Multiple choice Which one of the following salts is called fischer salt? K3[Co(NO2)6] K4[NO(SO3)2] K3[Fe(CN)6] [Pt2(NH3)4Cl4] None of these Reveal answer Fill a bubble to check yourself A Correct answer Explanation This option is correct because this complex is called as fischer salt. It is a yellow powder which decomposes at melting point 200 0C and used in medicine as yellow pigment.