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KS2 + HNO3 = KNO3 + HS2
NH4NO3 + CaO = NH3 + H2O + Ca(NO3)2 =>
2 NH4NO3 + CaO = 2 NH3 + H2O + Ca(NO3)2
CuS + HNO3 = Cu(NO3)2 + NO + S + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 3 S + 4 H2O
PbSO4 + NaBr = PbBr2 + Na2SO4 =>
PbSO4 + 2 NaBr = PbBr2 + Na2SO4
Fe + Cu(SO4)2 = Fe2(SO4)3 + Cu =>
4 Fe + 3 Cu(SO4)2 = 2 Fe2(SO4)3 + 3 Cu
Na2 + Br2 = NaBr =>
Na2 + Br2 = 2 NaBr
Pb(NO3)2 + NH4Br = PbBr2 + NH4(NO3) =>
Pb(NO3)2 + 2 NH4Br = PbBr2 + 2 NH4(NO3)
C3H7Cl + Na = C3H6 + Na2H + Cl =>
C3H7Cl + 2 Na = C3H6 + Na2H + Cl
KI + K2CrO4 + H2SO4 = I2 + Cr2(SO4)3 + H2O + K2SO4 =>
6 KI + 2 K2CrO4 + 8 H2SO4 = 3 I2 + Cr2(SO4)3 + 8 H2O + 5 K2SO4
SrSO4 + HCl = SrCl2 + H2O + SO3 =>
SrSO4 + 2 HCl = SrCl2 + H2O + SO3
NaMnO4 + KBr + H2SO4 = MnSO4 + Br2 + Na2SO4 + K2SO4 + H2O =>
2 NaMnO4 + 10 KBr + 8 H2SO4 = 2 MnSO4 + 5 Br2 + Na2SO4 + 5 K2SO4 + 8 H2O
NaHH2O = H2NaOH =>
NaHH2O = H2NaOH
H2SO4(aq) + KOH(aq) = HOH(aq) + K2SO4(aq) =>
H2SO4(aq) + 2 KOH(aq) = 2 HOH(aq) + K2SO4(aq)
Pb(NO3)2 + AlBr3 = PbBr2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlBr3 = 3 PbBr2 + 2 Al(NO3)3
SrSO4 + HCl = SrCl2 + H2O + SO3 =>
SrSO4 + 2 HCl = SrCl2 + H2O + SO3
FeCl3 + NaBH4 + H2O = Fe2B + H2 + NaCl + B(OH)3 =>
4 FeCl3 + 12 NaBH4 + 30 H2O = 2 Fe2B + 39 H2 + 12 NaCl + 10 B(OH)3
Li + N2(g) = Li3N =>
6 Li + N2(g) = 2 Li3N
(COOH)2 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5(COOH)2 + 2 KMnO4 + 3 H2SO4 = 10 CO2 + 8 H2O + K2SO4 + 2 MnSO4
C12H22O11 + H2SO4 = CO2 + S02 + H2O =>
C12H22O11 + 8 H2SO4 = 12 CO2 + 4 S02 + 19 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CrCl3 + Na3PO4 = CrPO4 + (NaCl)3 =>
CrCl3 + Na3PO4 = CrPO4 + (NaCl)3
Fe2(SO4)3 + Zn(CH3COO)2 = Fe(CH3COO)3 + ZnSO4 =>
Fe2(SO4)3 + 3 Zn(CH3COO)2 = 2 Fe(CH3COO)3 + 3 ZnSO4
C2H4O2 + NaOH = C2H3NaO2 + H2O =>
C2H4O2 + NaOH = C2H3NaO2 + H2O
C2H4O2 + C5H10O = C7H14O2 =>
3 C2H4O2 + 10 C5H10O = 8 C7H14O2
K2CrO4 + HCl = KCl + H2CrO4 =>
K2CrO4 + 2 HCl = 2 KCl + H2CrO4
Na2O(s) + H2O(l) = Na2O2 + H2(g) =>
Na2O(s) + H2O(l) = Na2O2 + H2(g)
Fl + NaBr = NaFl + Br =>
Fl + NaBr = NaFl + Br
C5H5N = (C5H4N)2 + H2 =>
2 C5H5N = (C5H4N)2 + H2
Zn + HNO3 = Zn(NO3)2 + HN4NO3 + H2O =>
10 Zn + 25 HNO3 = 10 Zn(NO3)2 + HN4NO3 + 12 H2O
Zn3N2 + H2O = Zn(OH)2 + NH3 =>
Zn3N2 + 6 H2O = 3 Zn(OH)2 + 2 NH3
RbCl + H2SO4 = H2S + Cl2 + Rb2SO4 + H2O =>
8 RbCl + 5 H2SO4 = H2S + 4 Cl2 + 4 Rb2SO4 + 4 H2O
C2H4O2 + Al(OH)3 = H2O + C6H9AlO6 =>
3 C2H4O2 + Al(OH)3 = 3 H2O + C6H9AlO6
K2Cr2O7 + H2O = KOH + H2Cr2O7 =>
K2Cr2O7 + 2 H2O = 2 KOH + H2Cr2O7
NaHCO3(s) + HC2H3O2(l) = NaC2H3O2(s) + H2O(l) + CO2(g) =>
NaHCO3(s) + HC2H3O2(l) = NaC2H3O2(s) + H2O(l) + CO2(g)
Ag2O = Ag + O2(g) =>
2 Ag2O = 4 Ag + O2(g)
NaHCO3 + H2O4S = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2O4S = Na2SO4 + 2 H2O + 2 CO2
KBr + CaSO4 = K2SO4 + CaBr2 =>
2 KBr + CaSO4 = K2SO4 + CaBr2
Na2Co3 + H2O2 = Na2O2 + H2Co3 =>
Na2Co3 + H2O2 = Na2O2 + H2Co3
H3P + Mn(OH)7 = Mn3P7 + H2O =>
7 H3P + 3 Mn(OH)7 = Mn3P7 + 21 H2O
Br + Cl = BrCl =>
Br + Cl = BrCl
N2H2 + H2O2 = HNO3 + H2O =>
N2H2 + 6 H2O2 = 2 HNO3 + 6 H2O
MnCl2(aq) + Na2CO3(aq) = MnCO3 + NaCl =>
MnCl2(aq) + Na2CO3(aq) = MnCO3 + 2 NaCl
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
Na(ClO3) = NaCl + O =>
Na(ClO3) = NaCl + 3 O
Al + K2Cr2O7 + H2O = Al2O3 + K[Cr(OH)4] =>
2 Al + K2Cr2O7 + 4 H2O = Al2O3 + 2 K[Cr(OH)4]
Fe*S = FeS =>
Fe*S = FeS
SrH2 + Si3N4 + N2 = Sr2Si5N8 + H2 =>
6 SrH2 + 5 Si3N4 + 2 N2 = 3 Sr2Si5N8 + 6 H2
CaCO3 + H3PO4 = CaCO3PO4 + H2 =>
2 CaCO3 + 2 H3PO4 = 2 CaCO3PO4 + 3 H2
Cu(NO3)2 + NaOH = CuO2 + Na(NO3) + H2 =>
Cu(NO3)2 + 2 NaOH = CuO2 + 2 Na(NO3) + H2
(NH4)2O = NH4 + O =>
(NH4)2O = 2 NH4 + O
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