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2 HNO3(aq) + K2CO3(s) = H2O + CO2 + 2 KNO3
(HCOO)2Ca + H2SO4 = HCOOH + CaSO4 =>
(HCOO)2Ca + H2SO4 = 2 HCOOH + CaSO4
FeCl3 + Zn = ZnCl2 + FeCl2 =>
2 FeCl3 + Zn = ZnCl2 + 2 FeCl2
C2H5Br + NaOH = C2H4 + NaBr + H2O =>
C2H5Br + NaOH = C2H4 + NaBr + H2O
Na2SO3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
5 Na2SO3 + 2 KMnO4 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
HCl + LiOH = LiCl + H2O =>
HCl + LiOH = LiCl + H2O
C6H13Br + Br2 = C6H12Br + HBr =>
2 C6H13Br + Br2 = 2 C6H12Br + 2 HBr
C2H5Br + NaOH = C2H4 + NaBr + H2O =>
C2H5Br + NaOH = C2H4 + NaBr + H2O
(NH4)2SO4 + KOH = NH4OH + K2SO4 =>
(NH4)2SO4 + 2 KOH = 2 NH4OH + K2SO4
C2H5Br + NaOH = C2H4 + NaBr + H2O =>
C2H5Br + NaOH = C2H4 + NaBr + H2O
CuCl + Mn = MnCl2 + Cu =>
2 CuCl + Mn = MnCl2 + 2 Cu
H2(s)O2(s) = H2O2 =>
H2(s)O2(s) = H2O2
HI + Na2SO3 = H2O + NaI + SO2 =>
2 HI + Na2SO3 = H2O + 2 NaI + SO2
U = U2 =>
2 U = U2
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
Mn + HNO3 = MnO3 + HN =>
Mn + HNO3 = MnO3 + HN
H2S + Na = H2 + Na2S =>
H2S + 2 Na = H2 + Na2S
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
As2S3 + HNO3 = H3AsO4 + SO2 + NO + H2O =>
3 As2S3 + 22 HNO3 = 6 H3AsO4 + 9 SO2 + 22 NO + 2 H2O
Cs + BeI = CsI + Be =>
Cs + BeI = CsI + Be
KOH + Ba(NO3)2 = Ba(OH)2 + KNO3 =>
2 KOH + Ba(NO3)2 = Ba(OH)2 + 2 KNO3
C2H5Br + NaOH = C2H4 + NaBr + H2O =>
C2H5Br + NaOH = C2H4 + NaBr + H2O
H2O + Cl2 = HClO + HCl =>
H2O + Cl2 = HClO + HCl
(NH4)2Fe(SO4)2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + (NH4)2SO4 + K2SO4 =>
(NH4)2Fe(SO4)2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + (NH4)2SO4 + K2SO4
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Na2S + K2CrO4 + H2O = Na3[Cr(OH)6] + S + KOH =>
3 Na2S + 2 K2CrO4 + 8 H2O = 2 Na3[Cr(OH)6] + 3 S + 4 KOH
KMnO4 + H2O + NaHSO3 = MnO2 + KOH + NaHSO4 =>
2 KMnO4 + H2O + 3 NaHSO3 = 2 MnO2 + 2 KOH + 3 NaHSO4
Na2S2O3 + KMgO4 + H2SO4 = Na2SO4 + MgSO4 + K2SO4 + H2O =>
5 Na2S2O3 + 8 KMgO4 + 7 H2SO4 = 5 Na2SO4 + 8 MgSO4 + 4 K2SO4 + 7 H2O
KBrO3 + HBr = Br2 + H2O + KOH =>
KBrO3 + 5 HBr = 3 Br2 + 2 H2O + KOH
K2CO3 + CrCl3 = KCl3 + Cr2CO3 =>
K2CO3 + 2 CrCl3 = 2 KCl3 + Cr2CO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CH2O + H2 = CH3OH(classification) =>
CH2O + H2 = CH3OH(classification)
Na2SO3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
5 Na2SO3 + 2 KMnO4 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
KOH + KI = K + IOH =>
KOH + KI = 2 K + IOH
N5H9 + O2 = N2O5 + H2O =>
2 N5H9 + 17 O2 = 5 N2O5 + 9 H2O
(NH4)2Fe(SO4)2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + (NH4)2SO4 + K2SO4 =>
(NH4)2Fe(SO4)2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + (NH4)2SO4 + K2SO4
Na2CrO4CuCl2 = Na2Cl2CuCrO4 =>
Na2CrO4CuCl2 = Na2Cl2CuCrO4
HNO2 + H2SO4 = HSO4NO + H2O =>
HNO2 + H2SO4 = HSO4NO + H2O
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
KOH + NH4Cl = KCl + NH4OH =>
KOH + NH4Cl = KCl + NH4OH
KMnO4 + NH4SCN + H2SO4 = MnSO4 + N2 + CO2 + K2SO4 + H2O =>
14 KMnO4 + 5 NH4SCN + 16 H2SO4 = 14 MnSO4 + 5 N2 + 5 CO2 + 7 K2SO4 + 26 H2O
Ba(NO3)2 + KOH = Ba(OH)2 + KNO3 =>
Ba(NO3)2 + 2 KOH = Ba(OH)2 + 2 KNO3
Fe[OH]3 + HNO3 = Fe[NO3]3 + H2O =>
Fe[OH]3 + 3 HNO3 = Fe[NO3]3 + 3 H2O
P + Li = Li3P =>
P + 3 Li = Li3P
P + KOH + H2O = PH3 + KPO2H2 =>
4 P + 3 KOH + 3 H2O = PH3 + 3 KPO2H2
Ca(OH)2 + NaNo3 = Ca(No3)2 + NaOH =>
Ca(OH)2 + 2 NaNo3 = Ca(No3)2 + 2 NaOH
CaS + H2 = S + CaH2 =>
CaS + H2 = S + CaH2
CaH + AlF2O + SiO + H2O = Ca3Al2Si3O12 + H2 + HF =>
6 CaH + 4 AlF2O + 6 SiO + 14 H2O = 2 Ca3Al2Si3O12 + 13 H2 + 8 HF
Fe + HCl = Fe2Cl2 + H =>
2 Fe + 2 HCl = Fe2Cl2 + 2 H
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