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Fe3O4 + 8 KI = 3 FeI2 + 4 K2O + I2
Al2O3 + Ca(OH)2 = Ca(AlO2)2 + H2O =>
Al2O3 + Ca(OH)2 = Ca(AlO2)2 + H2O
NaOH + H3PO4 = Na2HPO4 + H2O =>
2 NaOH + H3PO4 = Na2HPO4 + 2 H2O
Al(OH)3 + H2 + KOH = K3Al(OH)3 + H2O =>
2 Al(OH)3 + 3 H2 + 6 KOH = 2 K3Al(OH)3 + 6 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
As + H = AsH3 =>
As + 3 H = AsH3
Fe{3+} + Ca(OH)2 = Fe(OH)3 + Ca{2+} =>
2 Fe{3+} + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca{2+}
Ba(NO3)2 = Ba{+2} + NO3{-} =>
Ba(NO3)2 = Ba{+2} + 2 NO3{-}
Ca(OH)2 + Al2O3 = CaO + Al(OH)3 =>
3 Ca(OH)2 + Al2O3 = 3 CaO + 2 Al(OH)3
As + H = AsH3 =>
As + 3 H = AsH3
HOOCCOOH + KOH = K2C2O4 + H2O =>
HOOCCOOH + 2 KOH = K2C2O4 + 2 H2O
PO4 + Zn = Zn3(PO4)2 =>
2 PO4 + 3 Zn = Zn3(PO4)2
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C6H13OH + O2 = CO + H2O =>
C6H13OH + 6 O2 = 6 CO + 7 H2O
MgCo3 = Mg + Co2 =>
2 MgCo3 = 2 Mg + 3 Co2
MgSO4 + NH4OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH4OH = Mg(OH)2 + (NH4)2SO4
Ca(OH)2 + Al2O3 = CaO + Al(OH)3 =>
3 Ca(OH)2 + Al2O3 = 3 CaO + 2 Al(OH)3
HCl + Ba(HO)2 = Ba(Cl)2 + H2O =>
2 HCl + Ba(HO)2 = Ba(Cl)2 + 2 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
Li2CO3 + H3BO3 = Li2B4O7 + CO2 + H2O =>
Li2CO3 + 4 H3BO3 = Li2B4O7 + CO2 + 6 H2O
HCO3 + HCl = Cl + H2CO3 =>
HCO3 + HCl = Cl + H2CO3
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
As + H = AsH3 =>
As + 3 H = AsH3
NH2CH2CH2COOH + O2 = CO2 + H2O + N2 =>
4 NH2CH2CH2COOH + 15 O2 = 12 CO2 + 14 H2O + 2 N2
NH3BH3 = BN + H2 =>
NH3BH3 = BN + 3 H2
HNO2 + H2O = NH3 + HNO3 =>
4 HNO2 + H2O = NH3 + 3 HNO3
C + CO2 = CO =>
C + CO2 = 2 CO
K3PO4 + HCI = KCI + H3PO4 =>
K3PO4 + 3 HCI = 3 KCI + H3PO4
Cr2O3 + HNO3 = CrO3 + HNO2 =>
Cr2O3 + 3 HNO3 = 2 CrO3 + 3 HNO2
N2 + SO3 = N(SO3) =>
N2 + 2 SO3 = 2 N(SO3)
CH3COCH3 + NH2OH = CH3COOH + CH3NH2 =>
CH3COCH3 + NH2OH = CH3COOH + CH3NH2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
MgCo3 = Mg + Co2 =>
2 MgCo3 = 2 Mg + 3 Co2
KCI + NaOH = NaCI + KOH =>
KCI + NaOH = NaCI + KOH
PCl5 + Ba(OH)2 = Ba3(PO4)2 + BaCl2 + H2O =>
2 PCl5 + 8 Ba(OH)2 = Ba3(PO4)2 + 5 BaCl2 + 8 H2O
As + H = AsH3 =>
As + 3 H = AsH3
CuO + O1 = CuO2 =>
CuO + O1 = CuO2
KClO3 + O2 = KClO4 =>
2 KClO3 + O2 = 2 KClO4
BaCl2 + CuSO4 = BaSO4 + Cl2Cu =>
BaCl2 + CuSO4 = BaSO4 + Cl2Cu
MgSO4 + CuCl2 = MgCl2 + Cu(SO4) =>
MgSO4 + CuCl2 = MgCl2 + Cu(SO4)
KNO3 + Na2CO3 = K2CO3 + NaNO3 =>
2 KNO3 + Na2CO3 = K2CO3 + 2 NaNO3
Na3Po4 + CaCl2 = NaCl + Ca3(Po4)2 =>
2 Na3Po4 + 3 CaCl2 = 6 NaCl + Ca3(Po4)2
Na(s) + H2O(l) = NaOH(aq) + H2(g)(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)(g)
K2S + CuSO4 = CuS + K2 + SO4 =>
K2S + CuSO4 = CuS + K2 + SO4
Zn0 + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn0 + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
Al(OH)3 + H{+} + H2O = (Al(H2O)6){3+} =>
Al(OH)3 + 3 H{+} + 3 H2O = (Al(H2O)6){3+}
Zn0 + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn0 + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
Na2Cl2 + CoCO3 = Na2CO3 + CoCl2 =>
Na2Cl2 + CoCO3 = Na2CO3 + CoCl2
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