the answer is D. A magnesium atom donates two electrons to the fluorine atoms → Each fluorine atom accepts one of the electrons → The magnesium atom becomes a +2 ion → Each fluorine atom becomes a -1 ion
because magnesium only has 2 valence electrons, and it would be easier to lose electrons rather gain.
i just took the test, its right.
Answer:se obesrva ca indicele de refractie NU are unitate de masura, este adimensional. Se exprima print-un raport, de exemplu 4/3, 1,5 etc.
Explanation:
Answer:
proton and neutrons
Explanation:
electron has negligible mass
The answer is The Heliocentric Theory was a theory that the planets revolved around the sun
Answer: Proposed that the sun was the center of the solar system.
