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प्रश्न
Give scientific reason.
Atomic mass number is a whole number.
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उत्तर
Atomic mass number is a whole number because it is the sum of numbers of protons and numbers of neutrons present in an atom. Which is present in the form of integers.
संबंधित प्रश्न
Which one of the following is a correct electronic configuration of sodium?
What is the maximum number of electrons which can be accommodated in the L shell of an atom?
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 ?
Draw a neat labelled diagram.
Diagramatic sketch of electronic configuration of Argon (Atomic number 18)
The atom of aluminium is represented by 27Al13. Write down the number of protons in the different orbits or shells in one atom of aluminium.
Select the correct answer from the answer in the bracket to complete the sentence.
The maximum number of electrons in M-shell is _______.
Write down the electron distribution of chlorine atom. How many electrons are there in the L shell? (Atomic number of chlorine is 17).
Explain the electronic configuration of atoms with an illustration.
