131. Which of the following is a pseudohalgen ?

1. 1. ICI

   
   
   

   2. ICI^-₂

   
   
   

   3. (CN)^-

   
   
   

   4. I^-₅

   
   
   

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   NA

   Correct Option: C

   NA

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132. Which of the following is interhalogen ?

1. 1. IF₅

   
   
   

   2. I⁻₃

   
   
   

   3. CN^-

   
   
   

   4. (CN)₂

   
   
   

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   NA

   Correct Option: A

   NA

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133. The mixture of concentrated HCI and HNO₃ made in 3 : 1 ratio contains

1. 1. N₂O₄

   
   
   

   2. NOCI

   
   
   

   3. NCI₃

   
   
   

   4. CIO₂

   
   
   

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   NA

   Correct Option: C

   NA

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134. The correct acidic strength is

1. 1. HF

   
   
   

   2. HCI

   
   
   

   3. HBr,HCI

   
   
   

   4. HI

   
   
   

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   NA

   Correct Option: A

   NA

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135. Which is a constituent of Thomas slag ?

1. 1. CaOCI₂

   
   
   

   2. Ca₃ (PO₄)₂ .CaF₂

   
   
   

   3. Ca₃ (PO₄)₂

   
   
   

   4. 3Ca₃ (PO₄)₂ .CaCI₂

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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