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linked bond types
A '''molecule''' is a group of two or more atoms linked together to form one unit. They are linked together by chemical bonds. The four types of chemical bonds are covalent, ionic, hydrogen or van der Waals'.
A '''molecule''' is a group of two or more atoms linked together to form one unit. They are linked together by chemical bonds. The four types of chemical bonds are [[Covalent Bond|covalent]], [[ionic bond|ionic]], [[hydrogen bond|hydrogen]] or [[van der Waals' bond|van der Waals]]'.
A molecule can consist of a single element only, or more than one.
A molecule can consist of a single element only, or more than one.