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Questions
What is the difference between the molecule of an element and the molecule of a compound? Give one example of each.
What is the difference between the molecules of elements and compounds?
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Solution
| Molecule of an element | Molecule of a compound | |
| 1. | It consists of two or more atoms of the same element chemically bonded together. | It consists of two or more atoms of different elements chemically bonded together. |
| 2. | Example: Bromine exists in nature as a diatomic element (Br2), wherein two bromine atoms are covalently bonded to give a molecule of bromine. | Example: A molecule of nitric acid, HNO3, comprises one atom of hydrogen, one atom of nitrogen and three atoms of oxygen chemically bonded together. |
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