The periodic table is organized into columns (up and down) which share similar properties..periodicity.
If you look at the periodic table, you'll see that bromine and iodine appear in the same periodic column...they share similar chemical properties. Therefore, the answer is D.
Answer:
maybe they are the same who knows
Explanation:
Answer:
The atomic number of phosphorus is 15. It has zero charge because it has 15 electrons.
Diseases that were common in swampy and marshy area, including Dengue and Malaria were especially common. The environment of the area tends to attract a lot of mosquitoes which are known to be vectors of such dangerous diseases.
Nutrients the process is called photosynthesis
