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H2O2 + 2 KCl = 2 KOH + 2 Cl
HNO3(aq) + Ca(OH)2(aq) = Ca(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ca(OH)2(aq) = Ca(NO3)2(aq) + 2 H2O(l)
NaOH(aq) + CO(g) = HCOONa =>
NaOH(aq) + CO(g) = HCOONa
Cu + HgCl2 = HgCu + Cl2 =>
Cu + HgCl2 = HgCu + Cl2
HCl + K2Cr2O7 = CrCl3 + KCl + Cl2 + H2O =>
14 HCl + K2Cr2O7 = 2 CrCl3 + 2 KCl + 3 Cl2 + 7 H2O
Na3[Al(OH)6] + HNO3 = Al(OH)2NO3 + NaNO3 + H2O =>
Na3[Al(OH)6] + 4 HNO3 = Al(OH)2NO3 + 3 NaNO3 + 4 H2O
CH3OH + Cr2O7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
3 CH3OH + Cr2O7{2-} + 8 H{+} = 3 CH2O + 2 Cr{3+} + 7 H2O
Al2(SO4)3 + KOH = K2SO4 + K3[Al(OH)6] =>
Al2(SO4)3 + 12 KOH = 3 K2SO4 + 2 K3[Al(OH)6]
Zn + H2(SO4) = ZnSO4 + H2 =>
Zn + H2(SO4) = ZnSO4 + H2
KOH(aq) + NaNO3(aq) = NaOH(aq) + KNO3(aq) =>
KOH(aq) + NaNO3(aq) = NaOH(aq) + KNO3(aq)
NaI(aq) + Br2(aq) = I2(s) + NaBr(aq) =>
2 NaI(aq) + Br2(aq) = I2(s) + 2 NaBr(aq)
NaOH(aq) + H2C20H12O4(aq) = H2O(l) + Na2C20H12O4(aq) =>
2 NaOH(aq) + H2C20H12O4(aq) = 2 H2O(l) + Na2C20H12O4(aq)
Zn2 + HNO3 = NO + Zn(NO3)2 + H2O =>
3 Zn2 + 16 HNO3 = 4 NO + 6 Zn(NO3)2 + 8 H2O
CH3COONa(aq) + HCl(aq) = CH3COOH(aq) + NaCl(aq) =>
CH3COONa(aq) + HCl(aq) = CH3COOH(aq) + NaCl(aq)
Cr(OH)4 + IO3{-} + OH{-} = CrO4{2-} + I2 + H2O =>
5 Cr(OH)4 + 2 IO3{-} + 8 OH{-} = 5 CrO4{2-} + I2 + 14 H2O
Mg + C2H4O2 = MgCH3COO + H =>
Mg + C2H4O2 = MgCH3COO + H
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
Pb + Cl2 + NaOH = PbOH + NaCl =>
2 Pb + Cl2 + 2 NaOH = 2 PbOH + 2 NaCl
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Al + Al(NO3)3 + H2SO4 = Al2(SO4)3 + NH4HSO4 + H2O =>
16 Al + 2 Al(NO3)3 + 33 H2SO4 = 9 Al2(SO4)3 + 6 NH4HSO4 + 18 H2O
Fe(NO3)2 + KSCN = Fe(SCN)2 + KNO3 =>
Fe(NO3)2 + 2 KSCN = Fe(SCN)2 + 2 KNO3
Mn(SO4) + (NH4)2S = MnS + (NH4)2(SO4) =>
Mn(SO4) + (NH4)2S = MnS + (NH4)2(SO4)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ba + H2O = Ba(OH) + H2 =>
2 Ba + 2 H2O = 2 Ba(OH) + H2
MnSO4 + K2SO4 + H2SO4 = KMnO4 + H2O + SO2 =>
2 MnSO4 + K2SO4 + 2 H2SO4 = 2 KMnO4 + 2 H2O + 5 SO2
CuCl2(aq) + Na2PO4(aq) = CuPO4(s) + NaCl(aq) =>
CuCl2(aq) + Na2PO4(aq) = CuPO4(s) + 2 NaCl(aq)
MgS + K = Mg + K2S =>
MgS + 2 K = Mg + K2S
KOH + Ca(HSO4)2 = KHSO4 + Ca(OH)2 =>
2 KOH + Ca(HSO4)2 = 2 KHSO4 + Ca(OH)2
H3BO3 + N = NBO3 + H =>
H3BO3 + N = NBO3 + 3 H
K3[Fe(CN)6] + FeSO4 = Fe + [Fe(CN)6] + K2SO4 =>
2 K3[Fe(CN)6] + 3 FeSO4 = 3 Fe + 2[Fe(CN)6] + 3 K2SO4
MgCO3 + H2SO4 = MgSO4 + H2(CO3) =>
MgCO3 + H2SO4 = MgSO4 + H2(CO3)
(NH4)2S + HNO3 = (NH4)NO3 + H2S =>
(NH4)2S + 2 HNO3 = 2(NH4)NO3 + H2S
KI + NH3 = IN + KH3 =>
KI + NH3 = IN + KH3
Fe + O2 = FeO3 =>
2 Fe + 3 O2 = 2 FeO3
HCOOH + Al(OH)3 = (HCOO)3Al + H2O =>
3 HCOOH + Al(OH)3 = (HCOO)3Al + 3 H2O
C3H4 + O2 = H2O + CO2 =>
C3H4 + 4 O2 = 2 H2O + 3 CO2
Sn + O2{-} + H{+} = Sn2{+} + H2O =>
6 Sn + O2{-} + 4 H{+} = 3 Sn2{+} + 2 H2O
HCl + CuNO3 = HCu + ClNO3 =>
HCl + CuNO3 = HCu + ClNO3
Ba(MnO4)2 = BaMnO4 + MnO2 + O2 =>
Ba(MnO4)2 = BaMnO4 + MnO2 + O2
C + FeS = CS + Fe =>
C + FeS = CS + Fe
Mn{3} + OH{-} = MnO2 + Mn{2} + H2O =>
2 Mn{3} + 4 OH{-} = MnO2 + Mn{2} + 2 H2O
KI + H2CrO4 + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KI + 2 H2CrO4 + 6 H2SO4 = 3 I2 + Cr2(SO4)3 + 3 K2SO4 + 8 H2O
CoCl3 = Co + Cl =>
CoCl3 = Co + 3 Cl
NaCl(aq) + AgNo3(s) = AgCl + NaNo3 =>
NaCl(aq) + AgNo3(s) = AgCl + NaNo3
Cr(OH)3 + HCl = CrCl3 + H2O =>
Cr(OH)3 + 3 HCl = CrCl3 + 3 H2O
SnO2 + H2 = Sn + HOH =>
SnO2 + 2 H2 = Sn + 2 HOH
Tl2O + H2O = H2 + TlO =>
Tl2O + H2O = H2 + 2 TlO
PH3 + K2CrO7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H3PO4 + H2O =>
9 PH3 + 8 K2CrO7 + 20 H2SO4 = 8 K2SO4 + 4 Cr2(SO4)3 + 9 H3PO4 + 20 H2O
KMnO4 + HCl + K2C2O4 = MnCl2 + CO2 + KCl + H2O =>
2 KMnO4 + 16 HCl + 5 K2C2O4 = 2 MnCl2 + 10 CO2 + 12 KCl + 8 H2O
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