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• ବିସ୍ଥାପନ ରାସାୟନିକ ପ୍ରତିକ୍ରିୟା • ଦୈତ ବିସ୍ଥାପନ ରାସାୟନିକ ପ୍ରତିକ୍ରିୟା • ଜାରଣ ରାସାୟନିକ ପ୍ରତିକ୍ରିୟା • ବିଜାରଣ ରାସାୟନିକ ପ୍ରତିକ୍ରିୟା • ସଢ଼ା ଅବସ୍ଥା • କ୍ରମକ୍ଷୟ balance Equations Displacement and Double Displacement Reactions: The video explains displacement reactions using examples like Iron (Fe) reacting with Copper Sulfate (CuSO_4) to form Iron Sulfate and Copper [01:42]. It introduces the reactivity series (Potassium, Sodium, Calcium, Magnesium, etc.) to explain why certain elements displace others [02:56]. Double displacement is illustrated with the reaction between Sodium Sulfate (Na_2SO_4) and Barium Chloride (BaCl_2) [06:04]. Oxidation and Reduction (Redox): Oxidation: Defined as the addition of Oxygen or the removal of Hydrogen [12:52]. An example provided is Copper reacting with Oxygen to form Copper Oxide (CuO) [08:01]. Reduction: Defined as the removal of Oxygen or the addition of Hydrogen [13:08]. The video discusses simultaneous oxidation and reduction (Redox reactions) using the reaction of Manganese Dioxide (MnO_2) with Hydrochloric Acid (HCl) [11:35]. Corrosion and Rancidity: The instructor briefly touches upon the concept of corrosion, specifically mentioning the tarnishing of silver [15:26]. Rancidity: The video explains why food items like chips are packed with Nitrogen gas to prevent oxidation and keep them fresh [17:53]. Balancing Chemical Equations: A significant portion of the video is dedicated to teaching how to balance equations using the LHS (Left Hand Side) and RHS (Right Hand Side) table method [18:24]. Examples balanced include: Aluminum + Oxygen \rightarrow Aluminum Oxide (Al_2O_3) [18:38]. Sodium + Oxygen \rightarrow Sodium Oxide (Na_2O) [23:19]. Iron Oxide + Aluminum \rightarrow Aluminum Oxide + Iron [25:30].