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4 Ca(s) + 10 HNO3(aq) = 4 Ca(NO3)2(aq) + N2O(g) + 5 H2O(g)
HPO + NaOH = NaPO + H2O =>
HPO + NaOH = NaPO + H2O
HCHO + NaOH = HCOONa + CH3OH =>
2 HCHO + NaOH = HCOONa + CH3OH
KNO3 + Cu + HCl = KCl + CuCl2 + H2O + NO2 =>
2 KNO3 + Cu + 4 HCl = 2 KCl + CuCl2 + 2 H2O + 2 NO2
Al + NiO = Al2O3 + Ni =>
2 Al + 3 NiO = Al2O3 + 3 Ni
O3 = O5 =>
5 O3 = 3 O5
NaOH + CuSO4 + HCl = Na2SO4 + CuCl2 + H2O =>
2 NaOH + CuSO4 + 2 HCl = Na2SO4 + CuCl2 + 2 H2O
FeCl3 + K2SO3 + H2O = Fe(OH)3 + SO2 + KCl =>
2 FeCl3 + 3 K2SO3 + 3 H2O = 2 Fe(OH)3 + 3 SO2 + 6 KCl
C2H4(OH)2 + HBr = C2H4(Br)2 + H2O =>
C2H4(OH)2 + 2 HBr = C2H4(Br)2 + 2 H2O
H3PO4 + CsOH = Cs3PO4 + H2O =>
H3PO4 + 3 CsOH = Cs3PO4 + 3 H2O
CaI2 + H2SO4 = CaSO4 + HI =>
CaI2 + H2SO4 = CaSO4 + 2 HI
KMnO4 + K2SO3 + NaOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 NaOH = 2 K2MnO4 + Na2SO4 + H2O
ZnSO3 + HCl = ZnCl2 + H2SO3 =>
ZnSO3 + 2 HCl = ZnCl2 + H2SO3
F2 + BiCl3 = Cl2 + BiF3 =>
3 F2 + 2 BiCl3 = 3 Cl2 + 2 BiF3
Be + OH = Be2O3 + H2O =>
2 Be + 6 OH = Be2O3 + 3 H2O
Cu + KMnO4 + HCl = CuCl2 + MnCl2 + H2O + KCl =>
5 Cu + 2 KMnO4 + 16 HCl = 5 CuCl2 + 2 MnCl2 + 8 H2O + 2 KCl
HS2 + Cl2 = S8 + HCl =>
4 HS2 + 2 Cl2 = S8 + 4 HCl
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
CO2 + HOH = H2CO3 =>
CO2 + HOH = H2CO3
NH3(aq) + O2(aq) = NO(g) + H2O(l) =>
4 NH3(aq) + 5 O2(aq) = 4 NO(g) + 6 H2O(l)
CH3COOH + Cl2 = CHCl2COOH + H2 =>
CH3COOH + Cl2 = CHCl2COOH + H2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Mg + Al(No3)3 = Mg(No3)2 + Al =>
3 Mg + 2 Al(No3)3 = 3 Mg(No3)2 + 2 Al
Au + Cl3 = ClAu =>
3 Au + Cl3 = 3 ClAu
CH3COCH3 + O2 = CO2 + H2O =>
CH3COCH3 + 4 O2 = 3 CO2 + 3 H2O
KCl + HNO3 = KNO3 + Cl2 + NOCl + H2O =>
3 KCl + 4 HNO3 = 3 KNO3 + Cl2 + NOCl + 2 H2O
HCN + Cu(SO4) = CuCN + H(SO4) =>
HCN + Cu(SO4) = CuCN + H(SO4)
Zn + KNO3 + H2SO4 = ZnSO4 + (NH4)3SO4 + K2SO4 + H2O =>
25 Zn + 6 KNO3 + 30 H2SO4 = 25 ZnSO4 + 2(NH4)3SO4 + 3 K2SO4 + 18 H2O
BaCI2 + Na2SO4 = BaSO4 + CI2Na2 =>
BaCI2 + Na2SO4 = BaSO4 + CI2Na2
C6H6OS2 + O2 = CO + H2O + SO3 =>
C6H6OS2 + 7 O2 = 6 CO + 3 H2O + 2 SO3
H2CrO4 + AgNO3 = Ag2CrO4 + HNO3 =>
H2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 HNO3
NaNO3 = NaNO02 + O2 =>
2 NaNO3 = 2 NaNO02 + O2
Fe(OH)2 + CO = Fe2O3 + CO2 + H2 =>
2 Fe(OH)2 + CO = Fe2O3 + CO2 + 2 H2
Cr2O3 + Br2 + NaOH = NaBr + Na2Cr2O7 + H2O =>
Cr2O3 + 3 Br2 + 8 NaOH = 6 NaBr + Na2Cr2O7 + 4 H2O
CO + H2 = COH =>
2 CO + H2 = 2 COH
C6H6 + C8H4O3 = C14H8O2 + H2O =>
C6H6 + C8H4O3 = C14H8O2 + H2O
Hg + H2SO4 = HgO2 + SO2 + H2O =>
Hg + 2 H2SO4 = HgO2 + 2 SO2 + 2 H2O
Na2SO4 + FeCl3 = NaCl + Fe2(SO4)3 =>
3 Na2SO4 + 2 FeCl3 = 6 NaCl + Fe2(SO4)3
Na2SO4 + HClO = Cl2SO4 + NaOH =>
Na2SO4 + 2 HClO = Cl2SO4 + 2 NaOH
AlCl3(aq) + Pb(NO3)2(aq) = PbCl2 + Al(NO3)3 =>
2 AlCl3(aq) + 3 Pb(NO3)2(aq) = 3 PbCl2 + 2 Al(NO3)3
Ag + HNO3 = AgNO3 + H2O + NO =>
3 Ag + 4 HNO3 = 3 AgNO3 + 2 H2O + NO
Br2 + KI = KBr2 + I2 =>
2 Br2 + 2 KI = 2 KBr2 + I2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
KMnO4 + H2SO4 + FeSO4 = MnSO4 + K2SO4 + H2O + Fe2(SO4)3 =>
2 KMnO4 + 8 H2SO4 + 10 FeSO4 = 2 MnSO4 + K2SO4 + 8 H2O + 5 Fe2(SO4)3
PbO2 + NaOH + Cr2(SO4)3 = Na2Pb(OH)4 + Na2SO4 + Na2CrO4 + H2O =>
3 PbO2 + 16 NaOH + Cr2(SO4)3 = 3 Na2Pb(OH)4 + 3 Na2SO4 + 2 Na2CrO4 + 2 H2O
CH3CH2OH + CH3COCl = CH3CO2CH2CH3 + HCl =>
CH3CH2OH + CH3COCl = CH3CO2CH2CH3 + HCl
KNO3(aq) + LiC2H3O2(aq) = KC2H3O2(aq) + LiNO3(aq) =>
KNO3(aq) + LiC2H3O2(aq) = KC2H3O2(aq) + LiNO3(aq)
KI + K2SO4 = KSO4 + K2I =>
KI + K2SO4 = KSO4 + K2I
K2CrO7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
2 K2CrO7 + 9 SnCl2 + 28 HCl = 2 CrCl3 + 9 SnCl4 + 4 KCl + 14 H2O
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