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Biology 26 Online
OpenStudy (anonymous):

Which of the following compounds is a molecule? a.NaCl b.MgBr2 c.H2 d.AlCl3

OpenStudy (anonymous):

I think this will help- http://education.jlab.org/qa/atoms_and_elements.html

OpenStudy (anonymous):

Then it's H2! :>

OpenStudy (anonymous):

H2 because it consist of only one element.

OpenStudy (anonymous):

false reasoning, pratu. A molecule is an electrically neutral group of two or more atoms held together by covalent chemical bonds. Between the two hydrogen atoms, there is a covalent bond. The others are all salts held together by ionic bonds.

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