In the formation of a compound of sodium chloride,
A. a sodium atom donates an electron to a chlorine atom.
B. a chlorine atom donates an electron to a sodium atom.
C. a chloride ion donates two protons to a sodium ion.
D. the sodium and chlorine atoms share a pair of electrons equally.
E. a sodium ion donates two electrons to a chlorine atom.
Answer: A
You might also like to view...
The horny growths on the medial surfaces of the equine leg, either above the knee in the front limbs or toward the caudal areas of the hocks in the rear limbs, are known as ________________________________________
Fill in the blank(s) with correct word
Answer the following statements true (T) or false (F)
1. The compound sodium chloride is an electrolyte. 2. When electrolytes are dissolved in water they produce ions. 3. Potassium, calcium, and magnesium are examples of positive ions found in the body. 4. Chloride, bicarbonate, and phosphate are examples of negative ions found in the body. 5. The electrolyte iron is important in the production of thyroid hormones.
Where are the renal corpuscles found in the kidney?
A) Renal cortex B) Renal pyramid C) Renal papilla D) Renal medulla
Which of the following statements concerning the uterine tube is true?
A. The outer layer of the tube is formed by the ampulla. B. The oocyte is moved along the tube by peristaltic contractions of the muscular layer. C. The opening of the uterine tube is the mesosalpinx. D. The portion of the uterine tube closest to the uterus is the infundibulum. E. Fimbria are associated with the lining of the tube.