Assignment:
Q1. Use the periodic table to write the balanced chemical equation for the reactions of elemental calcium atoms and diatomic elemental nitrogen atoms.
Q2. An ion has 12 protons, 13 neutrons, and 10 electrons. What is its charge? Consult the periodic table and write the symbol of the ion.
Q3. The diameter of an atom is approximately 10210 m. The diameter of an atomic nucleus is about 10215 m. What is the ratio of the atomic diameter to the nuclear diameter?
Provide complete and step by step solution for the question and show calculations and use formulas.