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प्रश्न
What are the noble gases?
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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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संबंधित प्रश्न
Name the subatomic particle whose relative charge is : –1
All the gases from cathode rays and anode rays when electricity is passed through them :What does the formation of cathode rays tell us about the atoms?
How does an electron differ from a neutron?
The subatomic particle called electron was discovered by :
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Explain the following:
Atoms combine by transfer and sharing 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.
On the basis of Thomson’s model of an atom, explain how the atom is neutral as a whole.
The maximum number of electrons that can be present in the N shell is ______.
Helium has two electrons in the outermost orbit and so it is chemically inert.
