Class 12 chemistry board exam 2026 most important questions

class 12th chemistry UP board ke liye mahatvpurn prashn pure 80 prashn Hain ise aap taiyar karke jayegi aap pure sal nahin pade Hain to bhi aap is sal achcha score kar payenge bus jitna prashn Diya hua hai use prashn ko taiyar kar le aur bhi apni taiyari ko behtar karne ke liye hamare is UP board Hindi medium board exam preparation ke sath jud rahe ham apke bhavishya ki Ujjwal Kamna karte Hain