46.
On the periodic table above, draw in the “staircase” that separates the metals from the non-metals.
47. If an atom gains an electron, why does it become negative? Explain fully, using an example.
48. What does the 2+ in Mg2+ represent?
49. Construct a diagram illustrating the formation of magnesium chloride from magnesium and chlorine.
Use complete Bohr diagrams.
50. Distinguish between elements and compounds.
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