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2 AgN2H3 + 3 H2 = 2 Ag + 4 NH3
PbCO3 = PbOCO2 =>
PbCO3 = PbOCO2
CuBr2 + Cl2 = CuCl2 + Br2 =>
CuBr2 + Cl2 = CuCl2 + Br2
KCo3 + Ca(No3)2 = K(No3)2 + CaCo3 =>
KCo3 + Ca(No3)2 = K(No3)2 + CaCo3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
PbS + HBr = PbBr2 + H2S =>
PbS + 2 HBr = PbBr2 + H2S
S + CO = SO2 + C =>
S + 2 CO = SO2 + 2 C
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
HC2H3O2(aq) + (OH)(aq) = (C2H3O2)(aq) + H2O(l) =>
HC2H3O2(aq) + (OH)(aq) = (C2H3O2)(aq) + H2O(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
NH3 + H4P2O7 = (NH4)4P2O7 =>
4 NH3 + H4P2O7 = (NH4)4P2O7
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
K2SO4(aq) + MgCl2(aq) = KCl + MgSO4 =>
K2SO4(aq) + MgCl2(aq) = 2 KCl + MgSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2Cr2O7 + HCl + H2SO4 = Cl2 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 HCl + 4 H2SO4 = 3 Cl2 + Cr2(SO4)3 + K2SO4 + 7 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Hg2O = mercury + oxygen =>
2 Hg2O = 4 Hg + O2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Sn + H2SO4 = Sn(HSO4)2 + H2 =>
Sn + 2 H2SO4 = Sn(HSO4)2 + H2
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
PbS(s) + HBr(aq) = PbBr2(s) + H2S(g) =>
PbS(s) + 2 HBr(aq) = PbBr2(s) + H2S(g)
Sb3{+} + Zn + H3O{+} = SbH3 + Zn2{+} + H2O =>
Sb3{+} + 20 Zn + 9 H3O{+} = 3 SbH3 + 10 Zn2{+} + 9 H2O
H2SO4 + LiOH = H2O + LiHSO4 =>
H2SO4 + LiOH = H2O + LiHSO4
MnCl3 = MnCl2 + Cl2 =>
2 MnCl3 = 2 MnCl2 + Cl2
Li3P = Li + P3 =>
3 Li3P = 9 Li + P3
K3[Cr(OH)6] + Al(NO3)3 = Cr(OH)3 + Al(OH)3 + KNO3 =>
K3[Cr(OH)6] + Al(NO3)3 = Cr(OH)3 + Al(OH)3 + 3 KNO3
SnO + O2 = SnO2 =>
2 SnO + O2 = 2 SnO2
MoO3(s) + Zn(s) + H2SO4(l) = Mo2O3(s) + ZnSO4(ac) + H2O(l) =>
2 MoO3(s) + 3 Zn(s) + 3 H2SO4(l) = Mo2O3(s) + 3 ZnSO4(ac) + 3 H2O(l)
Na2CrO4Ba(NO3)2 = BaCrO4 + NaNO3 =>
Na2CrO4Ba(NO3)2 = BaCrO4 + 2 NaNO3
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HBr(aq) + Mg = MgBr2 + H2 =>
2 HBr(aq) + Mg = MgBr2 + H2
HgNO3 + KBr = Hg2Br2 + KNO3 =>
2 HgNO3 + 2 KBr = Hg2Br2 + 2 KNO3
Mn{2+} + HOCl + H2O = MnO2 + Cl{-} + H{+} =>
Mn{2+} + HOCl + H2O = MnO2 + Cl{-} + 3 H{+}
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K + Al2O3 = K2O + Al =>
6 K + Al2O3 = 3 K2O + 2 Al
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
LaCl3 + Ca = La + CaCl2 =>
2 LaCl3 + 3 Ca = 2 La + 3 CaCl2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KClO3 + Na2(SnO2) = KCl + Na2(SnO3) =>
KClO3 + 3 Na2(SnO2) = KCl + 3 Na2(SnO3)
Cu + ZnCl2 = CuCl + Zn =>
2 Cu + ZnCl2 = 2 CuCl + Zn
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
K2CO3 + HCl + Ca(OH)2 = KCl + H2O + CaCO3 =>
K2CO3 + 2 HCl + Ca(OH)2 = 2 KCl + 2 H2O + CaCO3
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
KF + Cl2 = KCl + F2 =>
2 KF + Cl2 = 2 KCl + F2
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