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HBr + NiS = NiBr + HS
(NH4)2SO3 + Ca(OH)2 = CaSO3 + NH3 + H2O =>
(NH4)2SO3 + Ca(OH)2 = CaSO3 + 2 NH3 + 2 H2O
Se8 + O2 = SeO2 =>
Se8 + 8 O2 = 8 SeO2
VCl + AgNO3 = AgCl + VNO3 =>
VCl + AgNO3 = AgCl + VNO3
H2CO3 + Cl2 = H2CO3Cl =>
2 H2CO3 + Cl2 = 2 H2CO3Cl
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O =>
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O
Zn(s) + HNO3(aq) = H + Zn(NO3)2 =>
Zn(s) + 2 HNO3(aq) = 2 H + Zn(NO3)2
Sr(CO3)2 = SrO2 + CO2 =>
Sr(CO3)2 = SrO2 + 2 CO2
CrO + Cl2 = CrCl3 + O2 =>
2 CrO + 3 Cl2 = 2 CrCl3 + O2
HCN + H2O = HCOOH + NH3 =>
HCN + 2 H2O = HCOOH + NH3
PtF4 + H2O = Pt + HF + O2 =>
PtF4 + 2 H2O = Pt + 4 HF + O2
CH3OH + H2SO4 + KMnO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH3OH + 9 H2SO4 + 6 KMnO4 = 5 CO2 + 3 K2SO4 + 6 MnSO4 + 19 H2O
CoOOH + SO2 + H2O = Co(OH)2 + SO4{2-} + H{+} =>
2 CoOOH + SO2 + 2 H2O = 2 Co(OH)2 + SO4{2-} + 2 H{+}
CaMnO4 + H2SO4 + SnCl2 = MnSO4 + CaSO4 + SnCl4 + H2O + SnSO4 =>
CaMnO4 + 4 H2SO4 + 4 SnCl2 = MnSO4 + CaSO4 + 2 SnCl4 + 4 H2O + 2 SnSO4
Mg(SO4) + (NH4)(OH) = Mg(OH)2 + (NH4)2(SO4) =>
Mg(SO4) + 2(NH4)(OH) = Mg(OH)2 + (NH4)2(SO4)
Zn + CuO = ZnO + Cu =>
Zn + CuO = ZnO + Cu
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + NaCl(aq) =>
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + 2 NaCl(aq)
H2SO4 + OHNa = HOH + SO4Na2 =>
H2SO4 + 2 OHNa = 2 HOH + SO4Na2
Br2(l) + KI(aq) = KBr(aq) + I(s) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + 2 I(s)
PO2 + H2O = H2PO3 =>
PO2 + H2O = H2PO3
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
C3H7OH + O3 = CO2 + H2O =>
C3H7OH + 3 O3 = 3 CO2 + 4 H2O
CrO4 + NaOH = NaCrO4 + OH =>
CrO4 + NaOH = NaCrO4 + OH
P + OH{-}[] + H2O = PH3 + H2PO2[{-}] =>
4 P + 3 OH{-}[] + 3 H2O = PH3 + 3 H2PO2[{-}]
NaHSO4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + NaSO4 + H2O =>
10 NaHSO4 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 10 NaSO4 + 8 H2O
CuS(s) = Cu(s) + S(s) =>
CuS(s) = Cu(s) + S(s)
MgCl2 + Na2CO3 + H2O = (MgOH)2CO3 + NaCl + CO2 =>
2 MgCl2 + 2 Na2CO3 + H2O = (MgOH)2CO3 + 4 NaCl + CO2
HCl + CrO3 = Cl3 + CrCl3 + H2O =>
6 HCl + CrO3 = Cl3 + CrCl3 + 3 H2O
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
Os + NaNO3 + NaOH = Na4OsO6 + NaNO2 + H2O =>
Os + 4 NaNO3 + 4 NaOH = Na4OsO6 + 4 NaNO2 + 2 H2O
CuBr + HNO3 = CuNO3 + Br + NO2 + H2O =>
CuBr + 2 HNO3 = CuNO3 + Br + NO2 + H2O
(SO4)3Al2 + Ca(HCO3)2 = Al(OH)3 + CaSO4 + CO2 =>
(SO4)3Al2 + 3 Ca(HCO3)2 = 2 Al(OH)3 + 3 CaSO4 + 6 CO2
KCl + CuCl2 = KCuCl3 =>
KCl + CuCl2 = KCuCl3
CH4 + O2 = CO2 + H2O1223 =>
CH4 + 1224 O2 = CO2 + 2 H2O1223
C6H6SO3 + O2 = CO2 + H2SO4 + H2O =>
2 C6H6SO3 + 15 O2 = 12 CO2 + 2 H2SO4 + 4 H2O
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
Mg + SO3 = MgSO3 =>
Mg + SO3 = MgSO3
CH4 + CCl4 = CH2Cl2 =>
CH4 + CCl4 = 2 CH2Cl2
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
H3BO3 + Ca(OH)2 = CaOHH2BO3 + H2O =>
H3BO3 + Ca(OH)2 = CaOHH2BO3 + H2O
MgMgMgMgMgMgMgMgMgMg + Al = MgAl =>
MgMgMgMgMgMgMgMgMgMg + 10 Al = 10 MgAl
CH3COOH + Cr2O7{2-} + H{+} = CO2 + H2O + Cr{3+} =>
3 CH3COOH + 4 Cr2O7{2-} + 32 H{+} = 6 CO2 + 22 H2O + 8 Cr{3+}
KOH + CaCO2 = KCO2 + CaOH =>
KOH + CaCO2 = KCO2 + CaOH
C2H6O + K2Cr2O7 = C2H4O + H2O + KOH + CrO2 =>
2 C2H6O + K2Cr2O7 = 2 C2H4O + H2O + 2 KOH + 2 CrO2
PbO + K2CO3 = K2PbO2 + CO2 =>
PbO + K2CO3 = K2PbO2 + CO2
NH4NO3 + NaOH = NH3 + H2O + Na(NO3)2 =>
17 NH4NO3 + 8 NaOH = 18 NH3 + 11 H2O + 8 Na(NO3)2
Sr(NO3)2(aq) + KIO3(aq) = Sr(IO3)2 + KNO3(aq) =>
Sr(NO3)2(aq) + 2 KIO3(aq) = Sr(IO3)2 + 2 KNO3(aq)
C2HO + O = CO + HO =>
C2HO + 2 O = 2 CO + HO
FeS(s) + HNO3(aq) = Fe(NO3)2 + H2S =>
FeS(s) + 2 HNO3(aq) = Fe(NO3)2 + H2S
Cr(OH)3 + HCl = H2O + CrCl3 =>
Cr(OH)3 + 3 HCl = 3 H2O + CrCl3
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