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Grade: 11
        
Are gases like halogens,means highly electronegative gases used in cathode ray tube experiment to observe cathode rays ? As that gas is electoneegative takes electron from cathode and starts  moving .
one year ago

Answers : (1)

Vikas TU
6887 Points
							
No,
Cathode rays are the beam of fast electrons which are emitted by the cathode in a vacuumn tube.
And in this way the elctrons were discovered by JJ Thomspon.
The gas was residual U can assume  natural air (O2) that was fully ioniszed b/w the cathide and anode.
one year ago
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