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(A) Which of the Nuclear Particles is Present in the Same Fixed Number in the Atoms of Any Particular Element? (B) What Do We Call this Number Which is Characteristic of a Particular Element?

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Question

(a) Which of the nuclear particles is present in the same fixed number in the atoms of any particular element?

(b) What do we call this number which is characteristic of a particular element?

Short/Brief Note
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Solution

(a) The number of protons present in the atom of any particular element i.e., the atomic number is fixed.
(b) This number which is the characteristic of a particular element is called its atomic number.

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Chapter 4: Structure of the Atom - Very Short Answer Type Questions [Page 192]

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Lakhmir Singh Chemistry [English] Class 9
Chapter 4 Structure of the Atom
Very Short Answer Type Questions | Q 34 | Page 192

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