Chemistry can feel overwhelming at times formulas, reactions, equations, it’s a lot to take in. But the good news? You don’t have to face it alone. If you are a Class 11 student under BISE Lahore, past papers are one of your most powerful tools for understanding how the board frames questions and what topics really matter. At ParhloPakistan, we’ve gathered Chemistry past papers from 2018 to 2024, so you can practice smarter, not harder. Whether you are brushing up before a test or doing last-minute revision, these papers are your shortcut to clarity and confidence.