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Explore the components of an atom including electrons, neutrons, and protons. Identify radioactive elements and learn about the symbol of zinc in the periodic table. Test your knowledge on ions and atomic structures.
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Q1:The following one about a nucleus of an atom: A – electron B – Neutron C - proton
Q2:One of the following is one of the radioactive elements: A – Magnesium B – uranium C - K
Q4:The symbol of zinc in the periodic table: A- Na B- CO C-Zn
Q5:That one of the following items represent the ion: A- He B-Na+1 C- AL