75 JEE Main 2005 Chemistry previous-year questions, grouped chapter-wise, each with a verified answer and full solution.
Every JEE Main 2005 Chemistry previous-year question, organised by chapter. Each links to a full step-by-step solution with a verified answer key. Use this page to revise exactly what appeared in JEE Main 2005, or open a chapter to see all years.
Which types of isomerism is shown by 2,3-dichlorobutane?
The reaction is fastest when X is
Due to the presence of an unpaired electron, free radicals are:
Of the five isomeric hexanes, the isomer which can give two monochlorinated compounds is
The best reagent to convert pent -3- en-2-ol into pent -3-en-2-one is
The decreasing order of nucleophilicity among the nucleophiles
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