Dyke517 Dyke517
  • 03-06-2015
  • Chemistry
contestada

What is the total number of electrons in a
Mg2+ ion?(1) 10 (3) 14
(2) 12 (4) 24

Respuesta :

lulu1991
lulu1991 lulu1991
  • 03-06-2015
The answer is (1) 10. The protons of Mg atom is 12. So the Mg atom has 12 electrons. The Mg2+ ion has lost two electrons so it has two positive charge. Then the answer is 10 electrons.
Answer Link

Otras preguntas

Explain why was the battle of Britain was the most significant? Maximum 200 words.
FIND THE EXACT AREA OF THE SHADED PLEASE HELP ILL GIVE BRAINLIESTTTT
Write the system of equations, then solve. SHOW ALL WORK!! please HELP! QUICK
What is underemployed?​
HURRY Look at this diagram of sulfur. What is the most likely thing that will happen to complete the outer shell? options: donate 2 electrons donate 6 electron
to which side did the states in the far west belong?
4. Who could be citizens of ancient Greek city-states?
The price of aero show tickets increased by 15%. If the price of one ticket was ₹575, what was its price earlier?
ANOTHER BIG QUESTION, 100 POINTSWrite reciprocals, opposites, the same, or negative reciprocals in each blank.The slopes of parallel lines are _.The slopes of p
4. What can you infer about the age of rocks as compared to humans? A. Rocks have been around much longer than humans have. B. Like humans, rocks are just a tin