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CuCO3(s) = CuO(s) + CO2(g)
CaSO4 + HNO3 = Ca(NO3)2 + SO3 + H2O =>
CaSO4 + 2 HNO3 = Ca(NO3)2 + SO3 + H2O
Cl2(g) + KF(aq) = KCl(aq) + F2(g) =>
Cl2(g) + 2 KF(aq) = 2 KCl(aq) + F2(g)
CuSO4 + Zn(NO3)2 = CuNO3 + Zn(SO4)2 =>
2 CuSO4 + Zn(NO3)2 = 2 CuNO3 + Zn(SO4)2
H2SNaO = NaSH2O =>
H2SNaO = NaSH2O
Fe2 + HNO3 = Fe(NO3)3 + H2 =>
Fe2 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
BaCl2(aq) + K2SO4 = BaSO4(s) + KCl(aq) =>
BaCl2(aq) + K2SO4 = BaSO4(s) + 2 KCl(aq)
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
NH3 + HNO3 = H2O + N2O3 =>
NH3 + 3 HNO3 = 3 H2O + 2 N2O3
Li2CO3 + CH3COOH = LiCH3COOH + CO2 + H2O =>
4 Li2CO3 + 9 CH3COOH = 8 LiCH3COOH + 6 CO2 + 2 H2O
NaIO3 + NaHSO3 + SO2 = NaHSO4 + Na2SO3 + I2 =>
2 NaIO3 + 5 NaHSO3 + SO2 = 5 NaHSO4 + Na2SO3 + I2
MgSO3(s) + HCl(aq) = MgCl2 + H2O + SO2 =>
MgSO3(s) + 2 HCl(aq) = MgCl2 + H2O + SO2
CHCl3 + Br + H2O = HBr + HCl + CO2 =>
CHCl3 + 2 Br + 2 H2O = 2 HBr + 3 HCl + CO2
NaAl3Si3O10(OH)2 + H2O + H = Al2Si2O5(OH)4 + Na =>
2 NaAl3Si3O10(OH)2 + 3 H2O + 2 H = 3 Al2Si2O5(OH)4 + 2 Na
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
Al2(SO4)3 + Mg(OH)2 = Al(OH)3 + Mg(SO4) =>
Al2(SO4)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg(SO4)
Ti(s) + O2(g) = Ti2O3(g) =>
4 Ti(s) + 3 O2(g) = 2 Ti2O3(g)
VO2 + SO3 = V + SO4 =>
VO2 + 2 SO3 = V + 2 SO4
CuCl + NaOH = CuOH + NaCl =>
CuCl + NaOH = CuOH + NaCl
P4 + NaOH + H2O = H3P + NaHPO3 =>
7 P4 + 12 NaOH + 24 H2O = 16 H3P + 12 NaHPO3
PbCO3 + CH3COOH = Pb(C2H3O2)2 + CO2 + H2O =>
PbCO3 + 2 CH3COOH = Pb(C2H3O2)2 + CO2 + H2O
CH3Cl + Br2 = CH3Br + Cl2 =>
2 CH3Cl + Br2 = 2 CH3Br + Cl2
AgNO3 = Ag2O + NO2 + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO2 + O2
H2C6H6O6 + O2 = CO2 + H2O =>
H2C6H6O6 + 5 O2 = 6 CO2 + 4 H2O
SnBr4 + Zn = ZnBr2 + Sn =>
SnBr4 + 2 Zn = 2 ZnBr2 + Sn
NaCl + K[Sb(OH6)] = Na[Sb(OH6)] + KCl =>
NaCl + K[Sb(OH6)] = Na[Sb(OH6)] + KCl
CH3COOH + NaHCO3 = H2CO3 + NaC2H3O2 =>
CH3COOH + NaHCO3 = H2CO3 + NaC2H3O2
P(s) + Cl2 = PCl5 =>
2 P(s) + 5 Cl2 = 2 PCl5
HBr(aq) + NH3(aq) = H3 + NBr(aq) =>
3 HBr(aq) + 3 NH3(aq) = 4 H3 + 3 NBr(aq)
C2H4Br2 + NaOH = C2H6O2 + NaBr =>
C2H4Br2 + 2 NaOH = C2H6O2 + 2 NaBr
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + Na2(NO3)2 =>
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + Na2(NO3)2
Mn2(SO4)3 = Mn2O3 + SO3 =>
Mn2(SO4)3 = Mn2O3 + 3 SO3
N3I = N2 + I2 =>
2 N3I = 3 N2 + I2
NH4Br(aq) + KOH(aq) = KBr(aq) + NH3(aq) + H2O(l) =>
NH4Br(aq) + KOH(aq) = KBr(aq) + NH3(aq) + H2O(l)
Co2S + O2 = Co + SO2 =>
Co2S + O2 = 2 Co + SO2
KBr + H2SO4 + KMnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 6 H2SO4 + 2 KMnO2 = 4 KHSO4 + 2 MnSO4 + 4 H2O + Br2
CrCl2 + NaNO3 + HCl = CrCl3 + NaCl + H2O + NO =>
3 CrCl2 + NaNO3 + 4 HCl = 3 CrCl3 + NaCl + 2 H2O + NO
CrHg2O4 = Cr2O3 + Hg + O =>
2 CrHg2O4 = Cr2O3 + 4 Hg + 5 O
NaBH4(s) + BF3(g) = B2H6(g) + NaBF4(s) =>
3 NaBH4(s) + 4 BF3(g) = 2 B2H6(g) + 3 NaBF4(s)
H3O + Na2CO3 = CO2 + H2O + Na =>
2 H3O + Na2CO3 = CO2 + 3 H2O + 2 Na
AuCl3 + KOH = Au(OH)3 + KCl =>
AuCl3 + 3 KOH = Au(OH)3 + 3 KCl
CH3COOH + NaOH + H2O = CH3COONa*3H2O =>
CH3COOH + NaOH + 2 H2O = CH3COONa*3H2O
C2H4O + Cr2O7{2-} + H{+} = C2H4O2 + H2O + Cr3{+} =>
17 C2H4O + 3 Cr2O7{2-} + 8 H{+} = 17 C2H4O2 + 4 H2O + 2 Cr3{+}
BiCl3(aq) + NaOH(aq) = Bi(OH)3 + NaCl =>
BiCl3(aq) + 3 NaOH(aq) = Bi(OH)3 + 3 NaCl
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Co(NO3)2 + RbBr = CoBr2 + RbNO3 =>
Co(NO3)2 + 2 RbBr = CoBr2 + 2 RbNO3
C7O3H6 + C4O3H6 = C9O4H8 =>
11 C7O3H6 + C4O3H6 = 9 C9O4H8
Mg(C2H3O2)2 + AgNO3 = Mg(NO3)2 + Ag(C2H3O2) =>
Mg(C2H3O2)2 + 2 AgNO3 = Mg(NO3)2 + 2 Ag(C2H3O2)
(NH4)2MoO4 + PO4{-3} + H{+} + Cl{-} = (NH4)3PMo12O40 + H2O + (NH4)Cl =>
12(NH4)2MoO4 + PO4{-3} + 24 H{+} + 21 Cl{-} = (NH4)3PMo12O40 + 12 H2O + 21(NH4)Cl
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