PPSC Chemistry Part II Organic Chemistry Online Test

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  • Available questions320
  • Chapter NameStructural concepts and bonding in organic molecules.
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PPSC Chemistry Part II Organic Chemistry Online Test

  • Total Questions20

  • Time Allowed20

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PPSC Chemistry Part II Organic Chemistry Online Test

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Question # 1

Which of the following statement is not correct n respect of Arrhenius concept.

Question # 2

Compounds consisting of two or more interlocked rings are called.

Question # 3

Carbohydrates are characterized by the presence of.

Question # 4

Which of the following is not a biodegradable polymer.

Question # 5

Cytosine a pyrimidine base pairs with

Question # 6

Which of the following is not obtained when Br2 is added to ethylene in the presence of aqueous NaCl solution.

Question # 7

Urea an enzyme used to estimate urea is a

Question # 8

In the presence of dilute alkali monosaccharides undergo reversible isomerisation . The reaction known as.

Question # 9

How many stereoisomers are possible for CH3CH = CHCHCH(Br) CH3

Question # 10

The IUPAC name of HOCCH2CH2CH2COOH is

Question # 11

During the preparation of ethane by Kolbe's electrolytic method using inert electrodes the pH of the electrolyte.

Question # 12

The ease of hydrohalogenation of alkyl halide with alcoholic KOH is.

Question # 13

A mordants is substance which in

Question # 14

Which of the following statements is not correct with the concept of Bronsted concept of acids and bases.

Question # 15

Which of the following dye is used an antiseptic .

Question # 16

Compounds HCN and HNC are.

Question # 17

2- Butanol is optically active because a contains

Question # 18

a -amino acids when heated alone form

Question # 19

A group that causes deepning of the colour is known as

Question # 20

Which configuration has lowest potential energy.

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