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NOMENCLATURE

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  • August 19, 2023
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  • 2023/2024
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Nomenclature




Nomenclature




1.

,Nomenclature




2.

,Organic Compound
Wohler prepared first man-made organic Definitions
compound disapproving Vital Force Theory by
preparing Urea. The following is the reaction Hydrocarbon and its derivatives
showing the synthesis of Urea. are known as Organic Compound
and Study of Organic Compound
is called as Organic Chemistry.

NH Cl
4 + KCNO ∆
→ NH CNO +
4 KCl
Ammonium Chloride Potassium Cyanate Ammonium Cyanate Potassium Chloride



NH CNO
4
Heat
 → NH2CONH2
Ammonium Cyanate Urea




Vital Force Theory/Berzelius Hypothesis :
It states that Organic Compounds can only be prepared in living body.
y Structural Representation of Organic Compound

STRUCTURAL FORMULA CONDENSED FORMULA BOND LINE FORMULA




CH3CH2CH3




CH3CH2CH2SH




CH3CH(Br)CH3
Nomenclature




3.

, NCERT PrepUp 12.4 (Pg. 337)
Expand each of the following condensed formulas into their complete structural
formulas.
(a) CH3CH2COCH2CH3 (b) CH3CH=CH(CH2)3CH3




Solution


(a) (b)




NCERT PrepUp 12.5 (Pg. 337)
For each of the following compounds, write a condensed formula and also their
bond-line formula.


(a) HOCH2CH2CH2CH(CH3)CH(CH3)CH3 (b)




Solution
Condensed formula :
(a) HO(CH2)3CH(CH3)CH(CH3)2 (b) HOCH(CN)2
Bond-line formula:
(a) (b)




Nomenclature




4.

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