Send the following on WhatsApp
Continue to ChatNCERT Question 7 - Chapter 6 Class 7 - Physical and Chemical Changes https://teachoo.com//18719/4077/NCERT-Question-7/category/NCERT-Questions/
NCERT Question 7 - Chapter 6 Class 7 - Physical and Chemical Changes https://teachoo.com//18719/4077/NCERT-Question-7/category/NCERT-Questions/