The atomic number of an element represents

  • A
    Number of neutrons in the nucleus
  • B
    Number of protons in the nucleus
  • C
    Atomic weight of element
  • D
    Valency of element

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Similar Questions

An isotone of $_{32}Ge^{76}$ is:
$(i) \, _{32}Ge^{77}$
$(ii) \, _{33}As^{77}$
$(iii) \, _{34}Se^{77}$
$(iv) \, _{34}Se^{78}$

The nucleus of the element having atomic number $25$ and atomic weight $55$ will contain

Nucleons are equal to :

Calculate the number of protons,neutrons and electrons in $_{35}^{80}Br$.

The nitride ion in lithium nitride is composed of:

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