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K2CO3 + Pb(NO3)2 = PbCO3(s) + 2 KNO3(s)
C2H4N + O2 = CO2 + H2O + NO2 =>
C2H4N + 4 O2 = 2 CO2 + 2 H2O + NO2
HCOOH + NaHCO3 = HCOONa + H2O + CO2 =>
HCOOH + NaHCO3 = HCOONa + H2O + CO2
C2H5OH + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + CH3CHO + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 CH3CHO + 7 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NH3 = H + N =>
NH3 = 3 H + N
Pb(NO3)2 + KI = PbI2 + (NO3)K =>
Pb(NO3)2 + 2 KI = PbI2 + 2(NO3)K
Cl + O3 = ClO2 =>
3 Cl + 2 O3 = 3 ClO2
K3[Co(CN)6] + CoSO4 = Co3[Co(CN)6]2 + K2SO4 =>
2 K3[Co(CN)6] + 3 CoSO4 = Co3[Co(CN)6]2 + 3 K2SO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KIO3 + KMnO4 + H2O = KIO4 + MnO2 + KOH =>
3 KIO3 + 2 KMnO4 + H2O = 3 KIO4 + 2 MnO2 + 2 KOH
C2H5OH + Ag2O = CH3COOH + Ag + H2O =>
C2H5OH + 2 Ag2O = CH3COOH + 4 Ag + H2O
NH + KOH = NKOH2 =>
NH + KOH = NKOH2
NH4Cl + H2O = NH4(OH) + HCl =>
NH4Cl + H2O = NH4(OH) + HCl
SnCl4 + (NH4)2S = SnS2 + (NH4)Cl =>
SnCl4 + 2(NH4)2S = SnS2 + 4(NH4)Cl
P3N5 + H2O = H3PO4 + NH3 =>
P3N5 + 12 H2O = 3 H3PO4 + 5 NH3
I + NaS2O3 = NaS4O6 + NaI =>
I + 2 NaS2O3 = NaS4O6 + NaI
ZnCO3 + HCl = ZnCl2 + H2O(l) + CO2(g) =>
ZnCO3 + 2 HCl = ZnCl2 + H2O(l) + CO2(g)
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
K2CO3 + HNO3 = KNO3 + H2CO3 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2CO3
HNO{3} + HI = NO + I{2} + H{2}O =>
4 HNO{3} + HI = 4 NO + I{2} + 5 H{2}O
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
NO2 + O3 = NO3 + O2 =>
NO2 + O3 = NO3 + O2
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
XeF2 + NaOH = Xe + O2 + NaF + H2O =>
2 XeF2 + 4 NaOH = 2 Xe + O2 + 4 NaF + 2 H2O
BeO + Li = Li2O + Be =>
BeO + 2 Li = Li2O + Be
H2 + NF3 = N + HF3 =>
H2 + 2 NF3 = 2 N + 2 HF3
As2(CO3)3 + AgAg(CN)2 = As(Ag(CN)2)3 + Ag2CO3 =>
As2(CO3)3 + 6 AgAg(CN)2 = 2 As(Ag(CN)2)3 + 3 Ag2CO3
SO3{2-} + H2O = SO4{2-} + e + H{+} =>
SO3{2-} + H2O = SO4{2-} + 2e + 2 H{+}
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Cr3 + O = Cr2O3 =>
2 Cr3 + 9 O = 3 Cr2O3
Zn(s) + PbCl2 = ZnCl2 + Pb =>
Zn(s) + PbCl2 = ZnCl2 + Pb
K2Co3 + AlCl3 = Al2(Co3)3 + KCl =>
3 K2Co3 + 2 AlCl3 = Al2(Co3)3 + 6 KCl
Zr3(PO4)2 + MnO2 = ZrO + Mn3(PO4)4 =>
2 Zr3(PO4)2 + 3 MnO2 = 6 ZrO + Mn3(PO4)4
[Cd(NH3)4](OH)2 + NaOH = Cd(OH)2 + NH4OH + NaNH2 =>
[Cd(NH3)4](OH)2 + 2 NaOH = Cd(OH)2 + 2 NH4OH + 2 NaNH2
HgS + CaO = HgCaS + O2 =>
2 HgS + 2 CaO = 2 HgCaS + O2
K4[Fe(CN)6] + KMnO4 + H2SO4 = K3Fe(CN)6 + K2SO4 + MnSO4 + H2O =>
5 K4[Fe(CN)6] + KMnO4 + 4 H2SO4 = 5 K3Fe(CN)6 + 3 K2SO4 + MnSO4 + 4 H2O
NaPO3 + SiO2 + C = NaSiO2 + CO2 + P =>
2 NaPO3 + 2 SiO2 + 3 C = 2 NaSiO2 + 3 CO2 + 2 P
Ga + HI = GaI3 + H2 =>
2 Ga + 6 HI = 2 GaI3 + 3 H2
HCOOK + O2 = KOH + CO2 =>
2 HCOOK + O2 = 2 KOH + 2 CO2
Na + ZnOH = Zn + NaOH =>
Na + ZnOH = Zn + NaOH
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
Ba(NO3)2 + CaSO4 = BaSO4 + Ca(NO3)2 =>
Ba(NO3)2 + CaSO4 = BaSO4 + Ca(NO3)2
KClO3 + P4 = P4O10 + KCl =>
10 KClO3 + 3 P4 = 3 P4O10 + 10 KCl
NaO + H2O = NaOH + OH =>
NaO + H2O = NaOH + OH
Pb(NO3)2 + NaCl(aq) = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl(aq) = PbCl2 + 2 NaNO3
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
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