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Question

What is the charge of the coordination sphere in [Fe(NH₃)4Cl₂]NO₃?

Options

Choose one · Correct answer highlighted

Explanation

In [Fe(NH₃)4Cl₂]NO₃, [Fe(NH₃)4Cl₂]+ balances NO₃−. Fe is +3, 2 Cl− = −2, 4 NH₃ = 0. Charge = +3 − 2 = +1.