The Periodic Table
What is a group?
A column on the periodic table, a category for elements with the same properties
What is a chemical bond?
The force of attraction that holds atoms together
What's a charge?
an uneven amount of protons and electrons in an atom
What's a period?
How many valence electrons does carbon have?
4
What's an ion?
an atom with a charge
What is a chemical symbol?
the letter symbol for an element
How many valence electrons does sodium have?
1
What's a cation?
an atom that has lost an electron, positive charge
What is the chemical symbol for oxygen?
O
How many valence electrons does an atom need to have a full valence shell?
8
What's an anion?
An atom that has gained an electron, negative charge
How can we predict the properties of an element from the periodic table?
See which group and period it is in, the same properties as the group, and can estimate intensity
Which one is the electron dot diagram for oxygen?
6 valence electrons
How do sodium and chlorine bond?
Na gives Cl an electron so Na+ Cl-