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प्रश्न
Define: Proton
What is a proton?
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उत्तर
Proton is a subatomic particle found in the nucleus of atom having unit positive charge, mass = 1 hydrogen atom.
Found in the nucleus of atom and number of protons in an atom = number of electrons.
संबंधित प्रश्न
Which subatomic particle was discovered by : Goldstein ?
How does a proton differ from an electron?
(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 :
What is the nature of the charge on Anode rays?
Complete the table given below
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No. of protons |
No. of electrons |
No. of Neutrons |
Atomic Number |
Mass number |
| `""_17^35"CI"` |
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| `""_17^37"CI"` |
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Explain the following:
Mass of an atom is concentrated inside the nucleus of the atom.
Explain in brief the experimental proof which led to the discovery of –
Protons
Represent a proton ‘p’ in term of its symbol showing the subscript and superscript value.
Name or state the following.
Two elements having the same number of protons and electrons but a different number of neutrons.
