What is the meaning of Alphabet of Lines? The suffix ar also has Old French and Anglo-French roots, and it replaced the Middle English suffix er.. The suffix ar is also commonly used to form certain nouns, such as burglar, cellar, liar, scholar, mortar, poplar and vinegar. If a root word ends with r, then the suffix al is often used.
What is the difference between compounds and molecules? A compound is two or more elements chemically combined either by ionic bonding or covalent while A molecule is two or more atoms bonded to one another by covalent bonding, the â¦ atoms may be of the same or different elements.
Certain molecules are also compounds. A compound is a group of two or more different atoms chemically bonded together. What makes compounds special is that there are at least two different elements, or types of atoms in the group.All compounds are molecules, but not all molecules are compounds.ompounds Are Different Elements. Molecules are groups of two or more atoms, but there is a special sub-group of molecules, too. These are compounds, and a compound is a group of two or more different atoms chemically bonded together. The key here is that compounds are made of at least two different elements.