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2 Cr + 3 H2 = 2 CrH3
C2H5NO2 + NaOH = CO2 + H2O + NH4 + Na =>
C2H5NO2 + 5 NaOH = 2 CO2 + 3 H2O + NH4 + 5 Na
Pb + SO4 + Na2S = PbS + Na2SO4 =>
Pb + SO4 + Na2S = PbS + Na2SO4
C6H5Br + HNO3 = C6H3BrN2O4 + H2O =>
C6H5Br + 2 HNO3 = C6H3BrN2O4 + 2 H2O
Ba(No3)2 + HCl = BaCl2 + HNo3 =>
Ba(No3)2 + 2 HCl = BaCl2 + 2 HNo3
CuS + FeCl3 = FeCl2 + CuCl2 + S =>
CuS + 2 FeCl3 = 2 FeCl2 + CuCl2 + S
C2 + S8 = CS2 =>
2 C2 + S8 = 4 CS2
ZnH + H2SO4 = ZnSO4 + H2H =>
ZnH + H2SO4 = ZnSO4 + H2H
Fe(NO3)3 + Li2CO3 = Fe2(CO3)3 + LiNO3 =>
2 Fe(NO3)3 + 3 Li2CO3 = Fe2(CO3)3 + 6 LiNO3
I2 + KF = KI + F =>
I2 + 2 KF = 2 KI + 2 F
K + Ca(NO3)2 = Ca + K(NO3)2 =>
K + Ca(NO3)2 = Ca + K(NO3)2
FeSO4 + BaCl2 = BaSO4 + FeCl2 =>
FeSO4 + BaCl2 = BaSO4 + FeCl2
HNO3 + K2SO3 = K2SO4 + H2O + NO2 =>
2 HNO3 + K2SO3 = K2SO4 + H2O + 2 NO2
F + O = FO2 =>
F + 2 O = FO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
NaOH + CuCl2 = Cu(OH)2 + NaCl =>
2 NaOH + CuCl2 = Cu(OH)2 + 2 NaCl
Cr2O3 + KNO3 + KOH = K2CrO4 + KON2 + H2O =>
3 Cr2O3 + 4 KNO3 + 10 KOH = 6 K2CrO4 + 2 KON2 + 5 H2O
Ca(HS)2 + HNO3 = NO + H2SO4 + Ca(NO3)2 + H2O =>
3 Ca(HS)2 + 22 HNO3 = 16 NO + 6 H2SO4 + 3 Ca(NO3)2 + 8 H2O
PbO + S = Pb + SO3 =>
3 PbO + S = 3 Pb + SO3
PCl5 + Ca(OH)2 = Ca3(PO4)2 + CaCl2 + H2O =>
2 PCl5 + 8 Ca(OH)2 = Ca3(PO4)2 + 5 CaCl2 + 8 H2O
Al + PbO2 = Al2O3 + Pb =>
4 Al + 3 PbO2 = 2 Al2O3 + 3 Pb
H3BO3 + NH4OH = (NH4)2B4O7 + H2O =>
4 H3BO3 + 2 NH4OH = (NH4)2B4O7 + 7 H2O
Br + O2 = BrO3 =>
2 Br + 3 O2 = 2 BrO3
NH4NO3 + H2O = NH4(H2O) + NO3 =>
NH4NO3 + H2O = NH4(H2O) + NO3
PbO + Ca = Pb + CaO =>
PbO + Ca = Pb + CaO
C6H12O = C6H10 + H2O =>
C6H12O = C6H10 + H2O
AgCl + H2SO4 = AgSO3 + H2O + Cl =>
AgCl + H2SO4 = AgSO3 + H2O + Cl
MgCl + O = MgO + Cl =>
MgCl + O = MgO + Cl
Zn(NO3)2 + BaCl2 = Zn(NO3)2BaCl2 =>
Zn(NO3)2 + BaCl2 = Zn(NO3)2BaCl2
Al(OH)3 + H = Al + H2O =>
Al(OH)3 + 3 H = Al + 3 H2O
Mg(OH)2 + NiF2 = Ni(OH)2 + MgF2 =>
Mg(OH)2 + NiF2 = Ni(OH)2 + MgF2
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl =>
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl
FePO4 = Fe2O3 + P2O5 =>
2 FePO4 = Fe2O3 + P2O5
KMnO4 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + K2O4 + H2O =>
2 KMnO4 + 4 FeSO4 + 4 H2SO4 = 2 MnSO4 + 2 Fe2(SO4)3 + K2O4 + 4 H2O
MnO{4}{-} + Co = Co{3}{+} + MnO =>
3 MnO{4}{-} + 4 Co = 4 Co{3}{+} + 3 MnO
KMnO4 + Na2SO3 + LiOH = K2MnO4 + Li2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 LiOH = K2MnO4 + Li2MnO4 + Na2SO4 + H2O
Na2S4O6 + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2S4O6 + 4 H2SO4 = Na2SO4 + 7 SO2 + 4 H2O
C2H4O + NaOH = CH3CHOO + Na + H2O =>
C2H4O + 2 NaOH = CH3CHOO + 2 Na + H2O
H2SO4 + C3H5OH + K2Cr2O7 = C3H4O + Cr2(SO4)3 + K2SO4 + H2O =>
4 H2SO4 + 3 C3H5OH + K2Cr2O7 = 3 C3H4O + Cr2(SO4)3 + K2SO4 + 7 H2O
HCl + Cu + NaNO3 = NO2 + CuCl2 + NaOH =>
2 HCl + Cu + 2 NaNO3 = 2 NO2 + CuCl2 + 2 NaOH
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Cl2 + H2SO4 = (SO4)3 + HCl =>
3 Cl2 + 3 H2SO4 = (SO4)3 + 6 HCl
H3SbO4 + Ti(OH)2 = Ti(H2SbO4)2 + H2O =>
2 H3SbO4 + Ti(OH)2 = Ti(H2SbO4)2 + 2 H2O
Al + CrO = Al2O3 + Cr =>
2 Al + 3 CrO = Al2O3 + 3 Cr
Ca(CH3COO)2*H2O + K2CO3 = CaCO3 + H2O + K(CH3COO) =>
Ca(CH3COO)2*H2O + K2CO3 = CaCO3 + H2O + 2 K(CH3COO)
SiO2 + N2 = Si3N4 + O2 =>
3 SiO2 + 2 N2 = Si3N4 + 3 O2
NH2 = N2 + H2 =>
2 NH2 = N2 + 2 H2
FeCl2 + HNO3 + HCl = FeCl3 + NO + H2O =>
3 FeCl2 + HNO3 + 3 HCl = 3 FeCl3 + NO + 2 H2O
Cu + HCl = CuCl + H =>
Cu + HCl = CuCl + H
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