The magnesium atom has 2 electrons in its outer energy level and is willing to donate both of them. The sodium atom has 7 electrons in its outer energy level and will accept 1 electron. The chemical formula for the compound formed by magnesium and sodium would be

a. Mg2Na
b. MgNa2
c. Mg2S
d. MgS2


b. MgNa2

Anatomy & Physiology

You might also like to view...

The sense of balance occurs in the:

a. ossicles b. semicircular canals c. vestibule d. both B and C above

Anatomy & Physiology

The proximal epiphysis is represented by ________

Anatomy & Physiology

Which of the following is a descending pathway in the spinal cord?

A. fasciculus gracilis B. corticospinal tract C. spinothalamic tract D. spinoreticular tract E. trigeminothalamic tract

Anatomy & Physiology

Which of the following factors does not influence heart rate?

A) skin color B) age C) gender D) body temperature

Anatomy & Physiology