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Question

Write the structural formulae of 1,2-dibromoethane and 1,1,2,2-tetrabromoethane. Write the name of the organic compound which is produced when ethyl alcohol is heated with concentrated sulphuric acid. [2+1]

WBBSE Class X Physical Science Organic Chemistry 03 Mark 2025

Answer

Structural Formulae of 1,2-dibromoethane and 1,1,2,2-tetrabromoethane

dibromoethane tetrabromoethane combined 4x3 1

When ethyl alcohol is heated with concentrated sulphuric acid, it undergoes dehydration to form Ethene (Câ‚‚Hâ‚„).

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