The table below gives information about the atomic structure of some elements. Elements Protons Electron Arrangement Group in periodic table Metal and Non- metal A 6 .................. 1...
a.
| Elements | Protons | Electron Arrangement | Group in periodic table | Metal and Non- metal |
| A | 6 | 2,4 | 14 | Nonmetal |
| B | 19 | 2,8,8,1 | 1 | metal |
| C | 10 | 2,8 | 18 | Nonmetal |
| D | 9 | 2,7 | 17 | Nonmetal |
b. Ans: Element B (Potassium) will react with the element D (fluorine) to form an ionic compound i.e. Potassium fluoride.
c. Ans: Elements that exist in monoatomic molecules are elements A (carbon), element B (potassium) and element C (Neon). All the elements from above table exists in a monoatomic...
