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2 Al2O5 = 4 Al + 5 O2
NiS + HNO3 = Ni(NO3)2 + H2S =>
NiS + 2 HNO3 = Ni(NO3)2 + H2S
FeO + H3PO4 = Fe3(PO4)2 + H2O =>
3 FeO + 2 H3PO4 = Fe3(PO4)2 + 3 H2O
NaClO3 + SO2 + H2SO4 = ClO2 + NaHSO4 =>
2 NaClO3 + SO2 + H2SO4 = 2 ClO2 + 2 NaHSO4
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
CH3COOH + NaHCO3 = NaC2H3O2 + H2O + CO2 =>
CH3COOH + NaHCO3 = NaC2H3O2 + H2O + CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
CH3CHOHCH3 + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4) + NaSO4 + H2O =>
4 CH3CHOHCH3 + 3 Na2Cr2O7 + 9 H2SO4 = 6 CH3COOH + 3 Cr2(SO4) + 6 NaSO4 + 13 H2O
KMnO4 + H2SO4 + C2H5OH = K2SO4 + MnSO4 + C2H4OH + H2O =>
2 KMnO4 + 3 H2SO4 + 10 C2H5OH = K2SO4 + 2 MnSO4 + 10 C2H4OH + 8 H2O
Cu11 + O6 = CuO6 =>
Cu11 + 11 O6 = 11 CuO6
H2S + Hg = HgS + H2 =>
H2S + Hg = HgS + H2
S + Cl2 = S2Cl2 =>
2 S + Cl2 = S2Cl2
Ba(NO3)2(aq) + NaOH(aq) = Ba(OH)2(aq) + NaNO3(aq) =>
Ba(NO3)2(aq) + 2 NaOH(aq) = Ba(OH)2(aq) + 2 NaNO3(aq)
S + Cl2 = SCl =>
2 S + Cl2 = 2 SCl
PCe5 + H2O = H3PO4 + HCe =>
PCe5 + 4 H2O = H3PO4 + 5 HCe
K3PO4 + AlCl3 = K3Cl3 + PO4Al =>
K3PO4 + AlCl3 = K3Cl3 + PO4Al
Cl2 + MnF3 = Cl2F3 + Mn =>
Cl2 + MnF3 = Cl2F3 + Mn
Ca(OH)2(s) + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2(s) + 2 HNO3 = Ca(NO3)2 + 2 H2O
KOH + Ag(NO)3 = K(NO)3 + AgOH =>
KOH + Ag(NO)3 = K(NO)3 + AgOH
Ni + Au(ClO4)3 = Au + Ni(ClO4)3 =>
Ni + Au(ClO4)3 = Au + Ni(ClO4)3
CsOH + H2NO3 = H2O + HCsO3N =>
CsOH + H2NO3 = H2O + HCsO3N
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O =>
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O
CH3COONH4 + NaOH = CH4 + NH4NaCO3 =>
CH3COONH4 + NaOH = CH4 + NH4NaCO3
Al(s) + Pb(CH3COO)2(aq) = Al(CH3COO)3(aq) + Pb(s) =>
2 Al(s) + 3 Pb(CH3COO)2(aq) = 2 Al(CH3COO)3(aq) + 3 Pb(s)
Al + Zn(NO3)2 = AlZn + NO3 =>
Al + Zn(NO3)2 = AlZn + 2 NO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AlF3 + Na2CO3 + HF = Na3AlF6 + CO2 + H2O =>
2 AlF3 + 3 Na2CO3 + 6 HF = 2 Na3AlF6 + 3 CO2 + 3 H2O
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
Fe2S3(s) + O2(g) = Fe2O3(s) + SO2(g) =>
2 Fe2S3(s) + 9 O2(g) = 2 Fe2O3(s) + 6 SO2(g)
Fe2O3(s) + HBr(aq) = FeBr3(aq) + H2O(l) =>
Fe2O3(s) + 6 HBr(aq) = 2 FeBr3(aq) + 3 H2O(l)
Fe(OAc)3 + KOH = Fe(OH)3 + KOAc =>
Fe(OAc)3 + 3 KOH = Fe(OH)3 + 3 KOAc
MgCl2 + HF = MgF2 + HCl =>
MgCl2 + 2 HF = MgF2 + 2 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CoCl2 + Na3PO4 = Co3(PO4)2 + NaCl =>
3 CoCl2 + 2 Na3PO4 = Co3(PO4)2 + 6 NaCl
NaOH + KHC8H4O4 = KNaC8H4O4 + H2O =>
NaOH + KHC8H4O4 = KNaC8H4O4 + H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + MnSO4 + K2SO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Na2S + SnS = SnS2 + Na =>
Na2S + SnS = SnS2 + 2 Na
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
KMnO4 + Fe2 = Fe2O3 + KMnO =>
KMnO4 + Fe2 = Fe2O3 + KMnO
AgBr + HCl = AgCl + HBr =>
AgBr + HCl = AgCl + HBr
Ca(OH)2 + Cl2 = CaOCl2H2O =>
Ca(OH)2 + Cl2 = CaOCl2H2O
Ca(HCO3)2(s) + HBr(aq) = CaBr2 + H2CO3 =>
Ca(HCO3)2(s) + 2 HBr(aq) = CaBr2 + 2 H2CO3
N2 + FeP = FeN + P =>
N2 + 2 FeP = 2 FeN + 2 P
K2Cr2O7 + H2SO4 + C4 = K2SO4 + H2CO3 + Cr2(SO4)3 + H2O =>
8 K2Cr2O7 + 32 H2SO4 + 3 C4 = 8 K2SO4 + 12 H2CO3 + 8 Cr2(SO4)3 + 20 H2O
K2Cr2O7 + H2SO4 + H2O2 + X = CrO5X + KHSO4 + H2O =>
K2Cr2O7 + 2 H2SO4 + 4 H2O2 + 2 X = 2 CrO5X + 2 KHSO4 + 5 H2O
O2NNCO + Br2 = BrNCO + O2 + N =>
2 O2NNCO + Br2 = 2 BrNCO + 2 O2 + 2 N
KHP + NaOH = KP + Na + H2O =>
KHP + NaOH = KP + Na + H2O
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