Organic Chemistry – Some Basic Principles and Techniques

---

Question

---

Question 1 :

If two compounds have the same empirical formula but different molecular formula they must have _______________

1. Same viscosity
2. Same vapour density
3. Different percentage composition
4. Different molecular weight
Answer
8714

Question 2 :

Identify the chiral molecule among the following

1. Isobutyl alcohol
2. Isopropyl alcohol
3. 1-bromo 3-butene
4. 2-pentanol
Answer
8715

Question 3 :

0.0833mol of carbohydrate of empirical formula CH₂O contain 1g of hydrogen. The molecular formula of the carbohydrate is _____________

1. C₆H₁₂O₆
2. C₁₂H₂₂O₁₁
3. C₃H₄O₃
4. C₅H₁₀O₅
Answer
8716

Question 4 :

The displacement of electrons in a multiple bond in the presence of attacking reagent is called _____________

1. Electromeric effect
2. Inductive effect
3. Hyper conjugation.
4. Resonance
Answer
8717

Question 5 :

Which of the following cannot be represented by resonance structures?

1. Dimethyl ether
2. Nitrate anion
3. Carboxylate anion
4. Toluene
Answer
8718