Question

what is the defination of atomicnumber​

Answer 1

Answer:

the number of protons that a chemical element has in its center

किसी रसायनिक तत्व के नाभि (केंद्र) में स्‍थित, घनात्‍मक विद्युत आवेश वाले प्रोटोनों की संख्‍या; परमाणु संख्‍या

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Answer 2

Atomic Number :

• The atomic number is the number of protons in the nucleus of an atom.
• The number of protons define the identity of an element

• (i.e., an element with 6 protons is a carbon atom, no matter how many neutrons may be present)