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CaCO3 + H2SO4(aq) = CaSO4 + H2O + CO2
KOH + (NH4)2S = NH4OH + K2S =>
2 KOH + (NH4)2S = 2 NH4OH + K2S
C6H5OH(s) + O2 = CO(s) + H2O(g) =>
C6H5OH(s) + 4 O2 = 6 CO(s) + 3 H2O(g)
K2CO3 + HI = KI + H2O + CO2 =>
K2CO3 + 2 HI = 2 KI + H2O + CO2
CuO(s) + CH4(g) = CO2(g) + Cu(s) + H2O(g) =>
4 CuO(s) + CH4(g) = CO2(g) + 4 Cu(s) + 2 H2O(g)
ZnO + H2S2O3 = ZnS2O3 + H2O =>
ZnO + H2S2O3 = ZnS2O3 + H2O
BaCl2 + Zn = Ba + ZnCl2 =>
BaCl2 + Zn = Ba + ZnCl2
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
H2SO3 + Sr(OH)2 = H2O + SrSO3 =>
H2SO3 + Sr(OH)2 = 2 H2O + SrSO3
Fl + AlCl = FlCl + Al =>
Fl + AlCl = FlCl + Al
Mn(OH)2 + H4CO4 = Mn2CO4 + H2O =>
2 Mn(OH)2 + H4CO4 = Mn2CO4 + 4 H2O
CuO(s) + HSO4 = Cu(SO4)2 + H2O =>
CuO(s) + 2 HSO4 = Cu(SO4)2 + H2O
Na4Si + H2O = Na2SiO3 + NaOH + H2 =>
Na4Si + 5 H2O = Na2SiO3 + 2 NaOH + 4 H2
CH3OH + K2Cr2O7 = CHO + Cr2O3 + KOH + H2O =>
2 CH3OH + K2Cr2O7 = 2 CHO + Cr2O3 + 2 KOH + 2 H2O
MgSO4(aq) + BaCl2(aq) = MgCl2(aq) + BaSO4(s) =>
MgSO4(aq) + BaCl2(aq) = MgCl2(aq) + BaSO4(s)
Ag + O2 = AgO2 =>
Ag + O2 = AgO2
C14H10O2 + H2 = C14H12O2 =>
C14H10O2 + H2 = C14H12O2
FeCl3 + NH4HO = NH4Cl + FeO + H2O + O2 =>
4 FeCl3 + 12 NH4HO = 12 NH4Cl + 4 FeO + 6 H2O + O2
KMnO4 + KOH + H2S = K2MnO4 + S + H2O =>
2 KMnO4 + 2 KOH + H2S = 2 K2MnO4 + S + 2 H2O
Al(s) + HBr(aq) = H2(g) + AlBr3(aq) =>
2 Al(s) + 6 HBr(aq) = 3 H2(g) + 2 AlBr3(aq)
KCl + Mg(OH)2 = (OH)2K + MgCl =>
KCl + Mg(OH)2 = (OH)2K + MgCl
SO4{2-} + H{+} + {-} = H2S + H2O =>
SO4{2-} + 10 H{+} + 8e = H2S + 4 H2O
MnO4 + I{-2} + H2O = MnO2 + I2 + OH{-} =>
MnO4 + 2 I{-2} + 2 H2O = MnO2 + I2 + 4 OH{-}
Ba(HSO4)2 + HNO3 = H2 + Ba(NO3)2 + HSO4 =>
Ba(HSO4)2 + 2 HNO3 = H2 + Ba(NO3)2 + 2 HSO4
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
C5H11N + CO2 = C6H11NO + O2 =>
2 C5H11N + 2 CO2 = 2 C6H11NO + O2
C4H6O5 + NaHCO3 = C4H4Na2O5 + CO2 + H2O =>
C4H6O5 + 2 NaHCO3 = C4H4Na2O5 + 2 CO2 + 2 H2O
Mg + HCI = MgHCI =>
Mg + HCI = MgHCI
VOSO4 + KOH = K2V4O9 + K2SO4 + H2O =>
4 VOSO4 + 10 KOH = K2V4O9 + 4 K2SO4 + 5 H2O
Na2CO3 + (CH3COOH) = (CH3COONa) + H2O + CO2 =>
Na2CO3 + 2(CH3COOH) = 2(CH3COONa) + H2O + CO2
CaB2O4 + CO2 + H2O = CaCO3 + H3BO3 =>
CaB2O4 + CO2 + 3 H2O = CaCO3 + 2 H3BO3
HCl + CH4 = CCl4 + H2 =>
4 HCl + CH4 = CCl4 + 4 H2
H2O + Al = Al(OH)3 + H2 =>
6 H2O + 2 Al = 2 Al(OH)3 + 3 H2
CO2(g) + H2(g) = CO(g) + H2O(g) =>
CO2(g) + H2(g) = CO(g) + H2O(g)
In2O3 + H3PO4 = In(PO4) + H2O =>
In2O3 + 2 H3PO4 = 2 In(PO4) + 3 H2O
Cl2 + NaOH = ClNaOH =>
Cl2 + 2 NaOH = 2 ClNaOH
Na2CrO4 + H2S = Cr(OH)3 + Na2S + H2O + S =>
2 Na2CrO4 + 5 H2S = 2 Cr(OH)3 + 2 Na2S + 2 H2O + 3 S
HOBr = H{+} + OBr{-} =>
HOBr = H{+} + OBr{-}
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
C2H5OH + Mg = C2H6 + MgO =>
C2H5OH + Mg = C2H6 + MgO
Al2S3 + Li = Li2S3 + Al =>
Al2S3 + 2 Li = Li2S3 + 2 Al
CH3CH2CO(CH3) + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
9 CH3CH2CO(CH3) + 5 K2Cr2O7 + 20 H2SO4 = 12 CH3CH2COOH + 5 K2SO4 + 5 Cr2(SO4)3 + 20 H2O
Mn + Fe2 = MnFe3 =>
2 Mn + 3 Fe2 = 2 MnFe3
CH4 + NCl4 = H2 + N3 + CCl4 =>
3 CH4 + 3 NCl4 = 6 H2 + N3 + 3 CCl4
Zn(No3)2 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + KNo3 =>
2 Zn(No3)2 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + 4 KNo3
Cd3(PO4)2 + (NH4)2S = Cd3S + (NH4) + (PO4)2 =>
Cd3(PO4)2 + (NH4)2S = Cd3S + 2(NH4) + (PO4)2
O2(g) + Na(s) = NaO(s) =>
O2(g) + 2 Na(s) = 2 NaO(s)
Pb(C2H3O2)2 + Na2Co3 = PbCo3 + NaC2H3O2 =>
Pb(C2H3O2)2 + Na2Co3 = PbCo3 + 2 NaC2H3O2
Cu2S + HNO3 = Cu(NO3)2 + NO + H2O + H2S =>
3 Cu2S + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 4 H2O + 3 H2S
ZnFe2O4 + CH4 = ZnO + FeO*Fe2O3 + CO2 + H2O =>
12 ZnFe2O4 + CH4 = 12 ZnO + 8 FeO*Fe2O3 + CO2 + 2 H2O
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