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2 Al2O3 = 4 Al + 3 O2
C4H8 + CI2 = C5H8I2 =>
C4H8 + CI2 = C5H8I2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaCO3 + CO2 = CaC2 + O2 =>
2 CaCO3 + 2 CO2 = 2 CaC2 + 5 O2
Fe(NO3)3 + K2(SO3) = Fe2(SO3)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2(SO3) = Fe2(SO3)3 + 6 KNO3
C7H8 + Cl2 = C7H8Cl =>
2 C7H8 + Cl2 = 2 C7H8Cl
K2CrO7 = Cr2O3 + K2O + O2 =>
4 K2CrO7 = 2 Cr2O3 + 4 K2O + 9 O2
BaCl2 + K2SO4 = Ba(SO4) + K2Cl2 =>
BaCl2 + K2SO4 = Ba(SO4) + K2Cl2
K2MnO4 + KCl + H2O = KClO3 + MnO2 + KOH =>
3 K2MnO4 + KCl + 3 H2O = KClO3 + 3 MnO2 + 6 KOH
Mn(NO2) + BeCI2 = Be(NO2) + MnCI2 =>
Mn(NO2) + BeCI2 = Be(NO2) + MnCI2
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
Cu(NO3)2 + NaI = CuI + I2 + NaNO3 =>
2 Cu(NO3)2 + 4 NaI = 2 CuI + I2 + 4 NaNO3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CH3NH3Br + SnCl2 = CH3NH3SnBrCl2 =>
CH3NH3Br + SnCl2 = CH3NH3SnBrCl2
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
NaCl + HF = NaF + HCl =>
NaCl + HF = NaF + HCl
Mn(NO2) + BeCI2 = Be(NO2) + MnCI2 =>
Mn(NO2) + BeCI2 = Be(NO2) + MnCI2
Bi + SO4 = BiSO4 =>
Bi + SO4 = BiSO4
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
CsI + H3B3O6 = Cs2B4O7 + H2O + HI =>
6 CsI + 4 H3B3O6 = 3 Cs2B4O7 + 3 H2O + 6 HI
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Bi + SO4 = BiSO4 =>
Bi + SO4 = BiSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
PCl5 + NaOH = NaH2PO4 + NaCl + H2O =>
PCl5 + 6 NaOH = NaH2PO4 + 5 NaCl + 2 H2O
(HCOOH)2 + Na2CO3 = (HCOONa)2 + CO2 + H2O =>
(HCOOH)2 + Na2CO3 = (HCOONa)2 + CO2 + H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
FeCl3 + N2H4 + NaOH = FeCl2 + N2 + NaCl + H2O =>
4 FeCl3 + N2H4 + 4 NaOH = 4 FeCl2 + N2 + 4 NaCl + 4 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
Fe(OH)2 + H3PO4 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + 2 H3PO4 = Fe3(PO4)2 + 6 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K2CO3(l) + HBr(aq) = KBr(l) + CO2(g) + H2O(l) =>
K2CO3(l) + 2 HBr(aq) = 2 KBr(l) + CO2(g) + H2O(l)
MnO4{-} + H{+} + C2O4{-2\\} = Mn2{+} + H2O + CO2 =>
4 MnO4{-} + 32 H{+} + 13 C2O4{-2\\} = 2 Mn2{+} + 16 H2O + 26 CO2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
H2S + OH = S + H2O =>
H2S + 2 OH = S + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H2SeO4 + K = K2SeO4 + H2 =>
H2SeO4 + 2 K = K2SeO4 + H2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
HClO4CH3COOK = KClO4CH3COOH =>
HClO4CH3COOK = KClO4CH3COOH
NaCl + HF = Cl2 + NaF + H =>
2 NaCl + 2 HF = Cl2 + 2 NaF + 2 H
FeSi + HCl = Fe2Si + SiCl4 + H2 =>
2 FeSi + 4 HCl = Fe2Si + SiCl4 + 2 H2
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