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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 (CH3) 2
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