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प्रश्न
Which sub-atomic particle was discovered by Goldstein.
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उत्तर
Goldstein discovered protons.
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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?
All the gases from cathode rays anode rays when electricity is passed through them :
What does the formation of anode rays tell us about the atoms?
Name the sub-atomic particle whose charge is +1.
Complete the table given below by identifying P, Q, R and S.
|
Element |
Symbol |
No. of Protons |
No. of neutrons |
No. of Electrons |
|
Sodium |
`""_11^23"NA"` |
11 |
P |
11 |
|
Chlorine |
`""_17^35"CI"` |
Q |
18 |
17 |
|
Uranium |
R |
92 |
146 |
92 |
|
S |
`""_9^19"F"` |
9 |
10 |
9 |
Explain in brief the experimental proof which led to the discovery of –
Protons
Represent a neutron ‘n’ 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.
Assertion: Proton can be defined as a hydrogen ion (H+).
Reason: These photons are produced when one electron is removed from one hydrogen atom.
The nature of anode rays depends upon ______.
