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प्रश्न
Give the following a suitable word/phrase
Arrangement of electrons in the shells of an atom.
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उत्तर
Electron configuration is the distribution of electrons of an atom in various shells or orbits of the atom (K, L, M, etc.).
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संबंधित प्रश्न
Give the following a suitable word/phrase.
The electrons present in the outermost shell.
Tick the most appropriate answer.
How many times is a proton heavier than an electron?
- 1500
- 1800
- 1840
- none of these
Tick the most appropriate answer
β-particles are actually a stream of
- protons
- electrons
- neutrons
- none of these
WRITE SHORT ANSWER
What is the charge on a neutron ?
ANSWER IN DETAIL
Write a note on valence shell.
Fill in the blank of the following statement :
The electron has _________ charge, the proton has _________ charge, and the neutron has _________ charge.
The particle not present in an ordinary hydrogen atom is :
State its one drawback of Rutherford’s atomic model.
State how electrons are distributed in an atom. Explain in brief the rules which govern their distribution.
Write down the names of the particles represented by the following symbols and explain the meaning of superscript and subscript numbers attached.
`""_1"H"^1`, `""_0"n"^1`,`""_(-1)"e"^0`
