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3 Ca3(PO4)2 + 6 Si = 2 Si3(PO4)3 + 9 Ca
MnCl2 + S(NH4)2 = Cl(NH4) + MnS =>
MnCl2 + S(NH4)2 = 2 Cl(NH4) + MnS
Cl4H4 + Fl4 = Cl2 + Fl4H4 =>
Cl4H4 + Fl4 = 2 Cl2 + Fl4H4
NaClO + NaSO3 = NaCl + NaSO4 =>
NaClO + NaSO3 = NaCl + NaSO4
CH3CHOHCOOH + HCl = CH3CHClCOOH + H2O =>
CH3CHOHCOOH + HCl = CH3CHClCOOH + H2O
CaS + Na = Ca + NaS =>
CaS + Na = Ca + NaS
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
Be + NaCl = BeCl + Na =>
Be + NaCl = BeCl + Na
NaOH(g) + H2S(au) = Na2S(aq) + H2O(l) =>
2 NaOH(g) + H2S(au) = Na2S(aq) + 2 H2O(l)
Ag3N + KI = AgI + K3N =>
Ag3N + 3 KI = 3 AgI + K3N
H2SO4 + CsHCO3 = H2O + CO2 + CsHSO4 =>
H2SO4 + CsHCO3 = H2O + CO2 + CsHSO4
Ni + NaCl = Na + Ni2Cl3 =>
2 Ni + 3 NaCl = 3 Na + Ni2Cl3
AlCl3 + Na2 + CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2 + 3 CO3 = Al2(CO3)3 + 6 NaCl
Fe(OH)3CaO = FeOCa(OH)3 =>
Fe(OH)3CaO = FeOCa(OH)3
Pd(OH)2 + H3PO4 = Pd3(PO4)2 + H2O =>
3 Pd(OH)2 + 2 H3PO4 = Pd3(PO4)2 + 6 H2O
Sn + Fe{3+} = Sn{4+} + Fe{2+} =>
Sn + 4 Fe{3+} = Sn{4+} + 4 Fe{2+}
MgOH2HCl = H3OMgCl =>
MgOH2HCl = H3OMgCl
Pb + S = Pb6S4 =>
6 Pb + 4 S = Pb6S4
C + Cl = CCl4 =>
C + 4 Cl = CCl4
MnO4{-} + I{-} + H{+} = Mn{2+} + H2O + I2 =>
2 MnO4{-} + 10 I{-} + 16 H{+} = 2 Mn{2+} + 8 H2O + 5 I2
NH4Fe(SO4)2*3H2O + Na2CO3 = Fe(OH)3 + NH4{+} + SO4{2-} + Na{+} + HCO3{-} =>
NH4Fe(SO4)2*3H2O + 3 Na2CO3 = Fe(OH)3 + NH4{+} + 2 SO4{2-} + 6 Na{+} + 3 HCO3{-}
CO3 = C + O =>
CO3 = C + 3 O
(NH4)2MoO4 + PO4{3-} + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + NO3{-} + H2O =>
12(NH4)2MoO4 + PO4{3-} + 24 HNO3 = (NH4)3PO4*12MoO3 + 21 NH4NO3 + 3 NO3{-} + 12 H2O
Po + O2 = PoO2 =>
Po + O2 = PoO2
PbS(s) + HNO3(ac) = Pb(NO3)2(ac) + H2S(g) =>
PbS(s) + 2 HNO3(ac) = Pb(NO3)2(ac) + H2S(g)
H2O + B2O5 + N2O5 = B3N3H6 + O2 =>
6 H2O + 3 B2O5 + 3 N2O5 = 2 B3N3H6 + 18 O2
HF = H + F =>
HF = H + F
C3H8O3 + Cr2O7{2-} + H{+} = CO2 + Cr{3+} + H2O =>
3 C3H8O3 + 7 Cr2O7{2-} + 56 H{+} = 9 CO2 + 14 Cr{3+} + 40 H2O
C3 + H8 + O3 = CO2H2O =>
4 C3 + 3 H8 + 12 O3 = 12 CO2H2O
HSiCl + H2O = H8Si4O4 + HCl =>
4 HSiCl + 4 H2O = H8Si4O4 + 4 HCl
MgSO4(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + ZnSO4(aq) =>
MgSO4(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + ZnSO4(aq)
C + HNO3 = CO2 + H2O + NO =>
3 C + 4 HNO3 = 3 CO2 + 2 H2O + 4 NO
KMnO4 + Na2C2O4 + H2SO4 = CO2 + K2SO4 + Na2SO4 + H2O + MnO =>
2 KMnO4 + 5 Na2C2O4 + 6 H2SO4 = 10 CO2 + K2SO4 + 5 Na2SO4 + 6 H2O + 2 MnO
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
MnO2 + H2SO4 = MnS + O2 + H2O =>
2 MnO2 + 2 H2SO4 = 2 MnS + 5 O2 + 2 H2O
CaMg(CO3)2 + HCl = CaMgCl + H(CO3)2 =>
CaMg(CO3)2 + HCl = CaMgCl + H(CO3)2
Al + H = AlH3 =>
Al + 3 H = AlH3
TiO2 + HBr = TiOBr2 + H2O =>
TiO2 + 2 HBr = TiOBr2 + H2O
H2CO3KOH = KHCO3H2O =>
H2CO3KOH = KHCO3H2O
SnO2 + H2C2O4*2H2O + KOH = K6[Sn2(C2O4)7] + H2O =>
2 SnO2 + 7 H2C2O4*2H2O + 6 KOH = K6[Sn2(C2O4)7] + 24 H2O
C2H5OH + C2H4O = C4H6 + H2O =>
C2H5OH + C2H4O = C4H6 + 2 H2O
KIO2 + KI + H2O = I2 + KOH =>
KIO2 + 3 KI + 2 H2O = 2 I2 + 4 KOH
Mg(HCO3)2 + CH3OOH = Mg(CH3OOH)2 + H2O + C2O =>
Mg(HCO3)2 + 10 CH3OOH = Mg(CH3OOH)2 + 17 H2O + 5 C2O
PbSO4 + PbS = Pb + SO3 =>
3 PbSO4 + PbS = 4 Pb + 4 SO3
Ca2Si + HCl = CaCl2 + SiH4 =>
Ca2Si + 4 HCl = 2 CaCl2 + SiH4
NaNO3 + H2O + Al = NH3 + NaOH + Al(OH)3 =>
3 NaNO3 + 18 H2O + 8 Al = 3 NH3 + 3 NaOH + 8 Al(OH)3
Ba(OH)2 + KMnO4 = Ba(MnO4)2 + KOH =>
Ba(OH)2 + 2 KMnO4 = Ba(MnO4)2 + 2 KOH
KBrO3 + H2SO4 + FeSO4 = Fe2(SO4)3 + KBr + H2O =>
KBrO3 + 3 H2SO4 + 6 FeSO4 = 3 Fe2(SO4)3 + KBr + 3 H2O
*Fe3O4 + H2 = Fe + H2O =>
*Fe3O4 + 4 H2 = 3 Fe + 4 H2O
N2O5 + Be(OH)2 = Be(NO3)2 + H2O =>
N2O5 + Be(OH)2 = Be(NO3)2 + H2O
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