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Chemistry Question on Structural Representations Of Organic Compounds

Give condensed and bond line structural formulas and identify the functional group(s) present, if any, for,

  1. 2,2,4-Trimethylpentane,
  2. 2-Hydroxy-1,2,3-propanetricarboxylic acid,
  3. Hexanedial.
Answer

(a) 2, 2, 4-trimethylpentane
Condensed formula:
(CH3)2CHCH2C(CH3)3(CH_3)_2CHCH_2C (CH_3)_3
Bond line formula:
Bond line formula of 2, 2, 4-trimethylpentane

2-hydroxy-1, 2, 3-propanetricarboxylic acid
Condensed Formula:
(COOH)CH2C(OH)(COOH)CH2(COOH)(COOH)CH_2C(OH) (COOH)CH_2(COOH)
Bond line formula:
Bond line formula of 2-hydroxy-1, 2, 3-propanetricarboxylic acid
The functional groups present in the given compound are carboxylic  acidcarboxylic \;acid (−COOH)(-COOH) and alcoholic (−OH)(-OH) groups.

(c) Hexanedial
Condensed Formula:
(CHO)(CH2)4(CHO)(CHO) (CH_2)_4 (CHO)
Bond line Formula:
Bond line Formula of Hexanedial
The functional group present in the given compound is aldehydealdehyde (−CHO)(-CHO).