Question

what is an atomic number? state its characteristics. ​

Answer 1

Answer:

The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus. In an uncharged atom, the atomic number is also equal to the number of electrons. The sum of the atomic number Z and the number of neutrons N gives the mass number A of an atom.

FOLW ME

✌XxItZBaByGiRLxX✌

Answer 2

Atomic number is the number of protons found in the nucleus of atom of that element.

Explanation:

Atomic number is the number of protons found in the nucleus of atom of that element.

Atomic number is also called proton number

Symbol of atomic number is Z

Atomic number uniquely identifies any chemical element.

Atom has 3 main particle

Proton  + ve                  Mass of Proton   1.67×10⁻²⁷ kg

Neutron - No charge    Mass of Neutron   1.67×10⁻²⁷ kg

electron - ve charge     Mass of electron    9.1×10⁻³¹ kg

The atomic number of an atom identifies the number of protons in the atom.

Learn More:

(c) What is p, e & n and write it's mass.​ - Brainly.in

https://brainly.in/question/25935848

brainly.in/question/25935474