1. The position of double bond in alkenes can be located by :

2. Nitrobenzene on reaction with conc. HNO/HSO

3. Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?

4. Which of the following compounds will exhibit geometrical isomerism?

5. The order of decreasing reactivity towards an electrophilic reagent, for the following : (i) Benzene (ii) Toluene (iii) Chlorobenzene (iv) Phenol would be:

6. Pure methane can be prepared by

7. Hydrocarbon containing following bond is most reactive

8. The compound CH

9. Isopropyl bromide on Wurtz reaction gives

10. Nitrobenzene on reaction with conc. HNO/HSO