<span>ionic compounds usually involve a metal and a non metal, and non ionic (or covalent) bonds are usually between 2 non metals
a) Fe3P2 Iron is a metal, Phosphorus is a non metal so it is likely to be non ionic
p.s metals are on the left of the periodic table and non metals on the right</span>
Answer: Physical change doesn't form a new substance and chemical change does
Answer:
In general, a scientific law is the description of an observed phenomenon. It doesn't explain why the phenomenon exists or what causes it. The explanation of a phenomenon is called a scientific theory. It is a misconception that theories turn into laws with enough research.
Answer:
Explanation:
The doctor turned red at her acidic tone and glanced at his chart. Acidic peroxides combine with basic oxides to form "per" salts, and by loss of oxygen yield the acidic oxide typical of the element. It has also feebly acidic properties, forming ferrites with strong bases.