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4 Zn + KNO3 + 7 KOH + 6 H2O = NH3 + 4 K2[Zn(OH)4]
H2TeO3 + NaOH = Na2TeO3 + H2O =>
H2TeO3 + 2 NaOH = Na2TeO3 + 2 H2O
HCl(aq) + Ca(s) = CaCl2(aq)H2(g) =>
2 HCl(aq) + Ca(s) = CaCl2(aq)H2(g)
H{+} + Cr2O7{-2} + SO3{-2} = SO4{-2} + Cr{+} + H2O =>
4 H{+} + Cr2O7{-2} + 5 SO3{-2} = 5 SO4{-2} + 2 Cr{+} + 2 H2O
Cr2O7{2-} + VO{2+} + H2O = Cr{3+} + VO3{-} + H{+} =>
Cr2O7{2-} + 6 VO{2+} + 5 H2O = 2 Cr{3+} + 6 VO3{-} + 10 H{+}
CH3I + CH3ONa = CH3OCH3 + NaI =>
CH3I + CH3ONa = CH3OCH3 + NaI
Cr2O7{2-} + VO{2+} + H2O = Cr{3+} + VO3{-} + H{+} =>
Cr2O7{2-} + 6 VO{2+} + 5 H2O = 2 Cr{3+} + 6 VO3{-} + 10 H{+}
FeCl2 + Na3P = Fe3(P)2 + NaCl =>
3 FeCl2 + 2 Na3P = Fe3(P)2 + 6 NaCl
(NH4)1 + (NO3)1 = N20 + H2O =>
12(NH4)1 + 8(NO3)1 = N20 + 24 H2O
Ca3P2 + Cl2 = CaCl2 + P =>
Ca3P2 + 3 Cl2 = 3 CaCl2 + 2 P
CoCl4{2-} + H2O = Co(H2O)6{2+} + Cl{-} =>
CoCl4{2-} + 6 H2O = Co(H2O)6{2+} + 4 Cl{-}
SF6(g) = S8(s) + F2(g) =>
8 SF6(g) = S8(s) + 24 F2(g)
NaO + Cl = NaCl + O =>
NaO + Cl = NaCl + O
H3AsO3 + Fe(OH)2 = H3(OH)2 + FeAsO3 =>
H3AsO3 + Fe(OH)2 = H3(OH)2 + FeAsO3
KHS + HCl = KCl + H2S =>
KHS + HCl = KCl + H2S
Mg(s) + H2O(aq) = Mg(OH)2(s) + H2(g) =>
Mg(s) + 2 H2O(aq) = Mg(OH)2(s) + H2(g)
K2Cr2O7 + K2S + HCl = SO2 + CrCl2 + KCl + H2O =>
3 K2Cr2O7 + 4 K2S + 26 HCl = 4 SO2 + 6 CrCl2 + 14 KCl + 13 H2O
S(s) + O2(s) = SO2(s) =>
S(s) + O2(s) = SO2(s)
FeI2 + AgNO3 = Fe(NO3)2 + AgI =>
FeI2 + 2 AgNO3 = Fe(NO3)2 + 2 AgI
C5H10Cl2 + KOH = C5H8 + KCl + H2O =>
C5H10Cl2 + 2 KOH = C5H8 + 2 KCl + 2 H2O
Cr(OH)2 + KIO3 + KOH = K2CrO4 + KI + H2O =>
3 Cr(OH)2 + 2 KIO3 + 6 KOH = 3 K2CrO4 + 2 KI + 6 H2O
NH4NO3(aq) + Pb(CH3COO)2(aq) = CH3COONH4 + Pb(NO3)2 =>
2 NH4NO3(aq) + Pb(CH3COO)2(aq) = 2 CH3COONH4 + Pb(NO3)2
BCl3 + LiOH = B(OH)3 + LiCl =>
BCl3 + 3 LiOH = B(OH)3 + 3 LiCl
AgNO3(aq) + Na2S2O3(aq) = Ag2S2O3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S2O3(aq) = Ag2S2O3(s) + 2 NaNO3(aq)
C20H14O4 + NaOH + H2SO4 = H2O + Na2S + C20H13O4 =>
8 C20H14O4 + 2 NaOH + H2SO4 = 6 H2O + Na2S + 8 C20H13O4
CuBr2 + AgNO3 = AgBr + Cu(NO3)2 =>
CuBr2 + 2 AgNO3 = 2 AgBr + Cu(NO3)2
C2H6 + CH = C3H8 =>
5 C2H6 + 2 CH = 4 C3H8
idrossidodicalcio + diossidodicarbonio = carbonatodicalcio + acqua =>
Ca(OH)2 + CO2 = CaCO3 + H2O
HCOOH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
5 HCOOH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 8 H2O + 5 CO2
Ca3(PO4)2 + H2SO4 = Ca3(SO4) + H2(PO4)2 =>
Ca3(PO4)2 + H2SO4 = Ca3(SO4) + H2(PO4)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KI(ac) + Pb(NO3)2(ac) = KNO3(ac) + PbI2(s) =>
2 KI(ac) + Pb(NO3)2(ac) = 2 KNO3(ac) + PbI2(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
LiIO3 = LiI + O2 =>
2 LiIO3 = 2 LiI + 3 O2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C2H4(OH)2 + K = C2H4O2K2 + H2 =>
C2H4(OH)2 + 2 K = C2H4O2K2 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O(l) =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O(l)
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Cu(CH3CO2)2 + Na2CrO4 = CuCrO4 + NaCH3CO2 =>
Cu(CH3CO2)2 + Na2CrO4 = CuCrO4 + 2 NaCH3CO2
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