Which of the following ions form most stable complex compound?

Question

Which of the following ions form most stable complex compound? (A) Mn2+ (B) Ni2+ (C) Fe2+ (D) Cu2+

Tardigrade Admin · Accepted Answer

The magnitude of stability constants for some divalent metal ions of the first transition series with oxygen or nitrogen donor ligands increases in the order Mn 2+< Fe 2+< Co 2+< Ni 2+< Cu 2+< Zn 2+

Q. Which of the following ions form most stable complex compound?

$M n^{2 +}$

$N i^{2 +}$

$F e^{2 +}$

$C u^{2 +}$

The magnitude of stability constants for some divalent metal ions of the first transition series with oxygen or nitrogen donor ligands increases in the order
$M n^{2 +} < F e^{2 +} < C o^{2 +} < N i^{2 +} < C u^{2 +} < Z n^{2 +}$

Q. Which of the following ions form most stable complex compound?

Mn2+

Ni2+

Fe2+

Cu2+

The magnitude of stability constants for some divalent metal ions of the first transition series with oxygen or nitrogen donor ligands increases in the order Mn2+<Fe2+<Co2+<Ni2+<Cu2+<Zn2+

$M n^{2 +}$

$N i^{2 +}$

$F e^{2 +}$

$C u^{2 +}$

The magnitude of stability constants for some divalent metal ions of the first transition series with oxygen or nitrogen donor ligands increases in the order
$M n^{2 +} < F e^{2 +} < C o^{2 +} < N i^{2 +} < C u^{2 +} < Z n^{2 +}$