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How many minimum carbons required for chain isomers and position isomers in alkanes?
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How many minimum carbons required for chain isomers and position isome...
Minimum Carbons Required for Chain Isomers and Position Isomers in Alkanes


Chain Isomers


  • Chain isomers are compounds with the same molecular formula but different arrangements of carbon atoms in the chain.

  • The minimum number of carbons required for chain isomers in alkanes is 4.

  • For example, butane and isobutane are chain isomers because they both have the molecular formula C4H10 but different arrangements of carbon atoms in the chain.



Position Isomers


  • Position isomers are compounds with the same molecular formula but different positions of functional groups or substituents on the carbon chain.

  • The minimum number of carbons required for position isomers in alkanes is 3.

  • For example, propane and 1-propanol are position isomers because they both have the molecular formula C3H8O but the hydroxyl group is attached to different carbon atoms in the chain.



Explanation

The number of isomers a compound can have is determined by its molecular formula and the arrangement of its atoms. In alkanes, the number of carbon atoms in the chain determines the minimum number of isomers the compound can have.

For chain isomers, the minimum number of carbons required is 4 because three carbons can only form a straight chain, while four carbons can form a branched chain, which allows for different arrangements of carbon atoms.

For position isomers, the minimum number of carbons required is 3 because two carbons can only have one functional group or substituent attached to them, while three carbons can have two different positions for the functional group or substituent.

Overall, the number of isomers a compound can have increases as the number of carbon atoms in the chain increases.
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How many minimum carbons required for chain isomers and position isome...
4 carbon
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How many minimum carbons required for chain isomers and position isomers in alkanes?
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