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KHCO3 + HI = KI + H2CO3
H3BO3 + K2O = K3BO3 + H2O =>
2 H3BO3 + 3 K2O = 2 K3BO3 + 3 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
SiO2 + MgCO3 = Mg2SiO4 + CO2 =>
SiO2 + 2 MgCO3 = Mg2SiO4 + 2 CO2
K2WO4 + H2SO4 + Na2SO3 = W2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
2 K2WO4 + 5 H2SO4 + 3 Na2SO3 = W2(SO4)3 + 2 K2SO4 + 3 Na2SO4 + 5 H2O
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
CH3CH2CH2OH + HI = ICH2CH2CH2OH + H2 =>
CH3CH2CH2OH + HI = ICH2CH2CH2OH + H2
V + Cl2 = VCl2 =>
V + Cl2 = VCl2
Cr2O3 + Na2CO3 = Na2Cr2O4 + CO2 =>
Cr2O3 + Na2CO3 = Na2Cr2O4 + CO2
Ba(OH)2 + NO2 = Ba(NO3)2 + Ba(NO2)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO3)2 + Ba(NO2)2 + 2 H2O
Br2 + FeCl2 = FeBr2 + Cl2 =>
Br2 + FeCl2 = FeBr2 + Cl2
K(NO3) + BaCO3 = K2CO3 + Ba(NO3)2 =>
2 K(NO3) + BaCO3 = K2CO3 + Ba(NO3)2
C4H8 + H = C4H10 =>
C4H8 + 2 H = C4H10
(NH4)2SO4 + KOH = H2O + K2SO4 + NH3 =>
(NH4)2SO4 + 2 KOH = 2 H2O + K2SO4 + 2 NH3
FeCl3 + KCl = FeCl + KCl3 =>
FeCl3 + KCl = FeCl + KCl3
CH3CH(CH3)COONa + NaOH = C3H8 + Na2CO3 =>
CH3CH(CH3)COONa + NaOH = C3H8 + Na2CO3
Mg(NO3)2 + H2SO4 = MgSO4 + HNO3 =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 HNO3
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + NaNO3(ac) =>
Ca(NO3)2(ac) + Na2SO4(ac) = CaSO4(s) + 2 NaNO3(ac)
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
Cu(OH)2 + H2S = Cu2S2 + H2O =>
2 Cu(OH)2 + 2 H2S = Cu2S2 + 4 H2O
NaOH + H2AsO3 = Na2AsO3 + H2O =>
2 NaOH + H2AsO3 = Na2AsO3 + 2 H2O
K2S + K2Cr2O7 + H2O = S + K3Cr(OH)6 + KOH =>
3 K2S + K2Cr2O7 + 7 H2O = 3 S + 2 K3Cr(OH)6 + 2 KOH
H3PO3 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + H2O =>
4 H3PO3 + 48(NH4)2MoO4 + 86 HNO3 = 4(NH4)3PO4*12MoO3 + 85 NH4NO3 + 47 H2O
Si + H2SO4 = HSiO3 + SO2 + H2 =>
2 Si + 3 H2SO4 = 2 HSiO3 + 3 SO2 + 2 H2
K2WO4 + H2SO4 = H2WO4 + K2SO4 =>
K2WO4 + H2SO4 = H2WO4 + K2SO4
Na2CO3 + H3PO4 + H2O = Na2HPO4*12H2O + CO2 =>
Na2CO3 + H3PO4 + 11 H2O = Na2HPO4*12H2O + CO2
FeO + H2SiO3 = FeSiO3 + H2O =>
FeO + H2SiO3 = FeSiO3 + H2O
Fe(SCN){2+} + PO4{3-} = SCN{-} + FePO4 =>
Fe(SCN){2+} + PO4{3-} = SCN{-} + FePO4
Al(OH)4{-} = OH{-} + Al(OH)3 =>
Al(OH)4{-} = OH{-} + Al(OH)3
FeO + H2O = FeOH2O =>
FeO + H2O = FeOH2O
Zn2S + HCl = H2S + ZnCl =>
Zn2S + 2 HCl = H2S + 2 ZnCl
Si + H = H4Si =>
Si + 4 H = H4Si
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
NiSO4 + Br2 + NaOH = Ni(OH)3 + NaBr + BrSO4 =>
NiSO4 + 2 Br2 + 3 NaOH = Ni(OH)3 + 3 NaBr + BrSO4
CH3COOH + NH4Cl = HCl + CH3COONH4 =>
CH3COOH + NH4Cl = HCl + CH3COONH4
KMnO4 + HClO2 + H2O = MnO2 + HClO4 + KOH =>
4 KMnO4 + 3 HClO2 + 2 H2O = 4 MnO2 + 3 HClO4 + 4 KOH
H3BO3 + NaOH = H2BO3 + NaOH2 =>
H3BO3 + NaOH = H2BO3 + NaOH2
CH3COOC6H4COOH + NH3 = CH3COOC6H4CONH2 + H2O =>
CH3COOC6H4COOH + NH3 = CH3COOC6H4CONH2 + H2O
Co6 + S9 = Co9S6 =>
9 Co6 + 4 S9 = 6 Co9S6
H2 + Na = NaH =>
H2 + 2 Na = 2 NaH
KMnO4 + H2SO4 + Na2SO3 = Na2SO4 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 3 H2O
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
C3H8 + Cl2 = C3H6 + HCl = =>
C3H8 + Cl2 = C3H6 + 2 HCl
KCl + H2SO4 + PbO2 = PbSO4 + Cl2 + K2SO4 + H2O =>
2 KCl + 2 H2SO4 + PbO2 = PbSO4 + Cl2 + K2SO4 + 2 H2O
C16H22 + O2 = CO2 + H2O =>
2 C16H22 + 43 O2 = 32 CO2 + 22 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
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