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6. What is the name of the salt formed when phenol reacts with sodium hydroxide
- Sodium-phenol
- Sodium phenoxide
- Phenol benzoate
- Sodium benzoate
7. What would you see if bromine is added to cyclohexene?
- White precipitate
- Effervesence
- Decolourises bromine
- Orange precipitate
8. What does H- ion act as in a nucleophilic addition with aldehydes and ketones?
- Oxidising agent
- Electrophile
- Nucleophile
- Catalyst
9. Why does bromine act more readily with cyclohexene than with benzene
- Bromine cannot react with either
- Localised electrons can polarise bromine molecules
- Bromine accepts delocalised electrons
- Halogen carrier
10. What are the reagents needed for nitration of benzene
- conc H2SO4 and conc HNO3
- Tin and conc HCl
- NaNO2 and HCl
- NaBH4
11. Which is not a piece of evidence that disproves Kekule's structure of Benzene?
- Low reactivity
- High melting point
- The carbon - carbon bond lengths
- Enthalpy change of hydrogenation
12. What is observed when Tollens reacts with aldehydes?
- Orange solution
- Silver mirror
- Fizzing
- White precipitate
13. What reactions does Benzene take part in?
- Nucleophilic substitution
- Electrophilic substitution
- Electrophilic addition
- Nucleophilic addition