4. Two carbon compounds A and B have molecular formulae C3 H8 and C3 H6 respectively. Which one of the two is most likely to undergo addition reactions? Justify your answer. (AS2 )
5. 1ml of glacial acetic acid and 1ml of ethanol are mixed together in a test tube. Few drops of concentrated sulphuric acid is added to the mixture and warmed in a water bath for 5 min. Answer the following:
a. Name the resultant compound formed. (AS2)
1. Which of the following solution of acetic acid in water can be used as preservative? [ ]
a) 5-10% b) 10-15%2. The suffix used for naming an aldehyde is [ ]
a) -ol b) -al c) -one d) -ene3. Acetic acid, when dissolved in water, it dissociates into ions reversibly because it is a:[ ]
a) Weak acid b) strong acid4. Which one of the following hydrocarbons can show isomerism? [ ]
a) C2 H4 b) C2 H6 c) C3 H8 d. C4 H105. Combustion of hydrocarbon is generally accompanied by the evolution of[ s]
a) Heat b) Light6. 2ml of ethanoic acid was taken in each of the three test tubes A, B and C and 2ml, 4ml and 8ml of water was added to them, respectively. A clear solution is obtained in: [ ]
a) Test tube A only b) Test tubes A & B only.7. If 2 ml of acetic acid was added slowly in drops to 5ml of water then we will notice[ ]
a) The acid forms a separate layer on the top of water.8. A few drops of ethanoic acid were added to solid sodium carbonate. The possible results of the reactions are: [ ]
a) A hissing sound was evolved9. When acetic acid reacts with ethyl alcohol, we add conc. H2SO4 which acts as……….and the process is called………………….[ ]
a) Oxidizing agent, saponification