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प्रश्न
Write down the names of the particles represented by the following symbols and explain the meaning of superscript and subscript numbers attached `""_1"p"^1, ""_0"n"^1,""_-1"e"^0`
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उत्तर
p = proton
n = neutron
e = electron
Superscript number : These superscript number show their mass number
Subscript number : These numbers show their atomic number
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संबंधित प्रश्न
Name the positively charged particle present in the atoms of all the elements.
What is the positive charge on the nucleus of an atom due to?
Which subatomic particle was discovered by : Goldstein ?
(a) What are cathode rays? What is the nature of charge on cathode rays?
(b) Explain how, cathode rays are formed from the gas taken in the discharge tube.
(c) What conclusion is obtained from the fact that all the gases from cathode rays?
Goldstein's experiments which involved passing high voltage electricity through gases at very low pressure resulted in the discovery of :
Define: Neutron
Represent an electron ‘e’ in term of its symbol showing the subscript and superscript value.
Complete the Table on the basis of information available in the symbols given below
- `""_17^35"Cl"`
- `""_6^12"C"`
- `""_35^81"Br"`
| Element | np | nn |
A proton can be defined as a ______.
Assertion: Proton can be defined as a hydrogen ion (H+).
Reason: These photons are produced when one electron is removed from one hydrogen atom.
