Practice question

MCQ

Question

Which complex produces 1 mole of AgCl per mole when treated with excess AgNO₃ ?

Options

Choose one · Correct answer highlighted

[CoCl₂(NH₃)4]Cl Correct [Co(NH₃)6]Cl₃ [Co(NH₃)5Cl]Cl₂ [CoCl₃(NH₃)3]

Explanation

[CoCl₂(NH₃)4]Cl has one ionizable Cl^- outside the coordination sphere, yielding 1 mole of AgCl, while the two inside are non-ionizable. This follows from latest NCERT 2026-27 principle explaining the concept clearly for NEET students in simple steps as per rationalized syllabus.

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