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

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

Given the DNA strand GAATTCCTCGAG, what would be the complimentary strand to make the double stranded DNA? How do you get the answer?

how can I use distribution property to multiply a 2 digit number by a 1 digit number?

The direct influence of the enlightenment in America was

Select the statement that most accurately describes the Neolithic agricultural revolution. A. Nomadic tribes sought to trap animals for food and clothing. B. H

while talking on the telephone, the dog spilled his water dish Jargon, Slang, Standard, Ungrammatical, or Dialect ?

How did warming climate 12,000 to 10,000 years ago impact the paleo Indians living in the Americas at the time?

Santiago is the name of a. chile’s capital. b. a chilean saint. c. a national park.

convert 1,920,000,000 minutes into hours

What is the best answer for this? (3966x3999)+37 Its my extra point question! (Has to be rounded (all numbers)

Estimating Quotients: Directions: Find the two numbers the quotient is between. Then estimate the quotient. 93 divided by 7 The quotient is between ______ an