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प्रश्न
The following element is given \[\ce{_18Y}\]. State the electronic configuration and state whether it is a metal, non-metal, or inert gas.
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उत्तर
\[\ce{_18Y}\]: Number of electrons = 18
Electronic arrangement = [2, 8, 8]
∴ Y is an inert gas
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संबंधित प्रश्न
Name the shell of an atom which can accommodate a maximum of :
(a) 2 electrons ?
(b) 18 electrons ?
Write the distribution of electrons in an atom of element whose atomic number is 18. What is special about the outermost electron shell (or valence shell) of the atom of this element?
Which of the following is the correct electronic configuration of sodium?
An element has an atomic number 12. How many electrons will be present in the K, L and M energy shells of its atom?
Draw a neat labelled diagram.
Diagramatic sketch of electronic configurations of magnesium (Atomic number 12)
Define the term of the electron.
What is meant by the term orbits
What are ‘energy levels’?
The correct electronic configuration of potassium is ______.
Total number of electrons that can be accommodated in an orbit is given by __________.
