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Lakhmir Singh Solutions Class 10 Chemistry Solutions for Exercise in Chapter 4 - Chapter 4 Carbon and its Compounds

Question 9 Exercise

(a) Explain the term ‘isomers’. Give one example of isomers.

(b) Write (i) structural formula, and (ii) electron-dot structure, of any one isomer of n-heptane.

(c) Write the IUPAC name of the compound having the formula n-C4H10.

(d) Write the IUPAC names for the following:

Question 9 Image - Lakhmir Singh Solutions - Chemistry - Class 10 chapter Chapter 4 Carbon and its Compounds

Answer:

(a) The organic compounds having the same molecular formula but different structures are known as isomers for ex: n-butane and iso-butane are isomers.

(b) Isomer of n-heptane: 2-methylhexane.

(i) Lakhmir Singh Solutions - Chemistry - Class 10 chapter Chapter 4 Carbon and its Compounds Question 9 Solution image

(c) Butane

(d) (i) 2-methylpropane

(ii) 2-methylbutane

(iii) Propene

(iv) Propyne

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