Flashcards in C2 Part 1 Deck (11)
what is the mass number on an element?
the mass number also called atomic mass number, is the total number of protons and neutrons (together known as nucleons) in an atomic nucleu
what is the atomic number?
the number of protons in the nucleus of an atom, which is characteristic of a chemical element and determines its place in the periodic table
what is a compound?
two+ elements joined together
what is covalent bonding?
where two elements join together, a pair of shared electrons
what are the first 5 alkanes?
what does a displayed formula show?
the types of bonds in a simple form
give two examples of elements with a giant covalent structure:
diamond and silicone
what is the displayed formula of
what is a delocalised electron?
when the electron has space to move about
why can't electrons move from one particle top the other?
because simple molecular don't conduct electricity