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प्रश्न
What is the significance of the number of protons found in the atoms of different elements?
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उत्तर
The number of protons in the nucleus of an atom determines the element type of the atom.
Elements are arranged on the bases of number of protons in their respective atoms.
संबंधित प्रश्न
What is the positive charge on the nucleus of an atom due to?
Fill in the blank of the following statement :
The anode rays obtained from hydrogen gas consist of particles called ________
Name the gas which produces anode rays consisting of protons in the discharge tube experiment.
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 |
Complete the table given below
|
|
No. of protons |
No. of electrons |
No. of Neutrons |
Atomic Number |
Mass number |
| `""_17^35"CI"` |
|
|
|
|
|
| `""_17^37"CI"` |
|
|
|
|
|
Explain the following:
Mass of an atom is concentrated inside the nucleus of the atom.
Define: Electron
Define: Neutron
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.
