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H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe + KNO3 = Fe2O3 + KNO2 =>
2 Fe + 3 KNO3 = Fe2O3 + 3 KNO2
Gd + H2O = Gd(OH)3 + H2 =>
2 Gd + 6 H2O = 2 Gd(OH)3 + 3 H2
HNO3(s) + H2S(s) = NO(s) + S(s) + H2O(s) =>
2 HNO3(s) + 3 H2S(s) = 2 NO(s) + 3 S(s) + 4 H2O(s)
AsCl3 + Zn + H2SO4 = AsH3 + ZnSO4 + HCl =>
AsCl3 + 3 Zn + 3 H2SO4 = AsH3 + 3 ZnSO4 + 3 HCl
KMnO4 + Mg(NO2)2 + H2SO4 = K2SO4 + Mg(NO3)2 + MnSO4 + H2O =>
4 KMnO4 + 5 Mg(NO2)2 + 6 H2SO4 = 2 K2SO4 + 5 Mg(NO3)2 + 4 MnSO4 + 6 H2O
BaCl2(aq) + Cu(SO4)(aq) = Ba(SO4)2(s) + CuCl(aq) =>
BaCl2(aq) + 2 Cu(SO4)(aq) = Ba(SO4)2(s) + 2 CuCl(aq)
BaCl2 + ZnSO4 = BaSO4 + ZnCl2 =>
BaCl2 + ZnSO4 = BaSO4 + ZnCl2
Al2(SO4)3 + (NH4)3PO4 = (NH4)2SO4 + AlPO4 =>
Al2(SO4)3 + 2(NH4)3PO4 = 3(NH4)2SO4 + 2 AlPO4
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
(NH4)2CO3 + HNO3 = NH3NO3 + CO2 + H2O =>
7(NH4)2CO3 + 18 HNO3 = 16 NH3NO3 + 7 CO2 + 13 H2O
HBrO = H2O + Br2O =>
2 HBrO = H2O + Br2O
Na(NO3)2 + NaOH = Na(OH)2 + Na(NO3) =>
Na(NO3)2 + 2 NaOH = Na(OH)2 + 2 Na(NO3)
HBr(g) = H + Br =>
HBr(g) = H + Br
P4 + HNO3(conc) = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3(conc) = 4 H3PO4 + 20 NO2 + 4 H2O
Mg + ZnCl2 = Zn + MgCl =>
2 Mg + ZnCl2 = Zn + 2 MgCl
Pb + P = Pb2P =>
2 Pb + P = Pb2P
SrF2 + HCl = SrCl2 + HF =>
SrF2 + 2 HCl = SrCl2 + 2 HF
HNa + B2H6 = NaBH4 =>
2 HNa + B2H6 = 2 NaBH4
PbS2 = Pb + S2 =>
PbS2 = Pb + S2
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
OH + P4 = H3PO4 + H2O =>
20 OH + P4 = 4 H3PO4 + 4 H2O
CH3CO2H(l) + CH3CH2OH(l) = CH3CO2CH2CH3(l) + H2O(l) =>
CH3CO2H(l) + CH3CH2OH(l) = CH3CO2CH2CH3(l) + H2O(l)
Be + HI = BeI2 + H2 =>
Be + 2 HI = BeI2 + H2
F + KBr = FBr + K =>
F + KBr = FBr + K
Zn(s) + HSO4 = H2(g) + Zn2SO4(aq) =>
4 Zn(s) + 2 HSO4 = H2(g) + 2 Zn2SO4(aq)
Fe1 + S1 = FeS =>
Fe1 + S1 = FeS
Cr(OH)3 + CO2 = Cr2(CO3)3 + H2O =>
2 Cr(OH)3 + 3 CO2 = Cr2(CO3)3 + 3 H2O
KMnO4 + Mg(NO2)2 + H2SO4 = K2SO4 + Mg(NO3)2 + MnSO4 + H2O =>
4 KMnO4 + 5 Mg(NO2)2 + 6 H2SO4 = 2 K2SO4 + 5 Mg(NO3)2 + 4 MnSO4 + 6 H2O
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
K2SiO3 + H2S = H2SiO3 + K2S =>
K2SiO3 + H2S = H2SiO3 + K2S
K2Cr2O7 + KI + H2O = I2 + KOH + Cr(OH)3 =>
K2Cr2O7 + 6 KI + 7 H2O = 3 I2 + 8 KOH + 2 Cr(OH)3
H3C6H5O6 + NaOH = Na3C6H5O6 + H2O =>
H3C6H5O6 + 3 NaOH = Na3C6H5O6 + 3 H2O
FeCl2 + (NH4)3PO4 = FePO4 + (NH4)3Cl2 =>
FeCl2 + (NH4)3PO4 = FePO4 + (NH4)3Cl2
Na2CO3 + H2O = H2CO3 + NaOH =>
Na2CO3 + 2 H2O = H2CO3 + 2 NaOH
CaI2 + Na3PO4 = Ca3(PO4)2 + NaI =>
3 CaI2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaI
CuSO4 + P2O5 + H2O = Cu3(PO4)2 + H2SO4 =>
3 CuSO4 + P2O5 + 3 H2O = Cu3(PO4)2 + 3 H2SO4
Na2CO3*10H2O + CaCl2*2H2O = NaCl + CaCO3 + H2O =>
Na2CO3*10H2O + CaCl2*2H2O = 2 NaCl + CaCO3 + 12 H2O
KMnO4 + Mg(NO2)2 + H2SO4 = K2SO4 + Mg(NO3)2 + MnSO4 + H2O =>
4 KMnO4 + 5 Mg(NO2)2 + 6 H2SO4 = 2 K2SO4 + 5 Mg(NO3)2 + 4 MnSO4 + 6 H2O
P + N2 = P3N5 =>
6 P + 5 N2 = 2 P3N5
CH3(CH2)3Br + NaOH = C4H9OH + NaBr =>
CH3(CH2)3Br + NaOH = C4H9OH + NaBr
Mn2O5 = Mn2O4 + O2 =>
2 Mn2O5 = 2 Mn2O4 + O2
S + N2 = S3N2 =>
3 S + N2 = S3N2
HON(SO3Na)2 + K2CO3 = HON(SO3K)2 + Na2CO3 =>
HON(SO3Na)2 + K2CO3 = HON(SO3K)2 + Na2CO3
H2 + O2 = H2O = H + O =>
2 H2 + O2 = 2 H2O
C6H6COO + O2 = C6O2 + H2O =>
6 C6H6COO + 10 O2 = 7 C6O2 + 18 H2O
Na2O2 + H2O = NaOH + H1O2 =>
3 Na2O2 + 4 H2O = 6 NaOH + 2 H1O2
U + Te = U10Te18 =>
10 U + 18 Te = U10Te18
K3PO4 + NiCl2 = KCl + Ni3(PO4)2 =>
2 K3PO4 + 3 NiCl2 = 6 KCl + Ni3(PO4)2
Li2Cr2O7 + H2SeO4 + NiSeO4 = Li2SeO4 + Cr2(SeO4)3 + Ni2(SeO4)3 + H2O =>
Li2Cr2O7 + 7 H2SeO4 + 6 NiSeO4 = Li2SeO4 + Cr2(SeO4)3 + 3 Ni2(SeO4)3 + 7 H2O
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