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CuS(s) + 2 HCl(aq) = CuCl2 + H2S
Mg(s) + Sn(NO3)4 = Mg(NO3)2 + Sn =>
2 Mg(s) + Sn(NO3)4 = 2 Mg(NO3)2 + Sn
H4O3 = H2O + O2 =>
2 H4O3 = 4 H2O + O2
CH4 + O2 = carbondioxide + water =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
Cu + NO{3}{-} = Cu{2+} + NO =>
3 Cu + 2 NO{3}{-} = 3 Cu{2+} + 2 NO
H2O + K2S + K2MnO4 = S + MnO2 + KOH =>
2 H2O + K2S + K2MnO4 = S + MnO2 + 4 KOH
HBr + CaCN = CaBr + HCN =>
HBr + CaCN = CaBr + HCN
MgCrO4 = Mg + O2 + Cr =>
MgCrO4 = Mg + 2 O2 + Cr
NaI + Cl2 = I + ClNa =>
2 NaI + Cl2 = 2 I + 2 ClNa
C + HCl = CH + Cl =>
C + HCl = CH + Cl
K2SO4 + Na2HPO4 = K2HPO4 + Na2SO4 =>
K2SO4 + Na2HPO4 = K2HPO4 + Na2SO4
K2S2O8 + KI = K3S2O8I =>
K2S2O8 + KI = K3S2O8I
Na2Cr2O7 + HSO3{-} + H2SO4 = Cr2(SO4)3 + HSO4{-} + Na2SO4 + H2O =>
Na2Cr2O7 + 3 HSO3{-} + 4 H2SO4 = Cr2(SO4)3 + 3 HSO4{-} + Na2SO4 + 4 H2O
CaO + H2O = CaH + O2 =>
4 CaO + 2 H2O = 4 CaH + 3 O2
Fe(OH)3 + K2O = Fe2O3 + KOH =>
2 Fe(OH)3 + 3 K2O = Fe2O3 + 6 KOH
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
H2Cr2O7 = Cr2O7 + H2 =>
H2Cr2O7 = Cr2O7 + H2
Ca(OH)2 + Cl2 = (CaClO3)2 + CaCl2 + H2 =>
3 Ca(OH)2 + 2 Cl2 = (CaClO3)2 + CaCl2 + 3 H2
SO4{2-} + Zn{2+} = ZnSO4 =>
SO4{2-} + Zn{2+} = ZnSO4
K3PO4 + AgNo3 = Ag3PO4 + KNo3 =>
K3PO4 + 3 AgNo3 = Ag3PO4 + 3 KNo3
C + HCl = CCl2 + H2 =>
C + 2 HCl = CCl2 + H2
Cl2O7 + OH{-} = ClO2{2-} + O2 + H2O =>
2 Cl2O7 + 8 OH{-} = 4 ClO2{2-} + 5 O2 + 4 H2O
Mn(OH)2 + KOH + Cl2 = K2MnO4 + HCl =>
Mn(OH)2 + 2 KOH + 2 Cl2 = K2MnO4 + 4 HCl
SnO + H = Sn + H2O =>
SnO + 2 H = Sn + H2O
CrI3 + NaOH + NaIO3 = Na2CrO4 + NaI + H2O =>
2 CrI3 + 10 NaOH + NaIO3 = 2 Na2CrO4 + 7 NaI + 5 H2O
HCl + BaCl2 = H2Ba + Cl =>
2 HCl + BaCl2 = H2Ba + 4 Cl
Zn + HCl = Zn{2+} + H{-} + Cl{-} =>
Zn + HCl = Zn{2+} + H{-} + Cl{-}
FeSO + KClO3 + H2SO4 = Fe(SO4)3 + KCl + H2O =>
3 FeSO + 5 KClO3 + 6 H2SO4 = 3 Fe(SO4)3 + 5 KCl + 6 H2O
NaH(CO3) + HCl = NaCl + H2(CO3) =>
NaH(CO3) + HCl = NaCl + H2(CO3)
Bi2(SO4)3 + K2CrO4 = Bi2(CrO4)3 + K2SO4 =>
Bi2(SO4)3 + 3 K2CrO4 = Bi2(CrO4)3 + 3 K2SO4
C22H44O11 + O2 = CO2 + H2O =>
2 C22H44O11 + 55 O2 = 44 CO2 + 44 H2O
FeSO4 + HBrO + HCl = FeCl3 + FeBr3 + Fe2(SO4)3 + H2O =>
6 FeSO4 + 3 HBrO + 3 HCl = FeCl3 + FeBr3 + 2 Fe2(SO4)3 + 3 H2O
Al + H3PO4 = Al3(PO4)2 + H =>
3 Al + 2 H3PO4 = Al3(PO4)2 + 6 H
Mg + HCl + C6H5Br + C13H10O = C19H16O + MgBrCl =>
Mg + HCl + C6H5Br + C13H10O = C19H16O + MgBrCl
NH4OH + H2S = H(OH) + (NH4)2S =>
2 NH4OH + H2S = 2 H(OH) + (NH4)2S
Ag2CO3 + HNO3 = H2O + CO2 + AgNO3 =>
Ag2CO3 + 2 HNO3 = H2O + CO2 + 2 AgNO3
MgCl2 + MgSO4 = Mg + Cl2SO4 =>
MgCl2 + MgSO4 = 2 Mg + Cl2SO4
HCl(aq) + K2SO3(aq) = H2SO3(g) + KCl(aq) =>
2 HCl(aq) + K2SO3(aq) = H2SO3(g) + 2 KCl(aq)
Cu + HNO3 = Cu(NO3)2 + H2O + N3O =>
13 Cu + 32 HNO3 = 13 Cu(NO3)2 + 16 H2O + 2 N3O
Na2CO3 + BaCl = NaCl + Ba2CO3 =>
Na2CO3 + 2 BaCl = 2 NaCl + Ba2CO3
HBr(aq) + Li2SO3(s) = H2SO3 + LiBr =>
2 HBr(aq) + Li2SO3(s) = H2SO3 + 2 LiBr
Cl2(g) + NaBr(ac) = NaCl + Br2 =>
Cl2(g) + 2 NaBr(ac) = 2 NaCl + Br2
NHO3 + H2O = NO3 + H3O =>
NHO3 + H2O = NO3 + H3O
(a)FeCl3 + NaOH = Fe(OH)3 + NaCl =>
(a)FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
MgSO4*3H2O = Mg + SO4*3H2O =>
MgSO4*3H2O = Mg + SO4*3H2O
C4H10S + NaOCl(aq) = C8H18S2 + NaCl(aq) + H2O(l) =>
2 C4H10S + NaOCl(aq) = C8H18S2 + NaCl(aq) + H2O(l)
Al(NO3)3*9H2O + NH4OH = Al(OH)3 + NO2 + H2O =>
7 Al(NO3)3*9H2O + 3 NH4OH = 7 Al(OH)3 + 24 NO2 + 60 H2O
Na2C2O4 + Fe2(C2O4)3 = Na3[Fe(C2O4)3] =>
3 Na2C2O4 + Fe2(C2O4)3 = 2 Na3[Fe(C2O4)3]
HCl + Pb + O2 = PbCl2 + H2O =>
4 HCl + 2 Pb + O2 = 2 PbCl2 + 2 H2O
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