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प्रश्न
What are the noble gases?
एक पंक्ति में उत्तर
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उत्तर
Noble gases are gases that have their outermost orbit completely filled i.e. have stable electronic configuration.
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Discovery of Charged Particles in Matter - Electrons (e)
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संबंधित प्रश्न
An electron carries a ________ charge.
Give the symbol and charge of each particle.
Write down the electronic configuration of the following:
(a) `""_13^27"Y"`
(b) `""_17^35"Y"`
Choose the correct option
The number of valence electrons in O2- is :
Explain the following:
Atoms combine by transfer and sharing of an electron(s).
Choose the correct answer from A, B, C and D:
When a metal atom becomes an ion:
Give a simple diagram to show the arrangement of the electrons in an atom of sulphur.
_______ is a negatively charged particle.
Anode rays travel in straight lines.
Select the INCORRECT statement.
