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CaO + CO2 = CaCO3
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
Cu(NO2)2 + HNO3 = Cu(NO3)2 + HNO2 =>
Cu(NO2)2 + 2 HNO3 = Cu(NO3)2 + 2 HNO2
(NH4)2CO3 + HNO3 = NH4NO3 + CO2 + H2O =>
(NH4)2CO3 + 2 HNO3 = 2 NH4NO3 + CO2 + H2O
KOH + P2O5 = K3PO4 + H2O = =>
6 KOH + P2O5 = 2 K3PO4 + 3 H2O
I3{-} + HSO3{-} + H2O = I{-} + SO4{-2} + H{+} =>
I3{-} + HSO3{-} + H2O = 3 I{-} + SO4{-2} + 3 H{+}
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca + Al(NO2)3 = Ca(NO2)2 + Al =>
3 Ca + 2 Al(NO2)3 = 3 Ca(NO2)2 + 2 Al
CaBr2 + Cl2 = CaCl2 + Br2 =>
CaBr2 + Cl2 = CaCl2 + Br2
NH3H2O + HCl = NH4Cl + H2O =>
NH3H2O + HCl = NH4Cl + H2O
SO2 + NaOH = SOH + NaO2 =>
SO2 + NaOH = SOH + NaO2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Zn + CUSO4 = ZnSO4 + CU =>
Zn + CUSO4 = ZnSO4 + CU
FeCl2(s) + O2(g) = FeCl3(s) + Fe2O3(s) =>
12 FeCl2(s) + 3 O2(g) = 8 FeCl3(s) + 2 Fe2O3(s)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
I2 + CIO + OH{-} = CI{-} + IO3{-} + H2O =>
3 I2 + 10 CIO + 16 OH{-} = 10 CI{-} + 6 IO3{-} + 8 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe(OH)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KOH =>
Fe(OH)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KOH
CO2(g) + Ca(OH)2(aq) = Ca(HCO3)2(aq) =>
2 CO2(g) + Ca(OH)2(aq) = Ca(HCO3)2(aq)
Al(OH)3 + H2SO4 = Al2S3O12 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2S3O12 + 6 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
SiO2 + HCl = SiCl4 + H2 + O2 =>
SiO2 + 4 HCl = SiCl4 + 2 H2 + O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
KCl + NaBr = KBr + NaCl =>
KCl + NaBr = KBr + NaCl
Mn + S = MnS2 =>
Mn + 2 S = MnS2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
HCCCH3 + Na = NaCCCH3 + H2 =>
2 HCCCH3 + 2 Na = 2 NaCCCH3 + H2
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
CH3CHCH2 + KMnO4 + H2O = CH3CHOHCH2OH + KOH + MnO2 =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 3 CH3CHOHCH2OH + 2 KOH + 2 MnO2
AuCl3 + H2O2 = Au + HCl + O2 =>
2 AuCl3 + 3 H2O2 = 2 Au + 6 HCl + 3 O2
K + S = K2S =>
2 K + S = K2S
AgNO3 + Be = Be(NO3)2 + Ag =>
2 AgNO3 + Be = Be(NO3)2 + 2 Ag
Cu(s) + Pb(NO3)2 = Cu(NO3)2 + Pb(s) =>
Cu(s) + Pb(NO3)2 = Cu(NO3)2 + Pb(s)
CaS2O8 + Na3PO4 = Ca3(PO4)2 + Na2S2O8 =>
3 CaS2O8 + 2 Na3PO4 = Ca3(PO4)2 + 3 Na2S2O8
K + F = KF =>
K + F = KF
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Fe2O3 + O3 = FeO2 =>
3 Fe2O3 + O3 = 6 FeO2
H2SO3 + Cl2 = HCl + SO3 =>
H2SO3 + Cl2 = 2 HCl + SO3
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg(s) + P(s) = Mg3P(s) =>
3 Mg(s) + P(s) = Mg3P(s)
(NH4)2SO4(ag) + Ca(OH)2(s) = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(ag) + Ca(OH)2(s) = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
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