There are some few great books available which has wide coverage of all topics in curriculum and gives good overview of the same.
Authors such as Grewal and OP Sinha are very good and have well concisedbooks.
You can also go for Post Graduation entrance examination 2017Chemistry by Arihant Publication.
You can simultaneously solve previous hear questions papers to gauge paper pattern and rype of questions asked toget good feel kf exam.
Hope this might be useful.
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