Chemistry Flashcards
Luster is…
Shiny
Malleability is…
Bendable
On the periodic table vertical columns are called…
Chemical Families
On the periodic table rows are called…
Periods
What equals the protons and increases by 1 through the periodic table?
Atomic number
Alkali metals
Column 1, react with water
Alkali earth metals
Column 2, react less than alkali metals
Noble gases
Column 8 don’t react
Most elements are…
Metals
Describe electrons
Outside nucleus, no mass, charge -1
Describe protons
In nucleus, mass 1, charge +1
Describe neutrons
Inside nucleus, mass 1, no charge
Valence electrons
Outside ring electrons
Isotope
An atom with a different number of neutrons which gives it a different mass.
Ion
An atom with a different number of electrons giving it a charge.