Organic Chemistry (Structural Representations of Organic Compounds) Important Questions

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Structural Representations of Organic Compounds

1. Identify the condensed formula of the given compound from the following.

ClCH2CH2CH2CH2CHCH2CH2CH2CHCH2CH3

a) Cl (CH2)2 (CH2)2CH (CH2)2CH2CH2CH3

b) Cl (CH2)3CH2CHCH2CH2CH2CH (CH32

c) Cl (CH2)4CH (CH2)3CH (CH2) CH3

d) Cl (CH2)3CH2CH2CH (CH3)2CH3CHCH2CH3

Answer: Cl (CH2)4CH (CH2)3CH (CH2) CH3

2. Identify the condensed formula of ethane from the following.

a) CH3-CH3

b) HC-H2-C-H3

c) CH2=CH2

d) CH3CH3

Answer: CH3CH3

3. Which is not a heteroatom?

a) Oxygen

b) Nitrogen

c) Carbon

d) Sulphur

Answer: False

4. No atoms are shown while representing structures in bond-line formula.

a) True

b) False

Answer: False

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