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2 MgN = 2 Mg + N2
H2CO3 + Li(OH) = Li(HCO3) + H2O =>
H2CO3 + Li(OH) = Li(HCO3) + H2O
CoCl2 + NH4Cl + NH4OH + H2O2 = (Co(NH3)6)Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 10 NH4OH + H2O2 = 2(Co(NH3)6)Cl3 + 12 H2O
CaCO3 + Br2 = CaBr2 + Ca(BrO3)2 + CO2 =>
6 CaCO3 + 6 Br2 = 5 CaBr2 + Ca(BrO3)2 + 6 CO2
(NH4)3PO4 + Sr(OH)2 = Sr3(PO4)2 + NH3 + H2O =>
2(NH4)3PO4 + 3 Sr(OH)2 = Sr3(PO4)2 + 6 NH3 + 6 H2O
Pb(CH3COO)2 + KOH = Pb(OH)2 + KCH3COO =>
Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 KCH3COO
KI3 = K + I =>
KI3 = K + 3 I
NaOH(aq) + HCl = NaCl + HOH =>
NaOH(aq) + HCl = NaCl + HOH
KMnO4 + NaOH + KI = KNaMnO4 + KIO3 + H2O =>
6 KMnO4 + 6 NaOH + KI = 6 KNaMnO4 + KIO3 + 3 H2O
NaOH + Zn(NO3)2 = Zn(OH)2 + Na2(NO3)2 =>
2 NaOH + Zn(NO3)2 = Zn(OH)2 + Na2(NO3)2
NiCl2 + H2SO4 = NiSO4 + HCl =>
NiCl2 + H2SO4 = NiSO4 + 2 HCl
MnSO4 + NaOH + O2 = MnO2 + Na2SO4 + H2O =>
2 MnSO4 + 4 NaOH + O2 = 2 MnO2 + 2 Na2SO4 + 2 H2O
Na2S + Fe(NO3)2 = FeS + Na(NO3) =>
Na2S + Fe(NO3)2 = FeS + 2 Na(NO3)
SeO2(s) + KOH(aq) = K2SeO3(aq) + H2O(l) =>
SeO2(s) + 2 KOH(aq) = K2SeO3(aq) + H2O(l)
CH3COOH(aq) + Sr(OH)2(aq) = (CH3COO)2Sr(aq) + H2O(l) =>
2 CH3COOH(aq) + Sr(OH)2(aq) = (CH3COO)2Sr(aq) + 2 H2O(l)
CH3COOH + BaCl2 = BaCOOH + Cl2CH3 =>
CH3COOH + BaCl2 = BaCOOH + Cl2CH3
C6H12O6 + C2H5OH = C19H22O6 + H2O =>
14 C6H12O6 + 15 C2H5OH = 6 C19H22O6 + 63 H2O
Ca + Cr(C2H3O2)3 = Ca(C2H3O2)2 + Cr =>
3 Ca + 2 Cr(C2H3O2)3 = 3 Ca(C2H3O2)2 + 2 Cr
CuBr2 + K2CO3 = CuCO3 + K2Br2 =>
CuBr2 + K2CO3 = CuCO3 + K2Br2
BaCl(aq) + AgNO3(aq) = AgCl + BaNO3(aq) =>
BaCl(aq) + AgNO3(aq) = AgCl + BaNO3(aq)
H2SO4 + FeCl2 + HCl = FeCl3 + S + H2O =>
H2SO4 + 6 FeCl2 + 6 HCl = 6 FeCl3 + S + 4 H2O
CuBr2 + (NH4)2S = CuS + (NH4)2Br2 =>
CuBr2 + (NH4)2S = CuS + (NH4)2Br2
IO3{-} + H2SO3 = I2 + SO4{2-} + H2O + H{+} =>
2 IO3{-} + 5 H2SO3 = I2 + 5 SO4{2-} + H2O + 8 H{+}
C2H5NO2 = C6H11N3O4 + H2O =>
3 C2H5NO2 = C6H11N3O4 + 2 H2O
NH3 + Cl2 + H2O = NO + Cl{-} + H3O{+} =>
2 NH3 + 5 Cl2 + 12 H2O = 2 NO + 10 Cl{-} + 10 H3O{+}
Cr + HCl + H2O = [Cr(H2O)6]Cl3 + H2 =>
2 Cr + 6 HCl + 12 H2O = 2[Cr(H2O)6]Cl3 + 3 H2
C4H5N3O + O2 = CO2 + H2O + N =>
4 C4H5N3O + 19 O2 = 16 CO2 + 10 H2O + 12 N
Au + HNO3 = AuNO3 + H =>
Au + HNO3 = AuNO3 + H
FeS2 + Al2O3 + O2 = Fe2(SO4)3 + Al2(SO4)3 =>
12 FeS2 + 2 Al2O3 + 45 O2 = 6 Fe2(SO4)3 + 2 Al2(SO4)3
LiOH + Na2HPO4 = NaOH + Li2HPO4 =>
2 LiOH + Na2HPO4 = 2 NaOH + Li2HPO4
K3PO4 + H2O = H3PO4 + K2O =>
2 K3PO4 + 3 H2O = 2 H3PO4 + 3 K2O
C2H4O(l) + O2(g) = CO2(g) + H2O(g) =>
2 C2H4O(l) + 5 O2(g) = 4 CO2(g) + 4 H2O(g)
C2H5SO3H(l) + O2(g) = CO2(g) + H2O(l) + SO3(g) =>
2 C2H5SO3H(l) + 7 O2(g) = 4 CO2(g) + 6 H2O(l) + 2 SO3(g)
FeSO4H2O = FeSO4 + H2O =>
FeSO4H2O = FeSO4 + H2O
FeCO3 + HCl = FeCl2 + H2O + CO2 =>
FeCO3 + 2 HCl = FeCl2 + H2O + CO2
Mg + SnF2 = MgF2 + Sn =>
Mg + SnF2 = MgF2 + Sn
AlS = Al + S =>
AlS = Al + S
P + O = P2O3 =>
2 P + 3 O = P2O3
Ag + Ca(NO3)2 = Ag(NO3) + Ca =>
2 Ag + Ca(NO3)2 = 2 Ag(NO3) + Ca
MgSO4(aq) + KNO3(aq) = Mg(NO3)2(aq) + K2SO4(aq) =>
MgSO4(aq) + 2 KNO3(aq) = Mg(NO3)2(aq) + K2SO4(aq)
CH3CH2COCH3 + O2 = CO2 + H2O =>
2 CH3CH2COCH3 + 11 O2 = 8 CO2 + 8 H2O
CuSO4 + Fe = Fe2(SO4)3 + Cu =>
3 CuSO4 + 2 Fe = Fe2(SO4)3 + 3 Cu
C2H3NaO2 + HCl = NaCl + CO + H3 =>
3 C2H3NaO2 + 3 HCl = 3 NaCl + 6 CO + 4 H3
CH4(g) + Br2(g) = CH3Br(g) + HBr(g) =>
CH4(g) + Br2(g) = CH3Br(g) + HBr(g)
CH3COONa + K2CO3 = Na2CO3 + CH3COOK =>
2 CH3COONa + K2CO3 = Na2CO3 + 2 CH3COOK
CH3Cl + Na = CH3 + NaCl =>
CH3Cl + Na = CH3 + NaCl
NO2 + K2O = KNO3 + NO =>
3 NO2 + K2O = 2 KNO3 + NO
Na2SO4(aq) + CaBr2(aq) = CaSO4 + NaBr =>
Na2SO4(aq) + CaBr2(aq) = CaSO4 + 2 NaBr
KCl + Br2 = KBr + Cl2 =>
2 KCl + Br2 = 2 KBr + Cl2
CrCl2 + H2O + O2 = CrCl3 + Cr(OH)3 =>
12 CrCl2 + 6 H2O + 3 O2 = 8 CrCl3 + 4 Cr(OH)3
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