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what element has 81 protons in the nuclei of its atoms

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Meerkat18idn
The question is asking to state what element has 81 protons in the nuclei of its atom, base on my research and further study, I would say that the answer would be Thallium. I hope you are satisfied with my answer and feel free to ask for more if you have questions 

Answer;

Thallium


Thallium has 81 protons in the nuclei of its atom.


Explanation;

-An atom is the smallest particle of an element that can take part in a chemical reaction .

-It contains the nucleus and the energy levels.

-The energy levels or the shells contains electrons which are negatively charged, while the nucleus holds the protons and the neutrons.

-The protons are positively charged and gives the nucleus its positive charge.

-Thallium metal is a soft silver metal that is very toxic, its can be found in small amounts in the Earth, and is often present with manganese nodules on the ocean floor.

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