Considering the element with atomic number 4 and atomic number 9 on the periodic table. Give the reason(s)/cause(s) for these elements to be different in 1) reactivity, 2) forming ions, and charges of these ions

What happens to the atomic radius when an elctron is lost

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

Fossil fuels are organic compounds that are made from