which statement correctly explains how magnesium and chlorine combine to form magnesium chloride? a. a cl…

which statement correctly explains how magnesium and chlorine combine to form magnesium chloride? a. a cl atom donates two electrons to a mg atom b. an mg atom donates two electrons to a cl atom c. a cl atom donates one electron to each of the two mg atoms d. an mg atom donates one electron to each of the two cl atoms

which statement correctly explains how magnesium and chlorine combine to form magnesium chloride? a. a cl atom donates two electrons to a mg atom b. an mg atom donates two electrons to a cl atom c. a cl atom donates one electron to each of the two mg atoms d. an mg atom donates one electron to each of the two cl atoms

Answer

Brief Explanations:

Magnesium (Mg) has a +2 valence as it is in Group 2 of the periodic table and chlorine (Cl) has a -1 valence as it is in Group 17. To form magnesium chloride (MgCl₂), an Mg atom donates its two valence - electrons, with each Cl atom accepting one electron.

Answer:

D. An Mg atom donates one electron to each of the two Cl atoms