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प्रश्न
What are inert elements?
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उत्तर
The elements have a complete outermost shell, i.e. 2 or 8 electrons. They ordinarily do not enter into any reaction.
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संबंधित प्रश्न
Name the subatomic particle whose relative charge is : –1
If an atom contains one electron and one proton, will it carry as a whole is neutral
Explain the rule according to which electrons are filled in various energy levels.
What are valence electrons?
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).
Name or state the following:
Ion formed by the gain of an electron(s)
An element X has 2 electrons in its M shell, it forms a bond with an element Y which has 7 electrons in its third orbit.
- Write the formula of the compound formed.
- Which nearest inert gas electronic configuration will element X and Y acquire.
- Show by orbital diagram the formation of the compound between X and Y.
Cathode rays are made up of
Assertion: Helium has four electrons in the outermost orbit.
Reason: Neon has eight electrons in the outermost orbit.
