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JEE Mains · Chemistry · STD 12 - p -Block elements - ll

સલ્ફાઇડ \({HgS}, {PbS}, {CuS}, {Sb}_{2} {~S}_{3}\), \({As}_{2} {~S}_{3}\) અને \({CdS}\)ને ધ્યાનમાં લો. \(50\, \% \,{HNO}_{3}\) માં દ્રાવ્ય સલ્ફાઇડ્સની સંખ્યા \(.....\) છે.

  1. A \(3\)
  2. B \(1\)
  3. C \(2\)
  4. D \(4\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(4\)

Step-by-step Solution

Detailed explanation

\({Pbs}, {CuS}, {As}_{2} {~S}_{3}, {CdS}\) are soluble in \(50\, \% \,{HNO}_{3}\) \({HgS}, {Sb}_{2} {~S}_{3}\) are insoluble in \(50\, \%\, {HNO}_{3}\) So Answer is \(4 .\)
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