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Question: select the correct option:-a) As electrons gain energy, they move to...........(lower/higher) level.b) As electrons loose energy,they move to..........(lower/higher) level.​

Answer»

a) As electrons gain ENERGY, they move to HIGHER level.b) As electrons loose energy, they move to lower level.Explanation:When an electron gains energy, it always moves to the higher level. And when an electron loses energy, it always moves to the lower level.Sir JOSEPH John Thomson also known as J. J. Thomson discovered Electron. Sir Joseph John Thomson studied the characteristics and the constituent of cathode rays.The Apparatus used by him is called a discharge tube or a cathode ray tube. The RADIUS of an electron is LESS than .The electrons are the constituent part of all atoms.



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