You are Rajagopal the Physcical Education Teacher of St. Thomas Higher Secondary School Trivandrum.You need a few sports items for your school and you have been asked by the school authorities to place an order to M/s Azad Sports Kazhakkootam Trivndrum Invent a few items and place the order.
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●Atomic Radius - distance between the centre of the nucleus and the outermost shell.
●Ionisation Potential - amount of energy required to remove an electron from the outermost shell of an isolated atom.
●Electron Affinity - the amount of energy released when an atom in the gaseous state accepts an electron to form an anion.
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