1.

Ratio between potential energy, kinetic energy and total energy of electron in hydrogen atom are

Answer»

`(KE)/( PE ) = - ( 1)/( 2)`
`( E )/( PE ) = ( 1)/( 2)`
`( KE )/( E ) = - ( 1)/( 2)`
`( E )/( PE + KE ) = - 1 `

Answer :A,B


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