Content in this issue: Competition Edge Chemistry Musing Problem Set 78  Gear Up for JEE Main 2020 Rank Enhancer WB JEE Practice Paper 2020 Concept Booster- Organosilicon Compounds Chemistry Musing Solution Set 77   Class 12 Get Set Go for NEET Brush Up for NEETJEE- Organic Compounds Containing Nitrogen Biomolecules Concept Map- Essentials of Inorganic Chemistry PART II CBSE Warm Up Monthly Test Drive-Surface Chemistry General Principles and Processes of Isolation of Elements   Class 11 Get Set Go for JEE Brush Up for NEETJEE- Organic Chemistry-Some Basic Principles and Techniques CBSE Warm Up- Hydrocarbons Environmental Chemistry Monthly Test Drive- Classification of Elements and Periodicity in Properties Chemical Bonding and Molecular Structure At a Glance 2019