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Cr2O7{2-} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
NaCl + HCl = H2 + NaCl3 =>
NaCl + 2 HCl = H2 + NaCl3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Na3PO4(aq) + FeCl3(aq) = NaCl(aq) + FePO4(s) =>
Na3PO4(aq) + FeCl3(aq) = 3 NaCl(aq) + FePO4(s)
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Hg + HNO3 = HgNO3 + NO2 + H2O =>
Hg + 2 HNO3 = HgNO3 + NO2 + H2O
NH3 + K3PO4 = N2 + H3PO4 + K =>
2 NH3 + 2 K3PO4 = N2 + 2 H3PO4 + 6 K
CuSO4(s) + H2O(l) = CuSO4*H2O(s) =>
CuSO4(s) + H2O(l) = CuSO4*H2O(s)
C2H5COOH + Ca(OH)2 = (C2H5COO)2Ca + H2O =>
2 C2H5COOH + Ca(OH)2 = (C2H5COO)2Ca + 2 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Al(s) + HCl(aq) = H2 + AlCl3 =>
2 Al(s) + 6 HCl(aq) = 3 H2 + 2 AlCl3
Mg + NO3 = MgNO3 =>
Mg + NO3 = MgNO3
Hg + HNO3 = HgNO3 + NO + H2O =>
3 Hg + 4 HNO3 = 3 HgNO3 + NO + 2 H2O
Mg + NO3 = Mg(NO3) =>
Mg + NO3 = Mg(NO3)
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
Mg + NO3 = Mg(NO3)2 =>
Mg + 2 NO3 = Mg(NO3)2
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
C6H10 + H2O = C6H12O =>
C6H10 + H2O = C6H12O
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
Fe2(SO4)3 + K2S = FeSO4 + S + K2SO4 =>
Fe2(SO4)3 + K2S = 2 FeSO4 + S + K2SO4
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
S + KOH = K2S + K2SO3 + H2O =>
3 S + 6 KOH = 2 K2S + K2SO3 + 3 H2O
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
P2O3 + H2O = HPO2 =>
P2O3 + H2O = 2 HPO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al2(SO4)3 + Ca(OH)2 = CaSO4 + Al(OH)3 =>
Al2(SO4)3 + 3 Ca(OH)2 = 3 CaSO4 + 2 Al(OH)3
Cr2O7 + C2H4O = C2H4O2 + Cr3 =>
3 Cr2O7 + 21 C2H4O = 21 C2H4O2 + 2 Cr3
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
C2H5OH + O2 = CH3COOH + H20 =>
10 C2H5OH + 5 O2 = 10 CH3COOH + H20
HCl + Na2CO3 = NaCl + H2O + CO2 =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
NaOH + Al(OH)3 = Na[Al(OH)4] =>
NaOH + Al(OH)3 = Na[Al(OH)4]
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Br2 + Fe2O3 = FeBr2 + O2 =>
4 Br2 + 2 Fe2O3 = 4 FeBr2 + 3 O2
CAO + H2SO4 = CASO4 + H2O =>
CAO + H2SO4 = CASO4 + H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
HClO4 + H2O = H3O + ClO4 =>
HClO4 + H2O = H3O + ClO4
Mg2 + I2 = MgI2 =>
Mg2 + 2 I2 = 2 MgI2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Mg2 + I2 = MgI2 =>
Mg2 + 2 I2 = 2 MgI2
NaOH + MnSO4 = Na2SO4 + Mn(OH)2 =>
2 NaOH + MnSO4 = Na2SO4 + Mn(OH)2
KMnO4 + KI + KOH = K2MnO4 + KIO3 + H2O =>
6 KMnO4 + KI + 6 KOH = 6 K2MnO4 + KIO3 + 3 H2O
Al + HNO3 = Al(NO3)3 + NH4NO3 + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
MgCO3(s) = MgO(s) + CO2(g)* =>
MgCO3(s) = MgO(s) + CO2(g)*
S + O2 = SO2 =>
S + O2 = SO2
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
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