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2 HBr(aq) = H2(g) + Br2(aq)
Fe + S = FeS =>
Fe + S = FeS
HBr(aq) = H + Br =>
HBr(aq) = H + Br
FeCO3 + H2S = FeS + H2O + CO2 =>
FeCO3 + H2S = FeS + H2O + CO2
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
PBSO4 + NaCl = Na2SO4 + Na2PBCl4 =>
PBSO4 + 4 NaCl = Na2SO4 + Na2PBCl4
CaC2 + HNO3 = CaHNO3 + C =>
CaC2 + HNO3 = CaHNO3 + 2 C
Cu + HCl(aq) = CuCl + H =>
Cu + HCl(aq) = CuCl + H
HBr(aq) = H(g) + Br(l) =>
HBr(aq) = H(g) + Br(l)
KOH + H3PO4 = K3PO4 + H2O(l) =>
3 KOH + H3PO4 = K3PO4 + 3 H2O(l)
CaC2 + HNO3 = CaHNO3 + C =>
CaC2 + HNO3 = CaHNO3 + 2 C
Be + NaOH + H2O = NaBeO2 + H2 =>
2 Be + 2 NaOH + 2 H2O = 2 NaBeO2 + 3 H2
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
Cu(NO3)2(ac) + NaOH(ac) = Cu(OH)2(s) + Na(NO3)(ac) =>
Cu(NO3)2(ac) + 2 NaOH(ac) = Cu(OH)2(s) + 2 Na(NO3)(ac)
Pb(C2H3O2)2 + H2S = PbS + C2H4O2 =>
Pb(C2H3O2)2 + H2S = PbS + 2 C2H4O2
AgCl + KNO3 = AgNO3 + KCl =>
AgCl + KNO3 = AgNO3 + KCl
AlCl3 + Na3AlO3 = NaCl + Al2O3 =>
AlCl3 + Na3AlO3 = 3 NaCl + Al2O3
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3(s) + NH4NO3 =>
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3(s) + 2 NH4NO3
KI + H2(SO4) = K2(SO4) + I2 + H2S + H2O =>
8 KI + 5 H2(SO4) = 4 K2(SO4) + 4 I2 + H2S + 4 H2O
Pb + COH2 = PbCOH2 =>
Pb + COH2 = PbCOH2
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3(s) + NH4NO3(aq) =>
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3(s) + 2 NH4NO3(aq)
LiNO3 + Al(NO3)3 + NH4HCO3 = LiAl5O8 + H2O + N2 + CO =>
LiNO3 + 5 Al(NO3)3 + 80 NH4HCO3 = LiAl5O8 + 200 H2O + 48 N2 + 80 CO
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
C7H7Cl + KMnO4 = C7H5ClO2 + MnO2 + KOH =>
C7H7Cl + 2 KMnO4 = C7H5ClO2 + 2 MnO2 + 2 KOH
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3 + NH4NO3 =>
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3 + 2 NH4NO3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Ni(CH3COOH)2 + MnCl2 = NiCl2 + Mn(CH3COOH)2 =>
Ni(CH3COOH)2 + MnCl2 = NiCl2 + Mn(CH3COOH)2
CuS + O2 = SO2 + Cu =>
CuS + O2 = SO2 + Cu
Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
Cr2(S04)3 + KMnO4 + H2SO4 = MnSO4 + K2CrO4 + K2SO4 + H2O =>
5 Cr2(S04)3 + 84 KMnO4 + 56 H2SO4 = 84 MnSO4 + 10 K2CrO4 + 32 K2SO4 + 56 H2O
CaC2 + HNO3 = CaHNO3 + C =>
CaC2 + HNO3 = CaHNO3 + 2 C
Si2 + Br = SiBr4 =>
Si2 + 8 Br = 2 SiBr4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CuCl2 + MgSO4 = MgCl2 + CuSO4 =>
CuCl2 + MgSO4 = MgCl2 + CuSO4
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
Li2S + HgCl2 = LiCl + HgS =>
Li2S + HgCl2 = 2 LiCl + HgS
KCN + CaF2 = KF + Ca(CN)2 =>
2 KCN + CaF2 = 2 KF + Ca(CN)2
Iron + chlorine = iron(III)chloride =>
2 Fe + 3 Cl2 = 2 FeCl3
MgCO3 + HI = MgI + CO3H =>
MgCO3 + HI = MgI + CO3H
As3(PO4)5 + Mg3(BO3)2 = As3(BO3)5 + Mg3(PO4)2 =>
2 As3(PO4)5 + 5 Mg3(BO3)2 = 2 As3(BO3)5 + 5 Mg3(PO4)2
Al2 + HBr = AlBr3 + H =>
Al2 + 6 HBr = 2 AlBr3 + 6 H
NO + H2O = NH3 + OH =>
NO + 4 H2O = NH3 + 5 OH
BeH2 + H2O = Be(OH)2 + H2 =>
BeH2 + 2 H2O = Be(OH)2 + 2 H2
NaMnO4 + HI = I2 + NaI + MnI2 + H2O =>
2 NaMnO4 + 16 HI = 5 I2 + 2 NaI + 2 MnI2 + 8 H2O
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
H2O2 + ClO2 = HClO2 + O2 =>
H2O2 + 2 ClO2 = 2 HClO2 + O2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
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