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Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2 + KNO3 =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2 + 2 KNO3
NH3 + H2O = NH3*2H2O =>
NH3 + 2 H2O = NH3*2H2O
HCl + K2Cr2O7 = KCl + CrCl2 + Cl2 + H2O =>
14 HCl + K2Cr2O7 = 2 KCl + 2 CrCl2 + 4 Cl2 + 7 H2O
CaCl2 + H2O = CaO + HCl =>
CaCl2 + H2O = CaO + 2 HCl
CH4N2O + NaOH = NH3 + Na2CO3 =>
CH4N2O + 2 NaOH = 2 NH3 + Na2CO3
Li + SO2 = LiSO2 =>
Li + SO2 = LiSO2
Sr + O2 = Sr2O =>
4 Sr + O2 = 2 Sr2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Li(SO4) + SrCl = LiCl + Sr(SO4) =>
Li(SO4) + SrCl = LiCl + Sr(SO4)
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
CH3Cl + NH3(g) = CH3NH2 + NH4Cl =>
CH3Cl + 2 NH3(g) = CH3NH2 + NH4Cl
Mg(s) + FeSO4(aq) = Mg(SO4)2(aq) + Fe(s) =>
Mg(s) + 2 FeSO4(aq) = Mg(SO4)2(aq) + 2 Fe(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CrCl3 + H2SO4(aq) = Cr2(SO4)3 + HCl(aq) =>
2 CrCl3 + 3 H2SO4(aq) = Cr2(SO4)3 + 6 HCl(aq)
Cs2CO3 + HClO4 = CsClO4 + H2CO3 =>
Cs2CO3 + 2 HClO4 = 2 CsClO4 + H2CO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaBH4 + S + NH3 + H2O = (NH4)2S + NaBO2 =>
NaBH4 + 4 S + 8 NH3 + 2 H2O = 4(NH4)2S + NaBO2
KMnO4 + KNO2 = MnO2 + NO2 + KO =>
KMnO4 + KNO2 = MnO2 + NO2 + 2 KO
ZnSO4 + HOH = (ZnOH)2SO4 + H2SO4 =>
2 ZnSO4 + 2 HOH = (ZnOH)2SO4 + H2SO4
HSO4 + Zn = Zn2SO4 + H =>
HSO4 + 2 Zn = Zn2SO4 + H
S2Fe + O2 = SO2 + Fe2O3 =>
4 S2Fe + 11 O2 = 8 SO2 + 2 Fe2O3
C5H12O + O2 = CO2 + H2O(water) =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O(water)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KBr(aq) + NH4Cl(aq) = KCl(aq) + NH4Br(s) =>
KBr(aq) + NH4Cl(aq) = KCl(aq) + NH4Br(s)
C3H12 + N2Cl4 = H2 + CCl4 + N2 =>
C3H12 + 3 N2Cl4 = 6 H2 + 3 CCl4 + 3 N2
Fe + Al(OH)3 = Fe3Al(OH)3 =>
3 Fe + Al(OH)3 = Fe3Al(OH)3
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
H3AsO3 = As2O3 + H2O =>
2 H3AsO3 = As2O3 + 3 H2O
P(s) + O2(g) = P4O6(s) =>
4 P(s) + 3 O2(g) = P4O6(s)
Na + H = Na2H3 =>
2 Na + 3 H = Na2H3
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
NO3 + Ca = Ca(NO3)2 =>
2 NO3 + Ca = Ca(NO3)2
FeS + O2 + H2O = Fe2O3 + H2SO4 =>
4 FeS + 9 O2 + 4 H2O = 2 Fe2O3 + 4 H2SO4
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu =>
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu
HNO3 + KMnO4 + HNO2 = Mn(NO3)2 + KNO3 + H2O =>
HNO3 + 2 KMnO4 + 5 HNO2 = 2 Mn(NO3)2 + 2 KNO3 + 3 H2O
HNO3(aq) + KI(aq) = NO(g) + I2(s) + H2O(l) + KNO3(aq) =>
8 HNO3(aq) + 6 KI(aq) = 2 NO(g) + 3 I2(s) + 4 H2O(l) + 6 KNO3(aq)
BiCl3 + H2S = Bi2S3 + HCl =>
2 BiCl3 + 3 H2S = Bi2S3 + 6 HCl
Zn + MnO2 + NH4Cl = Mn2O3 + Zn(NH3)2Cl2 + H2O =>
Zn + 2 MnO2 + 2 NH4Cl = Mn2O3 + Zn(NH3)2Cl2 + H2O
(NH4)3PO4 + CaCl2 = Ca3(PO4)2 + NH4Cl =>
2(NH4)3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NH4Cl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2S2O3 + K2Cr2O7 + HCl = S + Na2SO4 + CrCl3 + KCl + H2O =>
3 Na2S2O3 + K2Cr2O7 + 8 HCl = 3 S + 3 Na2SO4 + 2 CrCl3 + 2 KCl + 4 H2O
CuCI + H2S = Cu2S + HCI =>
2 CuCI + H2S = Cu2S + 2 HCI
Na2CO3 + Mg(NO3)2 = MgCO3 + NaNO3 =>
Na2CO3 + Mg(NO3)2 = MgCO3 + 2 NaNO3
Zn + Fe2O3 = Fe + ZnO =>
3 Zn + Fe2O3 = 2 Fe + 3 ZnO
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
MgO + NO2 = MgO2 + NO =>
MgO + NO2 = MgO2 + NO
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