Send the following on WhatsApp
Continue to Chathttps://ncerthelp.com/download/B/8765/ncert-book-class12-रसायन-विज्ञान-I-पाठ-1-ठोस-अवस्था-in-Hindi-medium-download-pdf
https://ncerthelp.com/download/B/8765/ncert-book-class12-रसायन-विज्ञान-I-पाठ-1-ठोस-अवस्था-in-Hindi-medium-download-pdf