Question

write the principle and reaction involved in limit test for iron

Answer 1

Answer:

Hope it's helpful

Explanation:

Principle: Limit test of Iron is based on the reaction of iron in ammonical solution with thioglycollic acid in presence of citric acid to form iron thioglycolate which is pale pink to deep reddish purple in color. Earlier aamonium thiocyanate reagent was used for the limit test of iron.

Answer 2

Explanation:

please mark me as brainliest.