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3 MgCl2 + 2 Al(OH)3 = 2 AlCl3 + 3 Mg(OH)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
Al + HgSO4 = Hg + Al2(SO4)3 =>
2 Al + 3 HgSO4 = 3 Hg + Al2(SO4)3
MgCO3 + C4H6O5 = MgC4H4O5 + H2O + CO2 =>
MgCO3 + C4H6O5 = MgC4H4O5 + H2O + CO2
FeCO3 + CH3COOH = FeCH3COOH + CO2 + H2O =>
4 FeCO3 + 5 CH3COOH = 4 FeCH3COOH + 6 CO2 + 2 H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
NH4(OH) = NH4 + OH =>
NH4(OH) = NH4 + OH
KOH + H2O + Cr2O3 = K[Cr(OH)6] + H2 =>
2 KOH + 7 H2O + Cr2O3 = 2 K[Cr(OH)6] + 2 H2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
NH4CO3 + HI = NH4I + HCO3 =>
NH4CO3 + HI = NH4I + HCO3
NaSH + HNO3 = NaNO3 + H2S =>
NaSH + HNO3 = NaNO3 + H2S
C3H6 + Br = C3H6Br2 =>
C3H6 + 2 Br = C3H6Br2
AlCl3 + Cu(OH)2 = CuCl2 + Al(OH)3 =>
2 AlCl3 + 3 Cu(OH)2 = 3 CuCl2 + 2 Al(OH)3
K2 + S2 = K2S8 =>
K2 + 4 S2 = K2S8
C7H12O + BH4 + COH3 = C7H14O + BC4O4H12 =>
2 C7H12O + BH4 + 4 COH3 = 2 C7H14O + BC4O4H12
CrO3 + SO3 = Cr2(SO3)3 + O =>
2 CrO3 + 3 SO3 = Cr2(SO3)3 + 6 O
Zn(s) + OH{-}(aq) + H2O(l) = Zn(OH)4{-}(aq) + H2(g) =>
2 Zn(s) + 2 OH{-}(aq) + 6 H2O(l) = 2 Zn(OH)4{-}(aq) + 3 H2(g)
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
Cu(SO4) + (NH4)2S = CuS + (NH4)2SO4 =>
Cu(SO4) + (NH4)2S = CuS + (NH4)2SO4
PbI2 + HNO3 = Pb(NO3)2 + H + I =>
PbI2 + 2 HNO3 = Pb(NO3)2 + 2 H + 2 I
CaCO3(s) + H2SO4(aq) = CO2(g) + H2O(l) + CaSO4(s) =>
CaCO3(s) + H2SO4(aq) = CO2(g) + H2O(l) + CaSO4(s)
Co + AgNO3 = Co(NO3) + Ag =>
Co + AgNO3 = Co(NO3) + Ag
(NH4)HSO3 + NaOH = H2O + NH3 + Na2SO3 =>
(NH4)HSO3 + 2 NaOH = 2 H2O + NH3 + Na2SO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mn + C = MnC2 =>
Mn + 2 C = MnC2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Ca(OH)2H2SO4 = CaSO4 + H2O =>
Ca(OH)2H2SO4 = CaSO4 + 2 H2O
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
Pb(CH3COO)2 + H2O = Pb(OH)CH3COO + CH3COOH =>
Pb(CH3COO)2 + H2O = Pb(OH)CH3COO + CH3COOH
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
LiNO3 + Na = NaNO3 + Li =>
LiNO3 + Na = NaNO3 + Li
Ga + N2 = GaN2 =>
Ga + N2 = GaN2
Cu + K4[Fe(CN)6] = Cu[Fe(CN)6] + K =>
Cu + K4[Fe(CN)6] = Cu[Fe(CN)6] + 4 K
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2C2O4(aq) + KMnO4(aq) + H2SO4(aq) = MnSO4(aq) + CO2(g) + K2SO4(aq) + H2O(l) + Na2SO4(aq) =>
5 Na2C2O4(aq) + 2 KMnO4(aq) + 8 H2SO4(aq) = 2 MnSO4(aq) + 10 CO2(g) + K2SO4(aq) + 8 H2O(l) + 5 Na2SO4(aq)
H3PO3 + AuClO3 + H2O = Au + H3PO4 + HCl =>
7 H3PO3 + 2 AuClO3 + H2O = 2 Au + 7 H3PO4 + 2 HCl
Cl2 + CrBr3 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr3 = 3 Br2 + 2 CrCl3
H2SO4 + Ca(OH)2 = H2(OH) + Ca(SO4)2 =>
2 H2SO4 + Ca(OH)2 = 2 H2(OH) + Ca(SO4)2
H2SO3 + HClO3 = H2SO4 + HCl =>
3 H2SO3 + HClO3 = 3 H2SO4 + HCl
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
P4(s) + S8 = P4S3(s) =>
8 P4(s) + 3 S8 = 8 P4S3(s)
NiS + HCl = Ni + H2S + Cl =>
NiS + 2 HCl = Ni + H2S + 2 Cl
NaCl + MgS = Na2S + MgCl2 =>
2 NaCl + MgS = Na2S + MgCl2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
SrBr2 + (NH4)2S = SrS + NH4Br =>
SrBr2 + (NH4)2S = SrS + 2 NH4Br
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