CHM 102 Practice Questions and Answers

1) Starch is also called the following except ____

2) Beside peptide bond,what other covalent bonds are commonly found in peptides ?

3) The gas produced when sodium metal is dropped in ethanol _____

4) Basic hydrolysis of any oil can produce ____

5) phenol is regarded as an acid because _____

6) Identify the most acidic compound from the following options

7) Saponification reaction is best described as _____

8) A positive test to Benedict’s reagent is indicated by ___

9) Reacting acid anhydride with benzene will produce _____

10) The reaction of benzene with propanoyl chloride in the presence of Aluminum chloride will yeild _____

11) Ketones are less susceptible to nucleophilic attack than aldehydes because ____?

12) The following terms can be used to describe cellulose except ____

13) An oil sample high in 9,12,15 octadecentrienic acid _____

14) which of the following can be used to elongate a sugar ?

15) [CH3Co]20 is ______

16) The boiling point of tertiary butanol is 65degreeC whereas that of normal butanol is 88degreeC, the difference in there b.p is due to ____

17) The easiest way to recognize phenylamine in the laboratory is ___

18) Polymerization of ethyne produces ?

19) The following will turn blue black with iodine except ____

20) Which pair of reactants below will react to produce an acetal ?

21) The enzyme responsible for fermentation of bread in yeast is ?

22) Iodoform is easily recognized by?

23) Alcohol can be concentrated by ?____

24) Organic chemistry is the study of ?___

25) Which of the following is a primary Amine ?

26) The general reaction of the carbonyl groups?

27) The following are reducing sugars except ____

28) The product of fermentation of cassava is ____

29) Which of the following is the formula for Hydroxylamine ?

30) CH3.COOH has a greater miscibility with water than CH3.CH3-CH2-COOH. The reason is due to ?___

31) Which of the following will be most acidic?

32) Which of the following statements is incorrect?

33) Which general class of compounds does amine belong?

34) Which of these functional group Is not found in the structure of urea ?

35) In a neutral solution,most amino acids exist as ?___

36) A natural source of phenol is _____

37) In order to  produce a primary amide,an acid chloride should be treated with ___

38) An equilibrium mixture of ethanol and water boils at __?

39) CH3CH2CH2.C(CH3)2.OH is ?

40) Denaturation involves the loss of what type of structure?