231. Ethanoyl chloride is the IUPAC name of

1. 1. CH₃CH₂CI

   
   
   

   2. CH₃COCI

   
   
   

   3. CCI₃CHO

   
   
   

   4. CH₂CICOOH

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---

232. The name fire damp is given to

1. 1. Methane

   
   
   

   2. Ethane

   
   
   

   3. Propane

   
   
   

   4. Butane

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

---

233. Marsh gas mainly contains

1. 1. C₂H₂

   
   
   

   2. CH₄

   
   
   

   3. H₂S

   
   
   

   4. CO

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---

234. p - nitrophenol and o - nitrophenol are separated by

1. 1. Crystallisation

   
   
   

   2. Fractional distillation

   
   
   

   3. Distillation

   
   
   

   4. Steam distillation

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

---

235. Which of the following have high electron offinity ?

1. 1. CI

   
   
   

   2. F

   
   
   

   3. N

   
   
   

   4. O

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---