45 H2O
CH3CH3CH3N + O2 = CO2 + H2O + N2 =>
4 CH3CH3CH3N + 21 O2 = 12 CO2 + 18 H2O + 2 N2
NaH + C2H2 = C2H4 + Na =>
2 NaH + C2H2 = C2H4 + 2 Na
LiCl + Zn = ZnCl + Li =>
LiCl + Zn = ZnCl + Li
Na3AlO3 + H2 = NaOH + Al =>
2 Na3AlO3 + 3 H2 = 6 NaOH + 2 Al
NO2{-} + H{+} + e = NH3 + H2O =>
NO2{-} + 7 H{+} + 6e = NH3 + 2 H2O
HCl(aq) + LiOH(aq) = H2O + LiCl(aq) =>
HCl(aq) + LiOH(aq) = H2O + LiCl(aq)
FeCl3 + K4Fe(CN)6 = KCl + Fe4[Fe(CN)6]3 =>
4 FeCl3 + 3 K4Fe(CN)6 = 12 KCl + Fe4[Fe(CN)6]3
H(NO3) + NH4OH = NH4NO3 + H2O =>
H(NO3) + NH4OH = NH4NO3 + H2O
FeS2 + HNO3 = H2SO4 + Fe(NO3)3 + NO + H2O =>
FeS2 + 8 HNO3 = 2 H2SO4 + Fe(NO3)3 + 5 NO + 2 H2O
FeCuCl2 = FeCl2Cu =>
FeCuCl2 = FeCl2Cu
B + KOH + H2O2 = K2B4O7 + H2O =>
4 B + 2 KOH + 6 H2O2 = K2B4O7 + 7 H2O
Cu + FeH2SO4 = CuO + H2O + FeS =>
3 Cu + FeH2SO4 = 3 CuO + H2O + FeS
Sr(NO3)3 + NaOH = Sr(OH)3 + NaNO3 =>
Sr(NO3)3 + 3 NaOH = Sr(OH)3 + 3 NaNO3
Cl2O7 + NaNO2 + NaOH = NaNO3 + NaCl + H2O =>
Cl2O7 + 8 NaNO2 + 2 NaOH = 8 NaNO3 + 2 NaCl + H2O
CuSO4*5H2O + NaCl = CuCl + Na + SO4 + H2O =>
CuSO4*5H2O + NaCl = CuCl + Na + SO4 + 5 H2O
CO2 + H2O = C2H4 + OH =>
2 CO2 + 8 H2O = C2H4 + 12 OH
Mg(COOH)2 + HCl = MgCl2 + HCOOH =>
Mg(COOH)2 + 2 HCl = MgCl2 + 2 HCOOH
HSO4{-} + HSO3{-} = H2SO4 + SO3{2-} =>
HSO4{-} + HSO3{-} = H2SO4 + SO3{2-}
K2CO3(ac) + H3PO4(ac) = K3PO4(ac) + H2O(l) + CO2(g) =>
3 K2CO3(ac) + 2 H3PO4(ac) = 2 K3PO4(ac) + 3 H2O(l) + 3 CO2(g)
FeCl2(aq) + KSCN(aq) = Fe(SCN)2 + KCl =>
FeCl2(aq) + 2 KSCN(aq) = Fe(SCN)2 + 2 KCl
Cs3N = Cs + N2 =>
2 Cs3N = 6 Cs + N2
Zn + Cu2SO4 = Cu2 + Zn2SO4 =>
2 Zn + Cu2SO4 = Cu2 + Zn2SO4
NH3 + O2 = N + H2O =>
4 NH3 + 3 O2 = 4 N + 6 H2O
NaCl(s) = Na(s) + Cl =>
NaCl(s) = Na(s) + Cl
NaI + H2SO4 + KNO3 = I2 + Na2SO4 + K2SO4 + NO2 + H2O =>
2 NaI + 2 H2SO4 + 2 KNO3 = I2 + Na2SO4 + K2SO4 + 2 NO2 + 2 H2O
CuSO4 + Zn = Zn2(SO4)2 + Cu =>
2 CuSO4 + 2 Zn = Zn2(SO4)2 + 2 Cu
P + HNO3 = NO2 + H2O + H3PO4 =>
P + 5 HNO3 = 5 NO2 + H2O + H3PO4
NaBr + Na2S = Na + BrS =>
NaBr + Na2S = 3 Na + BrS
Cr07{2+} + H{+} + NO2 = Cr{3+} + NO + H2O =>
2 Cr07{2+} + 38 H{+} + 19 NO2 = 14 Cr{3+} + 19 NO + 19 H2O
MnO2 + HNO3 + PbO2 = Pb(NO3)2 + HMnO4 + H2O =>
2 MnO2 + 6 HNO3 + 3 PbO2 = 3 Pb(NO3)2 + 2 HMnO4 + 2 H2O
HCOOK + CH3CH(Br)CH3 = HCOOCH(CH3)2 + KBr =>
HCOOK + CH3CH(Br)CH3 = HCOOCH(CH3)2 + KBr
AlF3HCl = AlClHF3 =>
AlF3HCl = AlClHF3
C7H9N + HCl = C7H10N{+} + Cl{-} =>
C7H9N + HCl = C7H10N{+} + Cl{-}
CuCl2(aq) + Zn(s) = ZnCl2(aq) + Cu(s) =>
CuCl2(aq) + Zn(s) = ZnCl2(aq) + Cu(s)
C17H33COOH + HBr = C17H35COOH + Br2 =>
C17H33COOH + 2 HBr = C17H35COOH + Br2
C5H9No4 + NaOH = C5H8No4Na + H2O =>
C5H9No4 + NaOH = C5H8No4Na + H2O
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