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3 CaCO3 + Fe2O3 = Fe2(CO3)3 + 3 CaO
NaBr(ac) + Cl2 = NaCl(ac) + Br2 =>
2 NaBr(ac) + Cl2 = 2 NaCl(ac) + Br2
CuSO4(aq) + NH3(aq) + H2O = Cu(OH)2 + (NH4)2SO4 =>
CuSO4(aq) + 2 NH3(aq) + 2 H2O = Cu(OH)2 + (NH4)2SO4
Fe + Cu(SO4)3 = Fe2(SO4)3 + Cu =>
2 Fe + Cu(SO4)3 = Fe2(SO4)3 + Cu
Na2S(aq) + HBr(aq) = NaBr(aq) + H2S(g) =>
Na2S(aq) + 2 HBr(aq) = 2 NaBr(aq) + H2S(g)
Fe + Co(ClO3)2 = FeClO3 + Co =>
2 Fe + Co(ClO3)2 = 2 FeClO3 + Co
Na2CO3 + NaOH = Na3CO3 + H2O + O2 =>
4 Na2CO3 + 4 NaOH = 4 Na3CO3 + 2 H2O + O2
K2SO4 = K + SO3 + O =>
K2SO4 = 2 K + SO3 + O
LiNO3(aq) + Na3PO4(aq) = Na3O3 + LiNPO4 =>
LiNO3(aq) + Na3PO4(aq) = Na3O3 + LiNPO4
C4H8O + K2Cr2O7 + H2SO4 = C4H8O2 + Cr2SO4 + H2O + K2SO4 =>
5 C4H8O + K2Cr2O7 + 2 H2SO4 = 5 C4H8O2 + Cr2SO4 + 2 H2O + K2SO4
Zn + HCl + H2O = [Zn(H2O)6]Cl2 + H2 =>
Zn + 2 HCl + 6 H2O = [Zn(H2O)6]Cl2 + H2
Li + C2H6O = C2H5OLi + H2 =>
2 Li + 2 C2H6O = 2 C2H5OLi + H2
SiH4(g) + NH3(g) = Si3N4(s) + H2 =>
3 SiH4(g) + 4 NH3(g) = Si3N4(s) + 12 H2
Zn + S = Zn2S =>
2 Zn + S = Zn2S
FeCl2*2H2O = H2O + FeCl2 =>
FeCl2*2H2O = 2 H2O + FeCl2
C3H7N3 + O2 = CO2 + H2O + NO =>
4 C3H7N3 + 25 O2 = 12 CO2 + 14 H2O + 12 NO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
ZnCO3(s) + HCl = ZnCl2(aq) + CO2(g) + H2O(l) =>
ZnCO3(s) + 2 HCl = ZnCl2(aq) + CO2(g) + H2O(l)
C7H6O2 + NaOH = C6H6 + Na2CO3 + H2O =>
C7H6O2 + 2 NaOH = C6H6 + Na2CO3 + H2O
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
H2 + NaCl = H2NaCl =>
H2 + NaCl = H2NaCl
C5H12 + Cl2 = C + HCl =>
C5H12 + 6 Cl2 = 5 C + 12 HCl
Al + No = AlNo3 =>
Al + 3 No = AlNo3
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
Sn(CO3)2(s) = SnO2(s) + CO2(g) =>
Sn(CO3)2(s) = SnO2(s) + 2 CO2(g)
SiO2 + NaOH = H2O + Na2 + SiO3 =>
SiO2 + 2 NaOH = H2O + Na2 + SiO3
KCI + Na = NaCI + K =>
KCI + Na = NaCI + K
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
CrCl3*6H2O + NH3 + C5H8O2 = Cr(C5H7O2)3 + NH4 + Cl + H2O =>
CrCl3*6H2O + 3 NH3 + 3 C5H8O2 = Cr(C5H7O2)3 + 3 NH4 + 3 Cl + 6 H2O
C2H3O + H2O = C3H6O2 + CO2 =>
14 C2H3O + 6 H2O = 9 C3H6O2 + CO2
CO2 + KOH = KHCO3 = k2CO3 + h20 + CO2 =>
CO2 + KOH = KHCO3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
HCl + K2S = H2S + KCl =>
2 HCl + K2S = H2S + 2 KCl
CH3CH2CH2CH(OH)CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH(OH)CH3 + 15 O2 = 10 CO2 + 12 H2O
HClO4(aq) + H2O(l) = H3O(aq) + ClO4(aq) =>
HClO4(aq) + H2O(l) = H3O(aq) + ClO4(aq)
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2 =>
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2
Li + N2O = Li2O + Li3N =>
8 Li + N2O = Li2O + 2 Li3N
HBr + Mg(OH)2 = H(OH) + MgBr2 =>
2 HBr + Mg(OH)2 = 2 H(OH) + MgBr2
N3P7 = N2 + P4 =>
4 N3P7 = 6 N2 + 7 P4
C2H4(g) + O2(g) = CO2 + H2O =>
C2H4(g) + 3 O2(g) = 2 CO2 + 2 H2O
Zn + Cu(No3)2 = Zn(No3)2 + Cu =>
Zn + Cu(No3)2 = Zn(No3)2 + Cu
Zn + S = Zn2S =>
2 Zn + S = Zn2S
MgCl{2} + NaOH = Mg(OH){2} + NaCl =>
MgCl{2} + NaOH = Mg(OH){2} + NaCl
FeO + SO3 = FeSO4 =>
FeO + SO3 = FeSO4
FeCl3 + CaCO3 = FeClCO3 + CaCl2 =>
FeCl3 + CaCO3 = FeClCO3 + CaCl2
PCl5 + H2O = PCl5H2 + O =>
PCl5 + H2O = PCl5H2 + O
H3PO4 + HNO3 = H2PO4 + H2NO3 =>
H3PO4 + HNO3 = H2PO4 + H2NO3
HBrO3 + Ca(HCO3)2 = H2O + CO2 + Ca(BrO3)2 =>
2 HBrO3 + Ca(HCO3)2 = 2 H2O + 2 CO2 + Ca(BrO3)2
H2SO4 + MgS = H2S + MgSO4 =>
H2SO4 + MgS = H2S + MgSO4
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