Chapter 4 Flashcards
Element
A substance made up of only one type of atom
Native element
An element that occurs naturally
Compound
Two or more elements that are chemically joined together such as water (H2O)
Atom
The basic building block of an element that cannot be broken down
Periodic Table
A table of all the known elements in order of atomic number
Period
A horizontal row of elements in the periodic table
Group
A vertical column of elements in the periodic table
Atomic number
The number of an element in the periodic table
Atomic mass
The number related to the mass of one atom in an element
Ductile
Able to be stretched out to a thin wire
Malleable
Able to be bent without breaking
Sonorous
To make a sound like a bell when hit
Conductor
A material that allows heat to pass easily
Halogen
A group of non-metal elements
Salt
The type of chemical compound which is the product of a neutralisation reaction