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2 Al + 6 HBr = 2 AlBr3 + 3 H2
Al + H2SO4 = Al2(SO4)3 + H =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 6 H
OCH3OH + NaOH = Na2O3 + H2O + CH3OH =>
2 OCH3OH + 2 NaOH = Na2O3 + H2O + 2 CH3OH
Cu + HNO{3} = CuNO{3}{2} + NO + H{2}O =>
Cu + 3 HNO{3} = CuNO{3}{2} + 2 NO + 3 H{2}O
NH3 + K2SiO3 = K + N2 + H2O + Si =>
2 NH3 + K2SiO3 = 2 K + N2 + 3 H2O + Si
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s) =>
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s)
Ni(NO3)2 + H2O = Ni(OH)2 + HNO3 =>
Ni(NO3)2 + 2 H2O = Ni(OH)2 + 2 HNO3
Ba2 + HCl = BaH2 + Cl2 =>
Ba2 + 4 HCl = 2 BaH2 + 2 Cl2
NaNO2 + K2Cr2O7 + H2SO4 = NaNO3 + CrSO4 + K2SO4 + H2O =>
4 NaNO2 + K2Cr2O7 + 3 H2SO4 = 4 NaNO3 + 2 CrSO4 + K2SO4 + 3 H2O
NaOH + HCH2CHCO2 = H2O + NaCH2CHCO2 =>
NaOH + HCH2CHCO2 = H2O + NaCH2CHCO2
CsI + Al2O3 = Cs2O + AlI3 =>
6 CsI + Al2O3 = 3 Cs2O + 2 AlI3
KMnO4 + KCl + H2SO4 = Cl + KSO4 + MnSO4 + H2O =>
KMnO4 + 2 KCl + 4 H2SO4 = 2 Cl + 3 KSO4 + MnSO4 + 4 H2O
Co(s) + I2(s) = CoI2(s) =>
Co(s) + I2(s) = CoI2(s)
KCl + NaOH = K(OH) + NaCl =>
KCl + NaOH = K(OH) + NaCl
Eu(CH3COONa)3 + HCl = Eu(CH3COOH)3 + NaCl =>
Eu(CH3COONa)3 + 3 HCl = Eu(CH3COOH)3 + 3 NaCl
Cl2(g) + NaBr(aq) = NaCl + Br2(l) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl + Br2(l)
CO2 + O2 = CO3 =>
2 CO2 + O2 = 2 CO3
HCHO + [Ag(NH3)2]OH = AgCHO + NH3 + H2O =>
HCHO + [Ag(NH3)2]OH = AgCHO + 2 NH3 + H2O
H3PO2 + K2FeO4 + HBr = H3PO4 + KBr + FeBr2 + H2O =>
H3PO2 + K2FeO4 + 4 HBr = H3PO4 + 2 KBr + FeBr2 + 2 H2O
Co + I2 = CoI2 =>
Co + I2 = CoI2
AgNO3 + AsH3 + H2O = Ag + H3AsO4 + HNO3 =>
8 AgNO3 + AsH3 + 4 H2O = 8 Ag + H3AsO4 + 8 HNO3
H + N2O = OH + N2 =>
H + N2O = OH + N2
CH4 + Cl2 = CCl5 + HCl =>
2 CH4 + 9 Cl2 = 2 CCl5 + 8 HCl
Al2(C2O4)3 + KMnO4 + H2SO4 = Al2(SO4)3 + MnSO4 + KSO4 + CO2 + H2O =>
2 Al2(C2O4)3 + 3 KMnO4 + 12 H2SO4 = 2 Al2(SO4)3 + 3 MnSO4 + 3 KSO4 + 12 CO2 + 12 H2O
H3PO4 + NaOH = H2O + Na + HPO4 =>
H3PO4 + 2 NaOH = 2 H2O + 2 Na + HPO4
KOH + HSCN = KSCN + H2O =>
KOH + HSCN = KSCN + H2O
K2MnO4 + H2O + CO2 = MnO2 + KMnO4 + KHCO3 =>
3 K2MnO4 + 2 H2O + 4 CO2 = MnO2 + 2 KMnO4 + 4 KHCO3
Mg3(PO4)2 + HCl = MgCl2 + H3PO4 =>
Mg3(PO4)2 + 6 HCl = 3 MgCl2 + 2 H3PO4
NaCN(aq)HBr(aq) = HCN(aq)NaBr(aq) =>
NaCN(aq)HBr(aq) = HCN(aq)NaBr(aq)
Na2CO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + H2O(l)
Au2O3 + H2O = AuO3H3 =>
Au2O3 + 3 H2O = 2 AuO3H3
CuS = Cu2 + S2 =>
2 CuS = Cu2 + S2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
SeCl4 + O2 = SeO2 + Cl =>
SeCl4 + O2 = SeO2 + 4 Cl
CrCl3 + KOH + KClO3 = CrO3 + ClK + H2O =>
2 CrCl3 + 6 KOH + KClO3 = 2 CrO3 + 7 ClK + 3 H2O
Mn + NiCl2 = MnCl2 + Ni =>
Mn + NiCl2 = MnCl2 + Ni
NH4Fe(SO4)2H6O3 + NaCO3 = NH4CO3 + NaFe(SO4)2H6O3 =>
NH4Fe(SO4)2H6O3 + NaCO3 = NH4CO3 + NaFe(SO4)2H6O3
HCl + H2O + Zn = ZnCl + H3O =>
HCl + H2O + Zn = ZnCl + H3O
Cl{-} + HNO3 = ClNO3 + H{-} =>
Cl{-} + HNO3 = ClNO3 + H{-}
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
I + KClO3 + H2O = KIO3 + HIO3 + HCl =>
6 I + 5 KClO3 + 3 H2O = 5 KIO3 + HIO3 + 5 HCl
Nl + H2SO4 = Nl2SO4 + H2 =>
2 Nl + H2SO4 = Nl2SO4 + H2
KMnO4 + KCl + H2SO4 = Cl + KSO4 + MnSO4 + H2O =>
KMnO4 + 2 KCl + 4 H2SO4 = 2 Cl + 3 KSO4 + MnSO4 + 4 H2O
CH3(CH)2(CH2)2CH3 + O2 = CO2 + H2O =>
CH3(CH)2(CH2)2CH3 + 9 O2 = 6 CO2 + 6 H2O
Fe + NaNO2 + H2O = Fe3O4 + NO + NaOH =>
3 Fe + 8 NaNO2 + 4 H2O = Fe3O4 + 8 NO + 8 NaOH
Na + P4 = Na3P =>
12 Na + P4 = 4 Na3P
NaOH + HCl = OH + HNaCl =>
NaOH + HCl = OH + HNaCl
Ca(NO3)2 + SO4 = Ca(SO4) + NO3 =>
Ca(NO3)2 + SO4 = Ca(SO4) + 2 NO3
NaOH + HCH2CHCO2 = H2O + NaCH2CHCO2 =>
NaOH + HCH2CHCO2 = H2O + NaCH2CHCO2
SO2H2O = H2SO3 =>
SO2H2O = H2SO3
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