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2 Cr + 3 MnO2 + 6 H2O = 2 Cr(OH)3 + 3 Mn(OH)2
SO2 + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
3 SO2 + Cr2O7{2-} + 2 H{+} = 3 SO4{2-} + 2 Cr{3+} + H2O
Hg2(NO3)2 + NaOH = HgO + H2O + NaNO3 + Hg =>
Hg2(NO3)2 + 2 NaOH = HgO + H2O + 2 NaNO3 + Hg
Cl + HF = ClF + H2 =>
2 Cl + 2 HF = 2 ClF + H2
He + O2 = HeO =>
2 He + O2 = 2 HeO
Na2SeO3 + KBrO3 + H2O = Br2 + KOH + Na2SeO4 =>
5 Na2SeO3 + 2 KBrO3 + H2O = Br2 + 2 KOH + 5 Na2SeO4
KClO + MnCl2 = Cl2 + KMnO4 + KCl =>
8 KClO + 2 MnCl2 = 3 Cl2 + 2 KMnO4 + 6 KCl
Fr2CO3 + Ca = Ca3Fr2 + CO3 =>
Fr2CO3 + 3 Ca = Ca3Fr2 + CO3
Al(OH)3(s) + HCl(aq) = AlCl3(aq) + H2O(g) =>
Al(OH)3(s) + 3 HCl(aq) = AlCl3(aq) + 3 H2O(g)
Ba + SCN = Ba(SCN)2 =>
Ba + 2 SCN = Ba(SCN)2
F + FeCl2 = FeF2 + Cl2 =>
2 F + FeCl2 = FeF2 + Cl2
Cu + HBr = CuBr2 + H =>
Cu + 2 HBr = CuBr2 + 2 H
CO(NH2)2(l) = HNCO(l) + NH3(g) = HNCO(l) = C3N3(NH2)3(l) + CO2(g =>
CO(NH2)2(l) = HNCO(l) + NH3(g)
NaNH2 = Na3N + NH3 =>
3 NaNH2 = Na3N + 2 NH3
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Ba + HBrO = Ba(BrO)2 + H2 =>
Ba + 2 HBrO = Ba(BrO)2 + H2
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
Na2SiO4 + HCl = H2SiO4 + NaCl =>
Na2SiO4 + 2 HCl = H2SiO4 + 2 NaCl
K2Cr2O7 + (COOH)2 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 3(COOH)2 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
Cl + HF = ClF + H =>
Cl + HF = ClF + H
Li(s) + MgCO3(aq) = Li2CO3(aq) + Mg(s) =>
2 Li(s) + MgCO3(aq) = Li2CO3(aq) + Mg(s)
Ca3N2 + NH4Cl = CaCl2 + NH3 =>
Ca3N2 + 6 NH4Cl = 3 CaCl2 + 8 NH3
FeCl2 + F = FeF2 + Cl =>
FeCl2 + 2 F = FeF2 + 2 Cl
Cu4SiO4 + Mg3(AlO3)2 = Cu3AlO3 + Mg2SiO4 =>
3 Cu4SiO4 + 2 Mg3(AlO3)2 = 4 Cu3AlO3 + 3 Mg2SiO4
C5H7O2N + O2 = CO2 + H2O + N2 =>
4 C5H7O2N + 23 O2 = 20 CO2 + 14 H2O + 2 N2
C14H28(s) + O2(g) = CO(g) + H2O(g) =>
C14H28(s) + 14 O2(g) = 14 CO(g) + 14 H2O(g)
KClO + MnCl2 = Cl2 + KMnO4 + KCl =>
8 KClO + 2 MnCl2 = 3 Cl2 + 2 KMnO4 + 6 KCl
AlCl3 + CH3COONa + H2O = Al(OH)(CH3COO)2 + CH3COOH + NaCl =>
AlCl3 + 3 CH3COONa + H2O = Al(OH)(CH3COO)2 + CH3COOH + 3 NaCl
Li2 + O3 = Li2O =>
3 Li2 + O3 = 3 Li2O
C2HCl3 + H2O2 + NaOH = CO2 + NaCl + H2O =>
C2HCl3 + 3 H2O2 + 3 NaOH = 2 CO2 + 3 NaCl + 5 H2O
HNO3 + Al = Al(NO3)3 + H2 =>
6 HNO3 + 2 Al = 2 Al(NO3)3 + 3 H2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
FeCl2 + K2CO3 = FeCO3 + KCl =>
FeCl2 + K2CO3 = FeCO3 + 2 KCl
C3H7I + Na = C6H14 + NaI =>
2 C3H7I + 2 Na = C6H14 + 2 NaI
Mg(NO3)2 + KBr = MgBr2 + KNO3 =>
Mg(NO3)2 + 2 KBr = MgBr2 + 2 KNO3
Li(s) + MgCO3(aq) = LiCO3(s) + Mg(s) =>
Li(s) + MgCO3(aq) = LiCO3(s) + Mg(s)
Pb(s) + HCl = PbCl2 + H2 =>
Pb(s) + 2 HCl = PbCl2 + H2
Ba + HBrO = Ba(BrO)2 + H2 =>
Ba + 2 HBrO = Ba(BrO)2 + H2
KI + O2 = KIO3 =>
2 KI + 3 O2 = 2 KIO3
Na2S + P4 = Na3P + S8 =>
24 Na2S + 4 P4 = 16 Na3P + 3 S8
AlCl3 + CH3COONa + H2O = Al(OH)2(CH3COO) + CH3COOH + NaCl =>
AlCl3 + 3 CH3COONa + 2 H2O = Al(OH)2(CH3COO) + 2 CH3COOH + 3 NaCl
NO2 + H2O = HNO3 + N2 =>
10 NO2 + 4 H2O = 8 HNO3 + N2
Al + Ca(OH)2 + H2O = CaAl(OH)5 + H2 =>
2 Al + 2 Ca(OH)2 + 6 H2O = 2 CaAl(OH)5 + 3 H2
Pb(NO3)2 + NaSCN = Pb(SCN)2 + NaNO3 =>
Pb(NO3)2 + 2 NaSCN = Pb(SCN)2 + 2 NaNO3
NaHCO3 + KC4H5O6 = Na2C4H4O6 + K2C4H4O6 + H2O + CO2 =>
2 NaHCO3 + 2 KC4H5O6 = Na2C4H4O6 + K2C4H4O6 + 2 H2O + 2 CO2
H2C2O4(aq) = CO2(g) + H2 =>
H2C2O4(aq) = 2 CO2(g) + H2
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
CH3NHCH3 + H2O + CO2 = (NH2)2CO + CH3COOH =>
2 CH3NHCH3 + H2O + 3 CO2 = (NH2)2CO + 3 CH3COOH
Ca(OH)2(s) + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(s) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l)
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