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प्रश्न
All the gases from cathode rays and anode rays when electricity is passed through them :What does the formation of cathode rays tell us about the atoms?
उत्तर
A cathode ray is a stream of high velocity electrons that are produced in a vacuum tube between a negatively charged cathode and a positively charged anode. Formation of cathode rays tells about the presence of electrons in all the atoms.
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संबंधित प्रश्न
What is an electron? State its relative mass and charge.
Give the symbol and charge of each particle.
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If electrons are getting added to en element Y; then
What charge will Y migrate to during the process of electrolysis?
Choose the correct answer from A, B, C and D:
When a metal atom becomes an ion:
The electronic configuration of nitrogen is (2, 5). How many electrons in the outer shell of a nitrogen atom are not involved in the formation of a nitrogen molecule?
Which of the following statement is always correct?
Atoms of all metals will have ______ electrons in their outermost orbit.
All non–metals will have ______ electrons in the outermost orbit of their atoms.
An atom has a number of orbits and each orbit has protons.
