Advertisements
Advertisements
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?
Advertisements
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.
APPEARS IN
संबंधित प्रश्न
What is an electron? State its relative mass and charge.
Which sub-atomic particle was discovered by Chadwick.
Write down the electronic configuration of the following:
(a) `""_13^27"Y"`
(b) `""_17^35"Y"`
What are valence electrons?
The electronic configuration of fluoride ion is the same as that of the neon atom. What is the difference between the two?
Choose the correct option:
The mass number of an atom whose unipositive ion has 10 electrons and 12 neutrons is :
If electrons are getting added to en element Y; then
Is Y getting oxidized or reduced?
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?
What is the term defined below?
A bond formed by a shared pair of electrons, each bonding atom contributing one electron to the pair.
_______ is a negatively charged particle.
