https://periodiclearn.bishwokarma.com.np/blog Guides, exam strategy and study updates for NEB Grade 11-12 and CEE chemistry, written by the Periodic Learn editorial team. en Fri, 16 Oct 2026 04:32:27 GMT https://periodiclearn.bishwokarma.com.np/blog/salt-analysis-systematic-cation-tests https://periodiclearn.bishwokarma.com.np/blog/salt-analysis-systematic-cation-tests Thu, 24 Sep 2026 00:00:00 GMT The correct sequence for qualitative salt analysis, the group reagents for cations, and how to avoid the most common mistakes in NEB practical exams. https://periodiclearn.bishwokarma.com.np/blog/balancing-redox-reactions-step-by-step https://periodiclearn.bishwokarma.com.np/blog/balancing-redox-reactions-step-by-step Thu, 10 Sep 2026 00:00:00 GMT Master the ion-electron method to balance any redox equation in acidic or basic medium, with the reasoning behind each step and the mistakes to avoid. https://periodiclearn.bishwokarma.com.np/blog/cee-chemistry-high-weightage-topics https://periodiclearn.bishwokarma.com.np/blog/cee-chemistry-high-weightage-topics Fri, 28 Aug 2026 00:00:00 GMT Which chemistry topics carry the most marks in Nepal CEE? A prioritised revision order with reasons and a realistic time estimate for each block. https://periodiclearn.bishwokarma.com.np/blog/how-to-read-the-periodic-table https://periodiclearn.bishwokarma.com.np/blog/how-to-read-the-periodic-table Wed, 12 Aug 2026 00:00:00 GMT A beginner-friendly guide to reading the periodic table: what groups, periods and blocks mean, and how an element position predicts its electron configuration.