Assertion: Brown ring test is not valid for Fe+3 ion. Reason: Because NO3- ion first gets converted into NO2- ion.

Question

Assertion: Brown ring test is not valid for Fe+3 ion. Reason: Because NO3- ion first gets converted into NO2- ion. (A) If both assertion and reason are true and reason is the correct explanation of assertion (B) If both assertion and reason are true but reason is not the correct explanation of assertion (C) If assertion is true but reason is false (D) If both assertion and reason are false

Tardigrade Admin · Accepted Answer

In brown ring test, Fe2+ ion oxidises to Fe3+ ion, and NO-3ion reduces to NO. Brown ring test is valid for Fe2+ ion.

Q. Assertion : Brown ring test is not valid for $F e^{+ 3}$ ion.
Reason : Because $N O_{3}^{-}$ ion first gets converted into $N O_{2}^{-}$ ion.

If both assertion and reason are true and reason is the correct explanation of assertion

If both assertion and reason are true but reason is not the correct explanation of assertion

If assertion is true but reason is false

If both assertion and reason are false

In brown ring test, Fe²⁺ ion oxidises to Fe³⁺ ion, and NO^-₃ion reduces to NO. Brown ring test is valid for Fe²⁺ ion.

Q. Assertion : Brown ring test is not valid for Fe+3 ion. Reason : Because NO3−​ ion first gets converted into NO2−​ ion.