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प्रश्न
Fill in the blanks of the following statements :
An atom has atomic mass number 23 and atomic number 11. The atom has_________ electrons.
Cathode rays are a beam of fast moving _________
The maximum number of electrons that can be accommodated in L shell are_________
The maximum number of electrons that can go into the M shell is _________
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उत्तर
In general, an atom has an atomic mass number 23 atomic number 11 and 11 electrons.
Cathode rays are a beam of fast moving electrons.
The maximum number of electrons that can be accommodated in the L shell are 8.
The maximum number of electrons that can be accommodated in the M shell is 18.
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संबंधित प्रश्न
If an atom contains one electron and one proton, will it carry as a whole is neutral
Write down the electronic configuration of the following:
(a) `""_13^27"Y"`
(b) `""_17^35"Y"`
Choose the correct option:
The mass number of an atom whose unipositive ion has 10 electrons and 12 neutrons is :
The electronic configuration of nitrogen is (2, 5). How many electrons in the outer shell of a nitrogen atom are not involved in the formation of a nitrogen molecule?
Name or state the following:
A bond formed by transfer of electron(s)
All non–metals will have ______ electrons in the outermost orbit of their atoms.
The maximum number of electrons that can be present in the N shell is ______.
In a television tube, Cathode rays are deflected by magnetic fields.
Assertion: Helium has four electrons in the outermost orbit.
Reason: Neon has eight electrons in the outermost orbit.
Select the INCORRECT statement.
