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2 HF + S = F2 + H2S
KHCO3 + KOH = K2CO3 + H2O =>
KHCO3 + KOH = K2CO3 + H2O
FeO(s) + Al(s) = Fe(s) + Al2O3(s) =>
3 FeO(s) + 2 Al(s) = 3 Fe(s) + Al2O3(s)
KCl + Na[Co(NO2)6] = K[Co(NO2)6] + NaCl =>
KCl + Na[Co(NO2)6] = K[Co(NO2)6] + NaCl
K2O(s) + H2O(i) = KOH(aq) =>
K2O(s) + H2O(i) = 2 KOH(aq)
K3Fe(CN)6 + Na3Co(NO2)6 = Na3Fe(NO2)6 + K3Co(CN)6 =>
K3Fe(CN)6 + Na3Co(NO2)6 = Na3Fe(NO2)6 + K3Co(CN)6
Ca + MgSO4 = CaSO4 + Mg =>
Ca + MgSO4 = CaSO4 + Mg
Rb2SO3 + HBr = RbBr + H2SO3 =>
Rb2SO3 + 2 HBr = 2 RbBr + H2SO3
Cd + Na2S = CdS + Na =>
Cd + Na2S = CdS + 2 Na
ZnSO4 + (NH4)2SO4 = SO4 + Zn(NH4)2 =>
ZnSO4 + (NH4)2SO4 = 2 SO4 + Zn(NH4)2
NH4HSO4 + BaCl2 = BaSO4 + HCl + NH4Cl =>
NH4HSO4 + BaCl2 = BaSO4 + HCl + NH4Cl
H2SeO3Li2O = H2OLi2(SeO3) =>
H2SeO3Li2O = H2OLi2(SeO3)
MnO2 + Br2 + H2O = MnO4{-} + Br{-} + H{+} =>
2 MnO2 + 3 Br2 + 4 H2O = 2 MnO4{-} + 6 Br{-} + 8 H{+}
HgNO3 + HCl = HgCl4 + NO + H2O =>
HgNO3 + 4 HCl = HgCl4 + NO + 2 H2O
NaOH + ZnF2 = NaF + Zn(OH)2 =>
2 NaOH + ZnF2 = 2 NaF + Zn(OH)2
Ba + HNO3 = Ba(NO3)2 + H2O + NO2 =>
Ba + 4 HNO3 = Ba(NO3)2 + 2 H2O + 2 NO2
FeS + HNO3 + H2S04 = Fe2(SO4)3 + NO + H2O =>
24 FeS + 98 HNO3 + 3 H2S04 = 12 Fe2(SO4)3 + 98 NO + 52 H2O
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
SrCl2 + NaOH = SrNa + Cl2OH =>
SrCl2 + NaOH = SrNa + Cl2OH
K2Cr2O7 + HBr = Br2 + CrBr3 + KBr + H2O =>
K2Cr2O7 + 14 HBr = 3 Br2 + 2 CrBr3 + 2 KBr + 7 H2O
Ag2SO3 + HCl = AgCl + H2O + SO2 =>
Ag2SO3 + 2 HCl = 2 AgCl + H2O + SO2
NaCl + CaBr2 = CaCl2 + NaBr =>
2 NaCl + CaBr2 = CaCl2 + 2 NaBr
Ca(g) + F2(g) = CaF2(s) =>
Ca(g) + F2(g) = CaF2(s)
K2O + HBr = KBr + H2O =>
K2O + 2 HBr = 2 KBr + H2O
KMhO4 = K2MhO4 + Mh + O2 =>
2 KMhO4 = K2MhO4 + Mh + 2 O2
Fe3O4 + HI = FeI + I + H2O =>
Fe3O4 + 8 HI = 3 FeI + 5 I + 4 H2O
K2O + HBr = KBr + H2O =>
K2O + 2 HBr = 2 KBr + H2O
Cr2O3 + K2SO3 = KCrO2 + SO2 =>
Cr2O3 + K2SO3 = 2 KCrO2 + SO2
Al + NH4NO3 = N2 + H2O + Al2O3 =>
2 Al + 3 NH4NO3 = 3 N2 + 6 H2O + Al2O3
C6H7O2(OH)3 + NO2HSO4 = C6H7O2(NO3)2OH + H2SO4 =>
C6H7O2(OH)3 + 2 NO2HSO4 = C6H7O2(NO3)2OH + 2 H2SO4
Na2SO4 + KOH = K2SO4 + Na(OH) =>
Na2SO4 + 2 KOH = K2SO4 + 2 Na(OH)
Ba + HNO3 = Ba(NO3)2 + N2O + H2O =>
4 Ba + 10 HNO3 = 4 Ba(NO3)2 + N2O + 5 H2O
HCl + AlFe = AlFeCl3 + H2 =>
6 HCl + 2 AlFe = 2 AlFeCl3 + 3 H2
C3H6O4 + O2 = CO + H2O =>
C3H6O4 + O2 = 3 CO + 3 H2O
Ba(NO3)2 + PbSO4 = BaSO4 + Pb(NO3)2 =>
Ba(NO3)2 + PbSO4 = BaSO4 + Pb(NO3)2
NiO + H = NiOH =>
NiO + H = NiOH
H2SO4 + SO4 = H2S2O8 =>
H2SO4 + SO4 = H2S2O8
Ba(NO3)2 + Zn(NO3)2 = Ba(NO3)2Zn(NO3)2 =>
Ba(NO3)2 + Zn(NO3)2 = Ba(NO3)2Zn(NO3)2
HBr + Mg = H2 + MgBr2 =>
2 HBr + Mg = H2 + MgBr2
Sn + HNO3 = Sn(NO3)2 + NH4NO3 + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
B4H10 + H2O = H3BO3 + H2 =>
B4H10 + 12 H2O = 4 H3BO3 + 11 H2
Mg + HNO3 = MgNO3 + H22 =>
22 Mg + 22 HNO3 = 22 MgNO3 + H22
Na2S + HgS = Na2HgS2 =>
Na2S + HgS = Na2HgS2
Ca5(PO4)3F + H3PO4 + H2O = Ca(H2PO4)2H2O + HF =>
Ca5(PO4)3F + 7 H3PO4 + 5 H2O = 5 Ca(H2PO4)2H2O + HF
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
N2O + ClO = Cl + NO2 =>
N2O + 3 ClO = 3 Cl + 2 NO2
Ca5(PO4)3F + H3PO4 + H2O = Ca(H2PO4)2H2O + HF =>
Ca5(PO4)3F + 7 H3PO4 + 5 H2O = 5 Ca(H2PO4)2H2O + HF
Ca(s) + CuNO3(aq) = Cu(s) + Ca(NO3)2(aq) =>
Ca(s) + 2 CuNO3(aq) = 2 Cu(s) + Ca(NO3)2(aq)
Sc(s) + HI(aq) = ScI3(aq) + H2(g) =>
2 Sc(s) + 6 HI(aq) = 2 ScI3(aq) + 3 H2(g)
KCN + Cd(CN)2 = K2[Cd(CN)4] =>
2 KCN + Cd(CN)2 = K2[Cd(CN)4]
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