Organic Chemistry

15 Points Per Correct Answer - No time limit  

1. What is the general formula for an alkane? CnH2n CnH(2n+2) CnHn CnH(2n-2)

2. What is the general formula for an alkene? CnH(2n+2) CnH2n CnHn CnH(2n-2)

3. The chemical formula for benzene is: C5H10 C4H8 C6H12 C6H6

4. The benzene ring is stable due to: Reactivity Size Colour Conjugation

5. The most common reaction of benzene and its derivatives is: Nucleophilic addition Electrophilic substitution Electrophilic addition Elimination

6. In the laboratory, which two classes of compound may be reacted together without any other activating reagents to prepare an amide? Carboxylic acid and amine Acid chloride and amine Alkene and amine Aldehyde and amine

7. What is the general name of a reaction used to make alkenes? Substitution Elimination Addition Condensation

8. The general formula for an ester is: RCOOR RCONH2 RCOR R-OH

9. The reaction between an aldehyde and a ketone, catalysed by a base, is known as: Michael addition Aldol reaction Mitsunobu reaction Esterification

10. A molecule containing the unit R-O-R (where R is any carbon chain) is known as: an ether a ketone an aldehyde an ester