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3 HNO2 = HNO3 + 2 NO(aq) + H2O
K2Cr2O7 = K2O + CrO + O2 =>
K2Cr2O7 = K2O + 2 CrO + 2 O2
KOH + P4 + H2O = KH2PO2 + PH2 =>
8 KOH + 3 P4 + 8 H2O = 8 KH2PO2 + 4 PH2
K2O + H2O2 = KOH + O2 =>
2 K2O + 2 H2O2 = 4 KOH + O2
K3AsO3 + FeBr2 = KBr + Fe3(AsO3)2 =>
2 K3AsO3 + 3 FeBr2 = 6 KBr + Fe3(AsO3)2
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Ca + CuCl2 = CaCl2 + Cu =>
Ca + CuCl2 = CaCl2 + Cu
Cu(OH)Cl + HCl = CuCl2 + H2O =>
Cu(OH)Cl + HCl = CuCl2 + H2O
KOH(aq) + H2SO4(aq) = K2SO4(aq) + H2O(i) =>
2 KOH(aq) + H2SO4(aq) = K2SO4(aq) + 2 H2O(i)
Al4(P2O4)3 + H2O = H4(P2O4) + Al(OH)3 =>
Al4(P2O4)3 + 12 H2O = 3 H4(P2O4) + 4 Al(OH)3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
C3H6(NO3)3 = CO2 + N2 + H2O = O2 =>
2 C3H6(NO3)3 = 6 CO2 + 3 N2 + 6 H2O
NO + CrCl2 + HCl = CrCl3 + NH2OH =>
NO + 3 CrCl2 + 3 HCl = 3 CrCl3 + NH2OH
RbF(aq) + CuSO4(aq) = Rb2SO4(aq) + CuF2(aq) =>
2 RbF(aq) + CuSO4(aq) = Rb2SO4(aq) + CuF2(aq)
H7 = H4 =>
4 H7 = 7 H4
C3H9NH + HCl = C3H9NH2 + Cl =>
C3H9NH + HCl = C3H9NH2 + Cl
C2H14(s) + O2(g) = CO2(g) + H2O(l) =>
2 C2H14(s) + 11 O2(g) = 4 CO2(g) + 14 H2O(l)
Re2S7 = ReS2 + S =>
Re2S7 = 2 ReS2 + 3 S
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
K + Al(NO3)3 = Al + KNO3 =>
3 K + Al(NO3)3 = Al + 3 KNO3
FeOHNO3 = HOFeNO3 =>
FeOHNO3 = HOFeNO3
K3PO4(s) + HCl(aq) = KCl(s) + H3PO4(aq) =>
K3PO4(s) + 3 HCl(aq) = 3 KCl(s) + H3PO4(aq)
Pb(NO3)2 + H2O = PbO + HNO3 =>
Pb(NO3)2 + H2O = PbO + 2 HNO3
FeCl3 + (NH4)2S + H2O = Fe(OH)3 + NH4Cl + H2S =>
2 FeCl3 + 3(NH4)2S + 6 H2O = 2 Fe(OH)3 + 6 NH4Cl + 3 H2S
NaI2H2PO4 = NaPO4H2I2 =>
NaI2H2PO4 = NaPO4H2I2
Zn(s) + AgF(aq) = ZnF2 + Ag =>
Zn(s) + 2 AgF(aq) = ZnF2 + 2 Ag
(CH)3CC(CH3)3 + O2 = CO2 + H2O =>
(CH)3CC(CH3)3 + 11 O2 = 8 CO2 + 6 H2O
BaCl2(aq) + NaOH(aq) = Ba(OH)2(aq) + NaCl(aq) =>
BaCl2(aq) + 2 NaOH(aq) = Ba(OH)2(aq) + 2 NaCl(aq)
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
Pb9NO302 = PbO + NO2 + O2 =>
2 Pb9NO302 = 18 PbO + 2 NO2 + 291 O2
SO3{2-} + CrO4{2-} + H2O = SO4{2-} + CrO2 + OH{-} =>
SO3{2-} + CrO4{2-} + H2O = SO4{2-} + CrO2 + 2 OH{-}
Fe(NO3)2(aq) + K2CO3(aq) = Fe2(CO3)2(s) + KNO3(aq) =>
2 Fe(NO3)2(aq) + 2 K2CO3(aq) = Fe2(CO3)2(s) + 4 KNO3(aq)
BaCl2 + Na(IO3) = Ba(IO3)2 + NaCl =>
BaCl2 + 2 Na(IO3) = Ba(IO3)2 + 2 NaCl
MgCO3 + HNO3 = Mg(NO3)2 + H2O + CO2 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2O + CO2
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
MnO2 + SbO = Mn + Sb2O5 =>
3 MnO2 + 4 SbO = 3 Mn + 2 Sb2O5
NiCl2 + O6 = Ni(ClO3)2 =>
NiCl2 + O6 = Ni(ClO3)2
Al + PbO = Al2O2 + Pb =>
2 Al + 2 PbO = Al2O2 + 2 Pb
Ka + Cl + Na + H + H2SO4 = KaClNaH3SO4 =>
Ka + Cl + Na + H + H2SO4 = KaClNaH3SO4
K2RhCl6 + KOH + K = RhO3H3 + KCl =>
K2RhCl6 + 3 KOH + K = RhO3H3 + 6 KCl
HNO3 + HBr = Br + NO + H2O =>
HNO3 + 3 HBr = 3 Br + NO + 2 H2O
P4 + OH = PH3 + HPO4 =>
P4 + 8 OH = 2 PH3 + 2 HPO4
Mg(NO3)2 + (NH4)OH = Mg(OH)2 + NH4NO3 =>
Mg(NO3)2 + 2(NH4)OH = Mg(OH)2 + 2 NH4NO3
SnCl2 + NH4NO3 = Sn(NO3)2 + NH4Cl =>
SnCl2 + 2 NH4NO3 = Sn(NO3)2 + 2 NH4Cl
Cr(OH)3 + NaOH = Na3CrO3 + H2O =>
Cr(OH)3 + 3 NaOH = Na3CrO3 + 3 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cr + Fe{3+} = Cr{3+} + Fe{2+} =>
Cr + 3 Fe{3+} = Cr{3+} + 3 Fe{2+}
C + SO4 = CS2 + CO =>
9 C + 2 SO4 = CS2 + 8 CO
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