A single-displacement reaction, also known as asingle-replacement reaction, is a type of chemicalreaction<span> where an element reacts with a compound and takes the place of another element in that compound. This type of </span>reaction<span> is typically pictured like this: Here, A replaces B in the compound BC.</span>
I googled it, here it is lol
You need to look at the electronegativity and decide wheter the difference of both of the numbers are significant enough to form a polar bond
-Are the most used in daily life and basic human needs
(such as oxygen,nitrogen,carbon, etc)
Protons= 12, Electrons= 12, neutrons= 12