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2 Zn + H2(SO4) = H2 + Zn2(SO4)
C2H6OH(l) + O2(g) = CO2(g) + H2O(l) =>
4 C2H6OH(l) + 13 O2(g) = 8 CO2(g) + 14 H2O(l)
HBr(aq) + NaOH(aq) = NaBr(aq) + H2O(l) =>
HBr(aq) + NaOH(aq) = NaBr(aq) + H2O(l)
AuCl3 + HCl = H[AuCl4] =>
AuCl3 + HCl = H[AuCl4]
K2CO3 + C4H8O2 = K(C4H7O2) + CO2 + H2O =>
K2CO3 + 2 C4H8O2 = 2 K(C4H7O2) + CO2 + H2O
MnO2(l) + Al(l) = Al2O3(l) + Mn(l) =>
3 MnO2(l) + 4 Al(l) = 2 Al2O3(l) + 3 Mn(l)
Se + HNO3 = H2SeO3 + NO + NO2 =>
Se + 2 HNO3 = H2SeO3 + NO + NO2
NaOH + HOC(COOH)(CH2COOH)2 = H2O + HOC(COONa)(CH2COONa)2 =>
3 NaOH + HOC(COOH)(CH2COOH)2 = 3 H2O + HOC(COONa)(CH2COONa)2
KCl = K + Cl =>
KCl = K + Cl
NaCO3(s) = NaO(s) + CO2(g) =>
NaCO3(s) = NaO(s) + CO2(g)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu2 + HNO3 = Cu(NO3)2 + N2O + H2O =>
2 Cu2 + 10 HNO3 = 4 Cu(NO3)2 + N2O + 5 H2O
C2H2 + Na = C2HNa + H2 =>
2 C2H2 + 2 Na = 2 C2HNa + H2
Cl2(g) + MgI2(aq) = MgCl2(aq) + I2(s) =>
Cl2(g) + MgI2(aq) = MgCl2(aq) + I2(s)
BaCl2 + NaC2H3O2 = Ba(C2H3O2)2 + NaCl =>
BaCl2 + 2 NaC2H3O2 = Ba(C2H3O2)2 + 2 NaCl
Ca(OH)2 + P2O3 = CaP2O4 + H2O =>
Ca(OH)2 + P2O3 = CaP2O4 + H2O
C4H10O + K2Cr2O7 = C4H8O + H2Cr2O7 + K =>
C4H10O + K2Cr2O7 = C4H8O + H2Cr2O7 + 2 K
Co(s) + Cl2(g) = CoCl2(s) =>
Co(s) + Cl2(g) = CoCl2(s)
Na3Cr(OH)6 + H2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3Cr(OH)6 + 3 H2O2 = 2 Na2CrO4 + 2 NaOH + 8 H2O
Zn + NO3{-}{+} + H{+} = Zn{2+} + NH4{+} + H2O =>
4 Zn + NO3{-}{+} + 10 H{+} = 4 Zn{2+} + NH4{+} + 3 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Br2 + NiI3 = BrI + Ni =>
3 Br2 + 2 NiI3 = 6 BrI + 2 Ni
KSO4BaCl2 = KCl2BaSO4 =>
KSO4BaCl2 = KCl2BaSO4
PCl3 + H2 = PH3 + HCl =>
PCl3 + 3 H2 = PH3 + 3 HCl
HClO3 + LiOH = LiClO3 + H2O =>
HClO3 + LiOH = LiClO3 + H2O
CrO3 + SO3 = Cr2O7 + SO2 =>
2 CrO3 + SO3 = Cr2O7 + SO2
CuCl + Na2SO4 = Cu2SO4 + NaCl =>
2 CuCl + Na2SO4 = Cu2SO4 + 2 NaCl
CsCl + F2 = CsF + Cl =>
2 CsCl + F2 = 2 CsF + 2 Cl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2SO4 + K2HPO4 = H3PO4 + K2SO4 =>
H2SO4 + K2HPO4 = H3PO4 + K2SO4
Zn(OH)2 + HN(O3) = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HN(O3) = Zn(NO3)2 + 2 H2O
FeBr3 + K2S = FeBr2 + S + KBr =>
2 FeBr3 + K2S = 2 FeBr2 + S + 2 KBr
(NH4)2S + Cu(NO3)2 = CuS + NH4NO3 =>
(NH4)2S + Cu(NO3)2 = CuS + 2 NH4NO3
C7H8O + K2Cr2O7 + H2SO4 = C7H6O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C7H8O + K2Cr2O7 + 4 H2SO4 = 3 C7H6O + Cr2(SO4)3 + K2SO4 + 7 H2O
Fe2 + O2 + H2O = Fe2O3H2O =>
2 Fe2 + 3 O2 + 2 H2O = 2 Fe2O3H2O
Cu(NO3)2 + Na2C2O4 = CuC2O4 + Na2(NO3)2 =>
Cu(NO3)2 + Na2C2O4 = CuC2O4 + Na2(NO3)2
Cu(OH)2 + CH2O = HCOOH + H2O + Cu2O =>
2 Cu(OH)2 + CH2O = HCOOH + 2 H2O + Cu2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Pb + HOH = Pb(OH) + H2 =>
2 Pb + 2 HOH = 2 Pb(OH) + H2
KHS + NaOH = KOH + NaHS =>
KHS + NaOH = KOH + NaHS
C10H20(l) + O2(g) = CO2(g) + H2O(l) =>
C10H20(l) + 15 O2(g) = 10 CO2(g) + 10 H2O(l)
Na2B4O7 + AgNO3 + H2O = NaNO3 + H3BO3 + Ag2O =>
Na2B4O7 + 2 AgNO3 + 6 H2O = 2 NaNO3 + 4 H3BO3 + Ag2O
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
C8H8O2 + NaOH = C8H7O2Na + H2O =>
C8H8O2 + NaOH = C8H7O2Na + H2O
Na + CO2 = Na2O + C =>
4 Na + CO2 = 2 Na2O + C
C8H10N4O2 + H2O = C8H10N4O2H + O2 =>
4 C8H10N4O2 + 2 H2O = 4 C8H10N4O2H + O2
Ga2O3 + H2O = Ga(OH)3 =>
Ga2O3 + 3 H2O = 2 Ga(OH)3
H2PdCl4 + NH4OH = Pd(NH3)2Cl2 + H2O + HCl =>
H2PdCl4 + 2 NH4OH = Pd(NH3)2Cl2 + 2 H2O + 2 HCl
C4H10S + O2 = CO2 + H2O + SO2 =>
2 C4H10S + 15 O2 = 8 CO2 + 10 H2O + 2 SO2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
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