SSLC 2026)
1. "No-Fail" Chemistry Formulas
a. Combination: CaO + H2O ----> Ca(OH)2 (Quicklime to Slaked
Lime)
b. Decomposition: 2FeSO4 (heat)----> Fe2O3 + SO2 + SO3 (You
should look for the rotten egg smell!!)
c. Displacement: Fe + CuSO4 ----> FeSO4 + Cu (Blue solution
turns Green)
2. Acids, Bases & Salts (The 1 mark shots)
a. Baking Soda: NaHCO3 (used in fire extinguishers & soda-acid)
b. Washing soda: Na2CO3 . 10H2O (Used to remove permanent
hardness of water)
c. plaster of paris: CaSO4 . 1/2 H2O (stored in moisture-proof
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