201. The poisonous gas obtained by exposing chlorogorm to air and sunlight is

1. 1. CH₂CI₂

   
   
   

   2. COCI₂

   
   
   

   3. CH₂O

   
   
   

   4. CH₃CI

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---

202. The compound with the highest boiling point is

1. 1. n - pentane

   
   
   

   2. 2 - methylbutane

   
   
   

   3. n - hexane

   
   
   

   4. 2, 2 - dimethylpropane

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

---

---

203. When water vapours are passed over aluminium carbide, we get

1. 1. Acetaldehyde

   
   
   

   2. Ethylene

   
   
   

   3. Methane

   
   
   

   4. Methyl alcohol

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

---

204. The complete combustion of CH₄ gives

1. 1. CO + H₂

   
   
   

   2. CO + N₂

   
   
   

   3. CO + N₂O

   
   
   

   4. CO₂ + H₂O

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

---

---

205. Liquid benzene (C₆H₆) burns in oxygen according to, 2C₆H₆ (l) + 15O₂ (g) → 12CO→ (g) + 6H→ O (g) How many litre of O→ at STP are needed to complete the combustion of 39 g of liquid benzene ?

1. 1. 11.2 litre

   
   
   

   2. 22.4 litre

   
   
   

   3. 84 litre

   
   
   

   4. 74 litre

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

---