Qualitative Analysis - Result Question 17

####17. In nitroprusside ion the iron and NO exist as Fe (II) and NO+ rather than Fe (III) and NO. These forms can be differentiated by

(1998, 2M)

(a) estimating the concentration of iron

(b) measuring the concentration of CN

(c) measuring the solid state magnetic moment

(d) thermally decomposing the compound

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Answer:

Correct Answer: 17. (c)

Solution:

  1. Fe(II) and Fe(III) will have different values of magnetic moment due to different number of unpaired electrons in their d-orbitals.


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