Question 14 Marks
| Column A | Column B |
| 1. A subatomic particle within the nucleus of an atom having no electric charge. | (a)Atom |
| 2. A negatively charged particle in an atom with a negligible mass. | (b) Neutron |
| 3. The central core of an atom. | (c) Electron |
| 4. The smallest particle of an element, which may or may not have independent existence, but always takes part in a chemical reaction. | (d) Nucleus |
Answer
View full question & answer→| Column A | Column B |
| 1. A subatomic particle within the nucleus of an atom having no electric charge. | (a) Electron |
| 2. A negatively charged particle in an atom with a negligible mass. | (b) Neutron |
| 3. The central core of an atom. | (c) Nucleus |
| 4. The smallest particle of an element, which may or may not have independent existence, but always takes part in a chemical reaction. | (d) Atom |