Bihar Board 12th Chemistry Objective Important Questions Part 4
BSEB Bihar Board 12th Chemistry Important Questions Objective Type Part 4 are the best resource for students which helps in revision. Bihar Board 12th Chemistry Objective Important Questions Part 4 प्रश्न 1. प्रथम संक्रमण श्रेणी (First Transition Series) में अधिकतम ऑक्सीकरण अवस्था प्रदशिंत प्रदर्शित करती है- (a) Mn (b) Ni (c) Fe (d) Cr उत्तर: … Read more