Free ICSE · ISC · CBSE chemistry resources, now with member locks and link controls.

Chapter-wise direct PDF downloads of NCERT Class 9 Science from ncert.nic.in — focus on chemistry chapters (matter, atoms, molecules, mixtures).

Chapter-wise direct PDFs of NCERT Class 10 Science — Chemistry chapters 1–4 are highlighted, plus full physics/biology chapters and supports.

All chapters of NCERT Class 11 Chemistry Part I & Part II — direct PDF downloads from ncert.nic.in.

All chapters of NCERT Class 12 Chemistry Part I & Part II — direct PDF downloads from ncert.nic.in plus official CBSE board sample papers.

Official NCERT exemplar problem books for higher-order practice (Class 11 & 12 Chemistry).

Free syllabus pages, sample papers, chapter help, Selina chapter PDFs and revision material for ICSE Class 9 Chemistry.

Board-oriented revision notes, Selina solutions, specimen papers, previous years and community drives for ICSE Class 10 Chemistry.

Free notes, sample papers, syllabus help, specimen papers, drive packs and community resources for ISC Class 11 Chemistry.

Board-prep resources for ISC Class 12 Chemistry: syllabus, specimen papers, PYQs, notes, drive folders and revision packs.

Free class 9 chemistry and science resources covering matter, atoms, molecules and chemistry basics for CBSE.

Chemistry chapter coverage of CBSE Class 10 Science: chemical reactions, acids-bases-salts, metals-non-metals, carbon — plus community drives.

Curated CBSE Class 11 chemistry resources: notes, NCERT solutions, sample papers, JEE-aligned drives.

Everything for CBSE Class 12 Chemistry boards 2025-26: official sample papers, PYQs, mind maps, important questions, drive folders.

Hand-picked Google Drive folders shared on Reddit by ICSE / ISC / CBSE / JEE students — chemistry-rich resource collections.

Public Telegram channels for Class 11–12 chemistry notes, CBSE study material and PYQs. Tap to open in Telegram.

Public landing pages from School of Educators, Artham Resources and other directories that host class-wise WhatsApp group invites for CBSE / ICSE / ISC chemistry students.

Active Reddit communities for chemistry self-study, CBSE / ICSE / ISC boards, and JEE/NEET prep — pinned threads regularly drop drive folders.

Authoritative sources: CBSE Academic, NCERT, CISCE — syllabi, specimen papers, support materials and lab manuals.

World-class free chemistry courses and openly-licensed textbooks (Khan Academy, OpenStax, LibreTexts, MIT OCW, Yale OYC, CK-12).

Official CISCE pages and chemistry-related mirrors tied to the revised ISC 2026 chemistry syllabus and competency-focused question resources.

Public Facebook pages and group posts where ICSE, ISC, CBSE and chemistry study material, notes, drives and sample papers are shared.

Direct public Google Drive links spotted in Reddit and Facebook discussions for chemistry notes, folders, PDFs and chapter packs.

More Reddit threads where chemistry notes, study guides, drives and open materials are dropped by students.

Additional web pages and public hubs where chemistry notes, sample papers, chapter PDFs and downloadable packs are shared.

Additional public pages, reels, posts and guides where chemistry notes and downloads are discussed or linked.

Curated Blogspot teacher blogs that publish chapter-wise ICSE Class 9 and 10 chemistry notes, practice papers, MCQs, diagrams and viva questions — all free, open community resources.

Indian teacher-authored Blogspot pages giving chapter-wise notes, NCERT/ISC solutions, handwritten PDF notes and previous-year question banks for ISC Class 11 & 12 chemistry.

Free CBSE/NCERT chemistry resources hosted on Blogspot: chapter notes for classes 9 to 12, KVS study materials, KVS Patna e-learning, NEET-JEE handwritten notes and more.

High-quality Kota-style handwritten chemistry PDF notes shared free on Blogspot for NEET and IIT-JEE preparation — class 11, class 12, organic, inorganic and physical chemistry.

Topic-focused Blogspot pages covering Organic Chemistry chapters — hydrocarbons, alcohols, aldehydes, amines, biomolecules, polymers, and chemistry in everyday life.

Curated chemistry class portals hosted on sites.google.com — AP, Honors, IB, Grade 12 and IGCSE chemistry courses with chapter notes, slides, lab activities and review packs.

NCERT Solutions and chapter-wise study material for CBSE & ICSE — hosted on sites.google.com pages, covering Classes 9–12 chemistry with PDF, summaries and exemplar solutions.

Free Weebly class sites maintained by chemistry teachers worldwide — chapter PDFs, AP Chem notes, IB notes, Grade 12 reviews, lab activities and inquiry-based labs.

Wixsite-hosted chemistry tutor pages and lecture note repositories — covering ICSE/ISC/CBSE/IGCSE tutoring, BSc/MSc lecture notes, and free chapter-wise downloadable material.

WordPress-hosted Indian chemistry blogs — ICSE Helpline 101, Yogesh Coachings, Padhaaii, ShivSir, KVD R&D Library — chapter-wise typed notes, PDF revision sheets and CBSE/ICSE class material.

Global English-language chemistry educator blogs on WordPress — VCE, AP, IB and high school chem teaching resources, posters, lesson plans, exam packs and curated link lists.

Edublogs-hosted chemistry and physics class blogs — daily class notes, video lectures, homework reviews and test prep posts maintained by U.S./international high school teachers.

Free static chemistry websites hosted on github.io — Fresh Teacher's Library (Senior 1-6 chem notes), Kaushal Classes, NCERT books mirrors and student-built resource sites.

Internet Archive (archive.org) hosts complete NCERT textbooks, exemplar problems and open chemistry books — direct PDF/online reader for chemistry Class 11 & 12.

Scribd has user-uploaded chapter-wise chemistry PDF notes for ICSE/ISC/CBSE — many are direct PDFs of chapter summaries, mind maps, NCERT solutions, and handwritten notes.

Modern public knowledge-board hosts — Notion.site, Padlet.com and Medium.com — used by students/teachers to publish chemistry notes, MCAT/MAT prep, GCSE revision and chapter walkthroughs.

Practical-focused Blogspot pages — chemistry practical journals, viva-voce sheets, observation tables, sample readings for Class 9 to 12, and mind maps for every NCERT chapter.

Additional sites.google course portals for Honors, AP and IB chemistry — unit-wise materials, lab activities, virtual labs and chapter videos suitable for advanced ICSE/ISC/IB learners.

Hindi, Malayalam, Gujarati and other regional-medium chemistry note blogs on Blogspot — Plus-Two, SSLC, NCERT topics translated and re-written for state-board learners.

Direct chapter PDF resources hosted on WordPress.com / files.wordpress.com — quick links to single-PDF chapter notes for CBSE/ISC Class 12 chemistry (good for offline study).

Direct PDF chapter downloads from Weebly-hosted teacher sites — short revision notes, organic reactions, IGCSE, coordination chemistry and more.

Question banks, answer keys and full chapter solutions for Class 12 chemistry on Blogspot — Kerala HSE, KVS, ICSE Adda, and various coaching institutes.

Additional community-hosted chemistry content — Quizlet flashcard sets, slideshare presentations, edurev chapter pages, askfilo solutions and other free third-party platforms.