Verified Solution • 2025–26 Session moderate

QJEEM03Ch4b29: JEE Main 2003 Chemistry - Class 12 JEEM03Ch4b29 Solution: Which one of the following statements is correct?

Which one of the following statements is correct?

Multiple Choice Options

  • A From a mixed precipitate of AgCl and AgI, ammonia solution dissolves only AgCl
  • B Ferric ions give a deep green precipitate on adding potassium ferrocyanide solution
  • C On boiling a solution having K+, Ca2+ and HCO3 ions we get a precipitate of K2Ca(CO3)2.
  • D Manganese salts give a violet borax bead test in the reducing flame

Step-by-Step Verified Solution

Between AgCl and AgI, AgI is less soluble, hence ammonia can dissolve ppt. of AgCl only due to formation of complex as given below:

AgCl + 2NH3 →\to [Ag(NH3)2]Cl

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