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Structure of the Atom — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
Question
All the gases form cathode rays and anode rays when electricity is passed through them:
What does the formation of cathode rays tell us about the atoms?
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Answer

Formation of cathode rays tells about the presence of negatively charged electrons in all the atoms.

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