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4 H2SeO4 + 6 KI = 3 I2 + Se + 4 H2O + 3 K2SeO4
TiCl3 + NaClO4 + H2SO4 = H2O + HClO3 + Ti(SO4)2 + NaCl =>
8 TiCl3 + 19 NaClO4 + 16 H2SO4 = 4 H2O + 24 HClO3 + 8 Ti(SO4)2 + 19 NaCl
HCl + HOH = ClOH + H2 =>
HCl + HOH = ClOH + H2
K2S + Pb(NO3)2 = KNO3 + PbS =>
K2S + Pb(NO3)2 = 2 KNO3 + PbS
MgI2 + H2SeO4 + K2Cr2O7 = I2 + MgSeO4 + Cr2(SeO4)3 + K2SeO4 + H2O =>
3 MgI2 + 7 H2SeO4 + K2Cr2O7 = 3 I2 + 3 MgSeO4 + Cr2(SeO4)3 + K2SeO4 + 7 H2O
Al + Cu(ClO3) = Al(ClO3)3 + Cu =>
Al + 3 Cu(ClO3) = Al(ClO3)3 + 3 Cu
C18H26O2 + O2 = CO2 + H2O =>
2 C18H26O2 + 47 O2 = 36 CO2 + 26 H2O
CH3CH2CH2CH2Br + AgNO3 + CH3CH2OH = CH3CH2CH2CH2OCH2CH3 + AgBr + HNO3 =>
CH3CH2CH2CH2Br + AgNO3 + CH3CH2OH = CH3CH2CH2CH2OCH2CH3 + AgBr + HNO3
PbS + HCl = PbCl2H2S =>
PbS + 2 HCl = PbCl2H2S
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Zn + S = Zn2S18 =>
2 Zn + 18 S = Zn2S18
Cu2S + HNO3 = Cu(NO3)2 + SO2 + NO2 + H2O =>
Cu2S + 12 HNO3 = 2 Cu(NO3)2 + SO2 + 8 NO2 + 6 H2O
Zn(s) + CrCl3(aq) = ZnCl2(aq) + Cr(s) =>
3 Zn(s) + 2 CrCl3(aq) = 3 ZnCl2(aq) + 2 Cr(s)
SO2(g) + H2O(l) = H2SO3(l) =>
SO2(g) + H2O(l) = H2SO3(l)
Zn(NH2)2 = NH3 + Zn3N2 =>
3 Zn(NH2)2 = 4 NH3 + Zn3N2
O2 + C6H6O6 = H2O + CO2 =>
9 O2 + 2 C6H6O6 = 6 H2O + 12 CO2
SO2 + KMnO4 + H2SO4 = K2SO4 + H2OSO4 + MnSO4 =>
3 SO2 + 2 KMnO4 + 2 H2SO4 = K2SO4 + 2 H2OSO4 + 2 MnSO4
Br + C5H10 = C5H10Br =>
Br + C5H10 = C5H10Br
NO2 + H3O = NH3 + OH =>
2 NO2 + 5 H3O = 2 NH3 + 9 OH
BaCl2 + Al2 + (SO4)3 = AlCl3 + BaSO4 =>
3 BaCl2 + Al2 + (SO4)3 = 2 AlCl3 + 3 BaSO4
NaHCO + HCl = NaCl + H2CO =>
NaHCO + HCl = NaCl + H2CO
Eu + NH3 + N2 = Eu(NH2)2 =>
3 Eu + 4 NH3 + N2 = 3 Eu(NH2)2
Al(s) + KCl2(aq) = K(s) + AlCl3(aq) =>
2 Al(s) + 3 KCl2(aq) = 3 K(s) + 2 AlCl3(aq)
Co(NO3)2 + NH4CNS = (NH4)4[Co(CNS)6] + NH4NO3 =>
Co(NO3)2 + 6 NH4CNS = (NH4)4[Co(CNS)6] + 2 NH4NO3
Zn(OH)2 + LiOH = Zn[Li(OH)3] =>
Zn(OH)2 + LiOH = Zn[Li(OH)3]
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Au + HCl + HNO3 = (NO)AuCl4 + H2O + NO2 =>
Au + 4 HCl + 2 HNO3 = (NO)AuCl4 + 3 H2O + NO2
Fe(OH)2 + (NH4)2S = FeS + NH3 + H2O =>
Fe(OH)2 + (NH4)2S = FeS + 2 NH3 + 2 H2O
LiCl + Na3Po4 = NaCl + Li3Po4 =>
3 LiCl + Na3Po4 = 3 NaCl + Li3Po4
[Ag(NH3)4] + NH3 = [Ag(NH3)5] =>
[Ag(NH3)4] + NH3 = [Ag(NH3)5]
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
BiOCl + NaOH + H2O = Bi(OH)3 + NaCl =>
BiOCl + NaOH + H2O = Bi(OH)3 + NaCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AuSO3 + H2O2 = Au2(SO4)2 + H2O =>
2 AuSO3 + 2 H2O2 = Au2(SO4)2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaHCO3 + HC2H3O2 = CO2 + H2O + HNa =>
4 NaHCO3 + HC2H3O2 = 6 CO2 + 2 H2O + 4 HNa
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn(s) + H2O(l)CuSO4(s) = ZnSO4(aq) + H2O(l) + Cu(s) =>
Zn(s) + H2O(l)CuSO4(s) = ZnSO4(aq) + H2O(l) + Cu(s)
氢氧化钙 + 二氧化碳 = 碳酸钙 + 水 =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Li + H4P2O7 = Li(P2O7) + H =>
Li + H4P2O7 = Li(P2O7) + 4 H
C4H9Cl + AgNO3 + C2H6O = C6H14O + AgCl + HNO3 =>
C4H9Cl + AgNO3 + C2H6O = C6H14O + AgCl + HNO3
FeBr3(aq) + Ca2CrO4(aq) = CaBr(aq) + Fe2(CrO4)3(s) =>
2 FeBr3(aq) + 3 Ca2CrO4(aq) = 6 CaBr(aq) + Fe2(CrO4)3(s)
FeS2 + Ti(SO4)2 = Fe + Ti + SO2 =>
FeS2 + Ti(SO4)2 = Fe + Ti + 4 SO2
KHSO3 + NaOH = H2O + K2SO3 + Na2SO3 =>
2 KHSO3 + 2 NaOH = 2 H2O + K2SO3 + Na2SO3
Zn(NO3)2 + Al(OH)3 = Al(NO3)3 + Zn(OH)2 =>
3 Zn(NO3)2 + 2 Al(OH)3 = 2 Al(NO3)3 + 3 Zn(OH)2
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