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Na2S(s) + Co(NO3)2(aq) = CoS(aq) + 2 NaNO3(aq)
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
CuSO4H10O5 + NaBr = Na2SO4 + CuBr2 + H2O =>
CuSO4H10O5 + 2 NaBr = Na2SO4 + CuBr2 + 5 H2O
K2Cr2O7 + HCl + KBr = CrCl3 + Br2 + KCl + H2O =>
K2Cr2O7 + 14 HCl + 6 KBr = 2 CrCl3 + 3 Br2 + 8 KCl + 7 H2O
(b)Ca3N2 + H2O = Ca(OH)2 + NH3 =>
(b)Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
MgCl2 + ZnSO4 = MgSO4 + ZnCl2 =>
MgCl2 + ZnSO4 = MgSO4 + ZnCl2
C17H35COOHKOH = C17H35COOKH2O =>
C17H35COOHKOH = C17H35COOKH2O
BaCl2 + K2Cr2O4 = BaCr2O4 + K2Cl2 =>
BaCl2 + K2Cr2O4 = BaCr2O4 + K2Cl2
CuO(s) + H2(g) = Cu(s) + H2O(e) =>
CuO(s) + H2(g) = Cu(s) + H2O(e)
H2SO4 + Na2CrO4 = Na2Cr2O7 + Na2SO4 + H2O =>
H2SO4 + 2 Na2CrO4 = Na2Cr2O7 + Na2SO4 + H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
BaCl2 + ZnSO4 = BaSO4(s) + ZnCl2 =>
BaCl2 + ZnSO4 = BaSO4(s) + ZnCl2
MgOH2 = MgO + H2 =>
MgOH2 = MgO + H2
Pb + S8 = PbS4 =>
2 Pb + S8 = 2 PbS4
H2SO4(aq) + Mg(OH)2(aq) = H2O(l) + MgSO4(aq) =>
H2SO4(aq) + Mg(OH)2(aq) = 2 H2O(l) + MgSO4(aq)
CuI + O2 = Cu2O + I2 =>
4 CuI + O2 = 2 Cu2O + 2 I2
NaBr + KMnO4 + H2SO4 = Br2 + MnSO4 + H2O + KSO4 + NaSO4 =>
2 NaBr + KMnO4 + 4 H2SO4 = Br2 + MnSO4 + 4 H2O + KSO4 + 2 NaSO4
SnO2 + S + Na2CO3 = NaSnS2 + SO2 + CO2 =>
4 SnO2 + 13 S + 2 Na2CO3 = 4 NaSnS2 + 5 SO2 + 2 CO2
Hg + HNO3 + HCl = HgClO2 + NO + H2O =>
3 Hg + 5 HNO3 + 3 HCl = 3 HgClO2 + 5 NO + 4 H2O
BeOH2SO4 = BeSO4H2O =>
BeOH2SO4 = BeSO4H2O
PbO2(c) = PbO(c) + O2 =>
2 PbO2(c) = 2 PbO(c) + O2
LiOH + NH4NO3 = LiNO3 + NH3 + H2O =>
LiOH + NH4NO3 = LiNO3 + NH3 + H2O
Al(NO3)3 + NaHCO3 = Al(OH)3 + NaNO3 + CO2 =>
Al(NO3)3 + 3 NaHCO3 = Al(OH)3 + 3 NaNO3 + 3 CO2
H2S + Fe = FeS + H =>
H2S + Fe = FeS + 2 H
(NH4)2S + Br2 = S + NH4Br =>
(NH4)2S + Br2 = S + 2 NH4Br
N + Ag = Ag3N =>
N + 3 Ag = Ag3N
Al + No = AlNo3 =>
Al + 3 No = AlNo3
C4H9OH + KMnO4 + H2SO4 = C4H8O + K2SO4 + MnSO4 + H2O =>
5 C4H9OH + 2 KMnO4 + 3 H2SO4 = 5 C4H8O + K2SO4 + 2 MnSO4 + 8 H2O
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3P4*Mo12O40 + NaNO3 + NH4NO3 + H2O =>
32 Na3PO4 + 96(NH4)2MoO4 + 234 HNO3 = 8(NH4)3P4*Mo12O40 + 96 NaNO3 + 153 NH4NO3 + 147 H2O
NaCl + H2SO4 + MnO2 = Cl2 + NaHSO4 + MnSO4 + H2O =>
2 NaCl + 3 H2SO4 + MnO2 = Cl2 + 2 NaHSO4 + MnSO4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + HN3 + H2O =>
8 Cu + 19 HNO3 = 8 Cu(NO3)2 + HN3 + 9 H2O
NH4 + HCl = NH4Cl + H2 =>
2 NH4 + 2 HCl = 2 NH4Cl + H2
(Na)3PO4 + Mn(NO3)2 = NaNO3 + Mn3(PO4)2 =>
2(Na)3PO4 + 3 Mn(NO3)2 = 6 NaNO3 + Mn3(PO4)2
CH3ONa + HOH = CH3OH + NaOH =>
CH3ONa + HOH = CH3OH + NaOH
KCl + Na3PO4 = NaCl + K3PO4Na3PO4 =>
3 KCl + 2 Na3PO4 = 3 NaCl + K3PO4Na3PO4
MgSO4(aq)KOH(aq) = MgOHKSO4 =>
MgSO4(aq)KOH(aq) = MgOHKSO4
KH2PO4 + KOH = K + H2O + HPO4 =>
KH2PO4 + KOH = 2 K + H2O + HPO4
Cr2O7{2-} + H{+}H2O2 = Cr{3+} + H2O + O2 =>
2 Cr2O7{2-} + 16 H{+}H2O2 = 4 Cr{3+} + 8 H2O + 3 O2
NaOH(aq) + H3PO4(aq) = Na3PO4(aq) + H2O(l) =>
3 NaOH(aq) + H3PO4(aq) = Na3PO4(aq) + 3 H2O(l)
Pb + HNO3(k) = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3(k) = Pb(NO3)2 + 2 NO2 + 2 H2O
C10H7 + O2 = CO2 + H2O =>
4 C10H7 + 47 O2 = 40 CO2 + 14 H2O
C17H35COOH + CaCl2 = (C17H35COO)2Ca + HCl =>
2 C17H35COOH + CaCl2 = (C17H35COO)2Ca + 2 HCl
C3H8O3 + OH{-} = CO2 + H2O + e =>
C3H8O3 + 14 OH{-} = 3 CO2 + 11 H2O + 14e
AgNO3 + KCl + HNO3 = K(NO3)2 + AgCl + H2 =>
2 AgNO3 + 2 KCl + 2 HNO3 = 2 K(NO3)2 + 2 AgCl + H2
HA + XOH = HX + AOH =>
HA + XOH = HX + AOH
MgO + H3Po4 = Mg3 + (Po4)2 + H2O =>
3 MgO + 2 H3Po4 = Mg3 + (Po4)2 + 3 H2O
Na2Cr2O7 + H2O2 = Na2Cr2O12 + H2O =>
Na2Cr2O7 + 5 H2O2 = Na2Cr2O12 + 5 H2O
NaOH + H3PO3 = Na3 + PO3 + H2O =>
3 NaOH + H3PO3 = Na3 + PO3 + 3 H2O
Cu(s) + S(s) = CuS(s) =>
Cu(s) + S(s) = CuS(s)
Al + HI = AlI2 + H2 =>
Al + 2 HI = AlI2 + H2
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