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प्रश्न
The electronic configuration magnesium is 2, 8, 2. From this it is understood that the valence shell of magnesium is ______.
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उत्तर
The electronic configuration magnesium is 2, 8, 2. From this, it is understood that the valence shell of magnesium is M shell.
संबंधित प्रश्न
Summarize the rules for writing of distribution of electrons in various shells for the first eighteen elements.
Na+ has completely filled K and L shells. Explain.
What is the maximum number of electrons which can be accommodated in the :
(a) innermost shell of an atom?
(b) outermost shell of an atom?
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?
The correct electronic configuration of a chloride ion is :
Give scientific reason.
Atoms are stable though negatively charged electron is revolving within it.
What are ‘energy levels’?
The correct electronic configuration of potassium is ______.
The electron distribution in an aluminium atom is
