Galena is a mixture, not a compound and so it does not have a chemical formula. It is a mixture of sulphides of lead, silver, arsenic, antimony and copper. It is mainly PbS.
Galena is composed of lead and sulfur.
Nitrogen is represented as N in chemical form.
When the musicians meet and decide to form a band called the "Chemical Band".
Yes, it takes energy to form chemical bonds.
It is a chemical property. When a substance reacts with a base to form water, it undergoes a chemical change, illustrating its chemical reactivity.
Atoms form chemical bond. It is done by exchange of electrons.
Noble gases do not usually form chemical bonds.
Chemical weathering can form a cavern by infiltrating pore spaces in limestone.
Heat or pressure can change its form but not chemical identity.
One form of energy that comes from chemical bonds is chemical energy. This energy is stored in the bonds of molecules and is released when these bonds are broken during a chemical reaction. It is a common form of energy found in fuels like gasoline, food, and batteries.
It is a chemical property of sulfur because it involves a reaction with another substance to form a new compound. Chemical properties describe how a substance can undergo chemical changes to form new substances.
Chemical Equation