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प्रश्न
Goldstein's experiments which involved passing high voltage electricity through gases at very low pressure resulted in the discovery of :
विकल्प
electron
proton
nucleus
neutron
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उत्तर
protons
Goldstein’s experiment, which involved passing high-voltage electricity through gases at very low pressure, resulted in the discovery of protons.
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संबंधित प्रश्न
What is the nature of the charge on Anode rays?
Why are anode rays also called as 'canal rays'?
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`
What is the significance of the number of protons found in the atoms of different elements?
Complete the table given below
|
|
No. of protons |
No. of electrons |
No. of Neutrons |
Atomic Number |
Mass number |
| `""_17^35"CI"` |
|
|
|
|
|
| `""_17^37"CI"` |
|
|
|
|
|
Define: Electron
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.
Is it possible for the atom of an element to have one electron, one proton and no neutron. If so, name the element.
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 |
