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Ca0 + 2 HBr = CaBr2 + H2
Sn + Fe(NO3)3 = Sn(NO3)2 + Fe(NO3)2 =>
Sn + 2 Fe(NO3)3 = Sn(NO3)2 + 2 Fe(NO3)2
CaBr2 + H2S = CaS + H2Br2 =>
CaBr2 + H2S = CaS + H2Br2
Cr(OH)3(l) + HClO4(aq) = Cr(ClO4)3(aq) + H2O(l) =>
Cr(OH)3(l) + 3 HClO4(aq) = Cr(ClO4)3(aq) + 3 H2O(l)
Al2(SO3)3 + HNO3 = H2SO3 + Al(NO3)3 =>
Al2(SO3)3 + 6 HNO3 = 3 H2SO3 + 2 Al(NO3)3
HI + Pb(OH)4 = PbI4 + H2O =>
4 HI + Pb(OH)4 = PbI4 + 4 H2O
CrCl3 + KBrO3 + KOH = K2CrO4 + KBr + H2O + KCl =>
2 CrCl3 + KBrO3 + 10 KOH = 2 K2CrO4 + KBr + 5 H2O + 6 KCl
AgNO3 + KC1 = AgC1 + KNO3 =>
AgNO3 + KC1 = AgC1 + KNO3
Cr + Na2CO3 + H2O = Cr(OH)33H2O + CO2 + Na =>
2 Cr + 33 Na2CO3 + 35 H2O = 2 Cr(OH)33H2O + 33 CO2 + 66 Na
[Cu(NH3)4](NO3)2 + HCl = Cu(NO3)2 + NH4Cl =>
[Cu(NH3)4](NO3)2 + 4 HCl = Cu(NO3)2 + 4 NH4Cl
Cr2O3 + NO3{-} + OH{-} = CrO4{-} + NO2{-} + H2O =>
Cr2O3 + 4 NO3{-} + 2 OH{-} = 2 CrO4{-} + 4 NO2{-} + H2O
FeBr3 + KOH = Br3OH + KFe =>
FeBr3 + KOH = Br3OH + KFe
Ph4Sn + SnCl4 = Ph3SnCl =>
3 Ph4Sn + SnCl4 = 4 Ph3SnCl
Ca + O2 = CaO = = =>
2 Ca + O2 = 2 CaO
Pd + Pb(NO3)2 = Pd(NO3)2 + Pb =>
Pd + Pb(NO3)2 = Pd(NO3)2 + Pb
Hl + Be(OH)2 = BeOHl + H2O =>
Hl + Be(OH)2 = BeOHl + H2O
Cl2 + O = ClO =>
Cl2 + 2 O = 2 ClO
Mg3N2 + HCl = MgCl2 + NH4Cl =>
Mg3N2 + 8 HCl = 3 MgCl2 + 2 NH4Cl
Na3N + Rb2S = Na2S + Rb3N =>
2 Na3N + 3 Rb2S = 3 Na2S + 2 Rb3N
CrCl3 + CaCO3 = Cr2(CO3)3 + CaCl2 =>
2 CrCl3 + 3 CaCO3 = Cr2(CO3)3 + 3 CaCl2
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
CuS2 + HCl = CuCl + HS2 =>
CuS2 + HCl = CuCl + HS2
Mn + H2O = Mn(H2O) =>
Mn + H2O = Mn(H2O)
Cs + H2S = Cs2S + H2 =>
2 Cs + H2S = Cs2S + H2
Zn + HCl(aq) = ZnCl2 + H2(g) =>
Zn + 2 HCl(aq) = ZnCl2 + H2(g)
ZnSO4 + Na3PO4 = Na2(SO4) + Zn3(PO4)2 =>
3 ZnSO4 + 2 Na3PO4 = 3 Na2(SO4) + Zn3(PO4)2
Hg(ClO3)2 + K3PO4 = Hg3(PO4)2 + KClO3 =>
3 Hg(ClO3)2 + 2 K3PO4 = Hg3(PO4)2 + 6 KClO3
CaCl2*H2O = CaCl2 + H2O =>
CaCl2*H2O = CaCl2 + H2O
H2PtCl6*5H2O + NaBH4 + NaOH = NaCl + Pt + B(OH)4 + H2O =>
9 H2PtCl6*5H2O + 4 NaBH4 + 50 NaOH = 54 NaCl + 9 Pt + 4 B(OH)4 + 79 H2O
NaOH + NaH4Cl = NaH4 + NaCl + H2O =>
4 NaOH + 5 NaH4Cl = 4 NaH4 + 5 NaCl + 4 H2O
Sb(NO3)3 + H2S = Sb2S3 + HNO3 =>
2 Sb(NO3)3 + 3 H2S = Sb2S3 + 6 HNO3
Hl + Be(OH)2 = BeOHl + H2O =>
Hl + Be(OH)2 = BeOHl + H2O
Li2S + Cr(NO3)3 = LiNO3 + Cr2S3 =>
3 Li2S + 2 Cr(NO3)3 = 6 LiNO3 + Cr2S3
Fe{2+} + N2 + H2O{+} = Fe{3+} + N2H4 + OH{-} =>
8 Fe{2+} + N2 + 4 H2O{+} = 8 Fe{3+} + N2H4 + 4 OH{-}
Ca3(PO4)2 + HClO2 = Ca(ClO2)2 + H3PO4 =>
Ca3(PO4)2 + 6 HClO2 = 3 Ca(ClO2)2 + 2 H3PO4
CuSO4 + NH3 = [Cu(NH3)4]SO4 =>
CuSO4 + 4 NH3 = [Cu(NH3)4]SO4
SiCl4 + H2 + O2 = SiO2 + HCl =>
SiCl4 + 2 H2 + O2 = SiO2 + 4 HCl
Co + H2SO4 = CoSO4 + H2 =>
Co + H2SO4 = CoSO4 + H2
Zn + S + O2 = ZnSO4 =>
Zn + S + 2 O2 = ZnSO4
Ba + N + O = Ba(NO3)2 =>
Ba + 2 N + 6 O = Ba(NO3)2
Zr + HNO3 + HF = H2ZrF6 + NO + H2O =>
3 Zr + 4 HNO3 + 18 HF = 3 H2ZrF6 + 4 NO + 8 H2O
C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O
As2S5 + HNO3 = H3AsO4 + NO2 + H2SO4 + H2O =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 40 NO2 + 5 H2SO4 + 12 H2O
H2PtCl6*5H2O + NaBH4 + NaOH = NaCl + Pt + B(OH)4 + H2O =>
9 H2PtCl6*5H2O + 4 NaBH4 + 50 NaOH = 54 NaCl + 9 Pt + 4 B(OH)4 + 79 H2O
Cu{2+}(aq) + Ag(s) = Ag{+}(aq) + Cu(s) =>
Cu{2+}(aq) + 2 Ag(s) = 2 Ag{+}(aq) + Cu(s)
HI + CH3CH2NH2 = CH3CH2NH3I =>
HI + CH3CH2NH2 = CH3CH2NH3I
H2PtCl6*5H2O + NaBH4 + NaOH = NaCl + Pt + B(OH)4 + H2O =>
9 H2PtCl6*5H2O + 4 NaBH4 + 50 NaOH = 54 NaCl + 9 Pt + 4 B(OH)4 + 79 H2O
Al2O3(s) + H2SO4 = Al2(SO4)3(aq) + H2O(l) =>
Al2O3(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2O(l)
Fe + K2SO4 = FeSO4 + K =>
Fe + K2SO4 = FeSO4 + 2 K
MnO2 + SnO = SnO2 + MnO =>
MnO2 + SnO = SnO2 + MnO
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