You can use the below links. From there, you can get Cbse syllabus, NCERT Notes, Previous Year Papers, NCERT Solutions, 1- mark, 2- mark , 3-mark and 5- mark solved questions. You can easily scored well in your subject by learning chemistry from there.
https://school.careers360.com/ncert/ncert-class-11th-chemistry-notes https://school.careers360.com/ncert/ncert-solutions-class-11-chemistry
https://school.careers360.com/ncert/ncert-class-11-notes
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