WebSep 28, 1998 · The force that holds the electrons and protons together is the electromagnetic force. The number N tells you what element you have: for hydrogen N … WebCHEMISTRY REVIEW . General Chemistry. Elements are the simplest form of matter; cannot be broken down further by either physical or chemical means.. Compounds are made up of two or more elements combined in definite quantities and in definite proportions by chemical bonds.. Substances are pure forms of matter that cannot be separated or …

How Are Elements Broken Down into Protons, Electrons and …

WebAnswer (1 of 4): We must use the formal definition of the term “element”. IUPAC defines element as a substance whose atoms all contain the same number of protons. In this case, O, O2 and O3 are all elements. Technically, according to the definition, the mixed isotope H1-H2 molecule (protium bonde... WebPure substances are further classified as elements and compounds. An element is a substance that consists of only one type or kind of atom. An element is a pure substance as it cannot be broken down or transformed into a new substance even by using some physical or chemical means. Elements are mostly metals, non-metals or metalloids. port hiltonbury

Elements, compounds and mixtures - BBC Bitesize

WebAug 30, 2024 · Compounds can be broken down into smaller compounds, or their basic elements, by chemical change. Sometimes this chemical change requires energy in the … Web1- Compouns must contian at least two elements. 2- Elements are pure substances whereas comounds are mixtures. 3-Elements cannot be broken down further by processes such as boiling. 4- compounds my be broken down into simpler substances through chemical processes. 5- A compound is a physical mixture of simpler substances. WebFeb 28, 2024 · These elements are like the pennies we discussed earlier, meaning they cannot be broken down any further. However, heat does not always cause compounds … irlands historia