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प्रश्न
For an atom ‘X’, K, L and M shells are completely filled. How many electrons will be present in it?
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उत्तर
K – 2, L – 8, M – 18, 28 electrons – Nickel
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संबंधित प्रश्न
What is the maximum number of electrons that can go into the N shell of an atom?
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?
Which shell of an atom can accommodate a maximum of :
(a) 8 electrons ?
(b) 32 electrons ?
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 represents the correct electron distribution in magnesium ion?
What are ‘energy levels’?
Give a reason for the following:
Helium is chemical extremely unreactive.
The electron distribution in an aluminium atom is
Atomic numbers of A and B are 18 and 19 respectively. What is the electronic configuration of A and B?
