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2 Br2 + MgF2 = Mg + 2 Br2F
Na2CO3(s) + H2SO4(aq) = CO2(g) + H2O(l) + Na2SO4(aq) =>
Na2CO3(s) + H2SO4(aq) = CO2(g) + H2O(l) + Na2SO4(aq)
Ca(ClO)2 + Ca(HCO3)2 = CaCl + HOCl + CO2 + O2 =>
3 Ca(ClO)2 + Ca(HCO3)2 = 4 CaCl + 2 HOCl + 2 CO2 + 3 O2
SF4 + H2O = HF + H2SO3 =>
SF4 + 3 H2O = 4 HF + H2SO3
TlCl4 + H2O = TlO2 + HCl =>
TlCl4 + 2 H2O = TlO2 + 4 HCl
C3 + O = CO2 =>
C3 + 6 O = 3 CO2
SrBr2 + Na2CO3 = NaBr + SrCO3 =>
SrBr2 + Na2CO3 = 2 NaBr + SrCO3
Al2(SO4)3 + Na3PO4 = AlPO4 + Na2SO4 =>
Al2(SO4)3 + 2 Na3PO4 = 2 AlPO4 + 3 Na2SO4
Fe3 + O2 = Fe2O3 =>
4 Fe3 + 9 O2 = 6 Fe2O3
H2O + Zn + KOH = K2ZnO4 + H2 =>
2 H2O + Zn + 2 KOH = K2ZnO4 + 3 H2
H3AsO4 + H = HAsO2 + H2O =>
H3AsO4 + 2 H = HAsO2 + 2 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe2 + O2 = Fe3O4 =>
3 Fe2 + 4 O2 = 2 Fe3O4
Cu + Al = CuAl =>
Cu + Al = CuAl
K2Cr2O7 + Na2SO3 + NaOH + H2O = Na2SO4 + Na[Cr(OH)6] + K3[Cr(OH)6] =>
3 K2Cr2O7 + 5 Na2SO3 + 4 NaOH + 16 H2O = 5 Na2SO4 + 4 Na[Cr(OH)6] + 2 K3[Cr(OH)6]
CH3CH3 + SO2 + Cl2 = CH3CH2SO2Cl + HCl =>
CH3CH3 + SO2 + Cl2 = CH3CH2SO2Cl + HCl
SiO2 + Na = Si + NaO =>
SiO2 + 2 Na = Si + 2 NaO
K2Cr2O7 + NH4OH = Cr(OH)3 + N2 + KOH + H2O =>
K2Cr2O7 + 2 NH4OH = 2 Cr(OH)3 + N2 + 2 KOH + H2O
Ag + HNO3(st) = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3(st) = AgNO3 + NO2 + H2O
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
COOHCH2COOH + KOH = H2O + COOCH2COO + K =>
COOHCH2COOH + 2 KOH = 2 H2O + COOCH2COO + 2 K
SiO2 + Na = Si + NaO =>
SiO2 + 2 Na = Si + 2 NaO
Be + MgCl2 = BeCl2 + Mg =>
Be + MgCl2 = BeCl2 + Mg
AgNO3 + Ga = Ag + Ga(NO3)3 =>
3 AgNO3 + Ga = 3 Ag + Ga(NO3)3
Rb + P = Rb3P =>
3 Rb + P = Rb3P
AlPO4 + KOH = Al(OH)3 + K3PO4 =>
AlPO4 + 3 KOH = Al(OH)3 + K3PO4
NaB(C8H9O3)4 + HCl = C8H10O3 + NaB(Cl)4 =>
NaB(C8H9O3)4 + 4 HCl = 4 C8H10O3 + NaB(Cl)4
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
K5 = K =>
K5 = 5 K
Al2O3 + Ca(OH)2 = Ca3(AlO3)2 + H2O =>
Al2O3 + 3 Ca(OH)2 = Ca3(AlO3)2 + 3 H2O
C4H8O2 + C2H5OH = C6H13O1 + H2O =>
C4H8O2 + 10 C2H5OH = 4 C6H13O1 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
Cl2 + H2O2 + NaOH = NaClO3 + H2O =>
Cl2 + 5 H2O2 + 2 NaOH = 2 NaClO3 + 6 H2O
CH3COOH + H2O2 = CH3CO2OH + H2O =>
CH3COOH + H2O2 = CH3CO2OH + H2O
Al + HI = AlI + H =>
Al + HI = AlI + H
Ag2S(s) + O2(g) = Ag2O(s) + S(s) =>
2 Ag2S(s) + O2(g) = 2 Ag2O(s) + 2 S(s)
CaO + H3PO4 = Ca3[PO4]2 + H2O =>
3 CaO + 2 H3PO4 = Ca3[PO4]2 + 3 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
C2H6 + Cl = C2H5 + HCl =>
C2H6 + Cl = C2H5 + HCl
Al + FeBr2 = AlBr3 + Fe =>
2 Al + 3 FeBr2 = 2 AlBr3 + 3 Fe
K2Cr2O7 + FeCl2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + HCl + Fe2(SO4)3 =>
K2Cr2O7 + 6 FeCl2 + 13 H2SO4 = Cr2(SO4)3 + 7 H2O + K2SO4 + 12 HCl + 3 Fe2(SO4)3
P4 + S2 = P7S5 =>
7 P4 + 10 S2 = 4 P7S5
NaClO + KBr = NaOBr + KCl =>
NaClO + KBr = NaOBr + KCl
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
CaO + Br = CaBr2 + O =>
CaO + 2 Br = CaBr2 + O
Au(OH)3 + H{+} = Au{+3} + H2O =>
Au(OH)3 + 3 H{+} = Au{+3} + 3 H2O
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