What element has the same physical and chemical properties as Magnesium (Mg)?

beryllium

Explanation:

Mg is the metal directly below Be and Al is diagonally below and to the right of Be

pure water does not conduct electricity very well. however, when certain substances are dissolved in water, the solution does conduct electricity. you can make a simple device that shows how well a solution conducts electricity. this device uses a flashlight bulb to indicate how well the solution conducts electricity. the better the solution conducts electricity, the brighter the bulb will glow.

explanation:

i think   the answer is c hope i'm right