# Distinguish Between the Following Pair of Compound Using the Test Given Within Bracket. - Chemistry

Distinguish Between

Distinguish between the following pair of compound using the test given within bracket.
Iron (II) Sulpate an and iron(III) using ammonium hydroxide)

#### Solution

Iron (II) :
$\ce{\underset{\text{(Light green solution)}}{FeSO4} + 2NH4OH ->\underset{\text{(Dirty green ppt.)}}{Fe(OH)2} + (NH4)2SO4}$

Iron (III) :
$\ce{\underset{\text{(Yellow solution)}}{FeCl3} + 3NH4OH ->\underset{\text{(Reddish brown ppt.)}}{Fe(OH)3} + NH4Cl}$

Concept: On Solution of Salts - Special Action of Ammonium Hydroxide on Solutions of Copper Salt
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#### APPEARS IN

Frank ICSE Class 10 Chemistry Part 2
Chapter 4 Analytical Chemistry
Exercise | Q 2.1 | Page 91