Скачать или смотреть Bihar Board 10th Exam 2026 Most important

Here are the most important objective-type chapters for Bihar School Examination Board (BSEB) Class 10 Chemistry (रसायन विज्ञान) that you should focus on:

Chapter 1: रासायनिक अभिक्रियाएँ एवं समीकरण (Chemical Reactions & Equations) (SelfStudys)

Chapter 2: अम्ल, क्षार एवं लवण (Acids, Bases & Salts) (The Times of India)

Chapter 3: धातु एवं अधातु (Metals & Non-metals) (Target ssc)

Chapter 4: कार्बन एवं उसके यौगिक (Carbon & its Compounds) (Target ssc)

Chapter 5: तत्वों का आवर्त वर्गीकरण (Periodic Classification of Elements) (The Times of India)

If you like, I can provide a full list of all chemistry chapters for Class 10 with their objective-question probability / weightage too.