Range Hoods Accessories. Return to products. The Perfect Ventilation. The leader in home ventilation, BROAN offers the broadest line of kitchen ventilation products in North America, providing choices, style, value and a name you can trust including ENERGY STARÂ® qualified ducted range hood models in several of the most popular styles.
An element is a substance consisting of atoms which all have the same number of protons-i.e. the same atomic number. Elements are chemically the simplest substances and hence cannot be broken down using chemical methods. Elements can only be changed into other elements using nuclear methods. Although an element's atoms must all have the same number of protons, they can have different numbers of neutrons and hence different masses.
Answer: A chemical element, or an element, is a material which cannot be broken down or changed into another substance using chemical means.Elements may be thought of as the basic chemical building blocks of matter.Depending on how much evidence you require to prove a new element has been created, there are 117 or 118 known elements.lements may be thought of as the basic chemical building blocks of matter. Depending on how much evidence you require to prove a new element has been created, there are 117 or 118 known elements.