<span>Valence is defined as number of electrons that are present in the outermost orbital. Oxygen is in the 16th column of the periodic table and the total number of valance electrons is determined by units place digit of the column position which is 6 for oxygen. The outermost orbital is the high energy level and there are two in that orbit. So the valance is +2.</span>
<span>The answer is general senses. These are the senses which
are professed by reason of the receptors distributed all over the body such as temperature,
touch, and starvation, instead of knotted to a particular structure, like the
special senses - sight or hearing.</span>
Answer:
false
Explanation:
The scientific name of a species tells you the genus and the species name of an organism.
I think it enclosed specific structures it also protects the cell.