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2 Na2H = 4 Na + H2
C6H6O2 + H2O = CO2 + CH4 =>
4 C6H6O2 + 14 H2O = 11 CO2 + 13 CH4
Cr(NO3)3(aq) + Na2CO3(aq) = Cr2(CO3)3 + NaNO3 =>
2 Cr(NO3)3(aq) + 3 Na2CO3(aq) = Cr2(CO3)3 + 6 NaNO3
Ca(HCO3)2(s) + HBr(aq) = CaBr2 + H2O + CO2 =>
Ca(HCO3)2(s) + 2 HBr(aq) = CaBr2 + 2 H2O + 2 CO2
C7H8O2 + H2 = C6H6 + H2O =>
6 C7H8O2 + 9 H2 = 7 C6H6 + 12 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H4O + C6H6N4O4 = C2H3C6H5N4O4 + H2O =>
C2H4O + C6H6N4O4 = C2H3C6H5N4O4 + H2O
FeC3 + NaOH = Fe(OH)3 + NaC =>
FeC3 + 3 NaOH = Fe(OH)3 + 3 NaC
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
SnSO4 + KBr = SnBr2 + K2SO4 =>
SnSO4 + 2 KBr = SnBr2 + K2SO4
NiCl2(aq) + NaOH(aq) = NaCl + Ni(OH)2 =>
NiCl2(aq) + 2 NaOH(aq) = 2 NaCl + Ni(OH)2
C2H6O(s) + O2(g) = CO2(g) + H2O =>
C2H6O(s) + 3 O2(g) = 2 CO2(g) + 3 H2O
C4H6 = C + H =>
C4H6 = 4 C + 6 H
Pb(C2H3O2)2 + K2Cr2O7 = PbCr2O7 + K(C2H3O2) =>
Pb(C2H3O2)2 + K2Cr2O7 = PbCr2O7 + 2 K(C2H3O2)
N2O + O2 = N2O4 =>
2 N2O + 3 O2 = 2 N2O4
ClO3(OH) + H2O = OH + Cl3O4 =>
3 ClO3(OH) + 5 H2O = 13 OH + Cl3O4
SiO2 + Fe = Si + Fe2O3 =>
3 SiO2 + 4 Fe = 3 Si + 2 Fe2O3
LiOH(aq) + HClO3(aq) = LiClO3(aq) + H2O =>
LiOH(aq) + HClO3(aq) = LiClO3(aq) + H2O
K + H(OH) = K(OH) + H =>
K + H(OH) = K(OH) + H
HF + CaO = CaF + OH =>
HF + CaO = CaF + OH
SrNO3 + ZnCH3COO = SrCH3COO + ZnNO3 =>
SrNO3 + ZnCH3COO = SrCH3COO + ZnNO3
NaCl + AgC2H3O2 = NaC2H3O2 + AgCl =>
NaCl + AgC2H3O2 = NaC2H3O2 + AgCl
K2Cr2O7 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 8 HCl = 2 KCl + 3 Na2SO4 + 2 CrCl3 + 4 H2O
NiSO4(aq) + BaCl2(aq) = BaSO4(s) + NiCl2(aq) =>
NiSO4(aq) + BaCl2(aq) = BaSO4(s) + NiCl2(aq)
N2H4 = H2 + N4 =>
2 N2H4 = 4 H2 + N4
CuSO4 + NaOH = Na2SO4 + Cu[OH]2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu[OH]2
H(NO3) = H2 + O2 + N2 =>
2 H(NO3) = H2 + 3 O2 + N2
Sb2O3 + KMnO4 + KOH = Sb2O5 + K2MnO4 + H2O =>
Sb2O3 + 4 KMnO4 + 4 KOH = Sb2O5 + 4 K2MnO4 + 2 H2O
NaI + SnCl4 = I2 + NaCl + Sn =>
4 NaI + SnCl4 = 2 I2 + 4 NaCl + Sn
Cu(s) + S8(g) = Cu2S(s) =>
16 Cu(s) + S8(g) = 8 Cu2S(s)
Al3(s) + I1(s) = AlI3(s) =>
Al3(s) + 9 I1(s) = 3 AlI3(s)
BrH + Cl2 = Br2 + ClH =>
2 BrH + Cl2 = Br2 + 2 ClH
S2O5{2-} + I2 + H2O = SO4{2-} + I{-} + H{+} =>
S2O5{2-} + 2 I2 + 3 H2O = 2 SO4{2-} + 4 I{-} + 6 H{+}
Al2O + H2O = Al + OH =>
Al2O + H2O = 2 Al + 2 OH
CaAl2Si2O8 + Mg2Si2O6 = Ca3Al2Si3O12 + Mg3Al2Si3O12 + SiO2 =>
3 CaAl2Si2O8 + 3 Mg2Si2O6 = Ca3Al2Si3O12 + 2 Mg3Al2Si3O12 + 3 SiO2
GaN + Cl2 = GaCl3 + N =>
2 GaN + 3 Cl2 = 2 GaCl3 + 2 N
VO{+2} + Cr2O7{-2} + H{+} = VO2{+} + Cr{+3} + H2O =>
6 VO{+2} + Cr2O7{-2} + 2 H{+} = 6 VO2{+} + 2 Cr{+3} + H2O
H2CrO4 + Cr + H2O = Cr(OH)3 =>
H2CrO4 + Cr + 2 H2O = 2 Cr(OH)3
Sn2(CO3)4 = Sn + CO3 =>
Sn2(CO3)4 = 2 Sn + 4 CO3
HCl(aq) + O(g) = H2O(l) + Cl(g) =>
2 HCl(aq) + O(g) = H2O(l) + 2 Cl(g)
MgBr2 + S = MgS + Br2 =>
MgBr2 + S = MgS + Br2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
KBH4 + H2O = KBO2 + H2 =>
KBH4 + 2 H2O = KBO2 + 4 H2
C50H102 + O2 = C + H2O =>
2 C50H102 + 51 O2 = 100 C + 102 H2O
CH3Cl + CuO = CuCl2 + CO2 + H2O + Cu =>
2 CH3Cl + 7 CuO = CuCl2 + 2 CO2 + 3 H2O + 6 Cu
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
HCOOH + Al = (HCOO)3Al + H2 =>
6 HCOOH + 2 Al = 2(HCOO)3Al + 3 H2
FeOOH + Na2CO3 = NaFeO2 + CO2 + H2O =>
2 FeOOH + Na2CO3 = 2 NaFeO2 + CO2 + H2O
NaOH(aq) + ZnSO4(aq) = NaSO4(aq) + ZnOH(s) =>
NaOH(aq) + ZnSO4(aq) = NaSO4(aq) + ZnOH(s)
C57H98O6 + H2 = C57H110O6 =>
C57H98O6 + 6 H2 = C57H110O6
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