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प्रश्न
Name the gas which produces anode rays consisting of protons in the discharge tube experiment.
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उत्तर
Hydrogen gas produces anode rays consisting of protons in the discharge-tube experiment.
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संबंधित प्रश्न
(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?
Why are anode rays also called as 'canal rays'?
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 |
What is the significance of the number of protons found in the atoms of different elements?
Explain the following:
Mass of an atom is concentrated inside the nucleus of the atom.
Define: Proton
Represent an electron ‘e’ in term of its symbol showing the subscript and superscript value.
Represent a neutron ‘n’ in term of its symbol showing the subscript and superscript value.
Is it possible for the atom of an element to have one electron, one proton and no neutron. If so, name the element.
A proton can be defined as a ______.
