Definitions
A physical substance that takes up space and has mass.
Matter
A(n) ______ bond is a chemical bond between two oppositely charged ions.
Ionic
O has 6 valence electrons. Is this positive or negative?
Negative (-2)
Elements with higher electronegativity are pore positive or negative?
Negative
Adding together the protons and neutrons equals what?
Mass number
An electron on the outermost shell of an atom.
Valence Electron
Who are triple bonds shared between?
Two atoms that need 3 more electrons to be full
What charge does a neutral element have?
No charge, it is neutral
What are the horizontal categories in the periodic table called?
Periods
How do you write the atomic mass of an element?
Element full name - mass number
A _____ is a homogeneous mixture comprised of two or more substances.
Solution
What bond is between an atom attached to a highly electronegative element AND another highly electronegative element?
Hydrogen Bond
What does it mean if an element has a high electronegativity?
It is negative
Where is the atomic number located in the squares on a periodic table?
What is the 11th element on the periodic table?
Sodium; Na
The theory that everything is made up of atoms.
Atomic Theory
What bond type is H2O?
Polar Covalent
Elements on the left side of the periodic table have a _ charge.
Positive
Where are metals found in the periodic table?
To the left
True or False: “Water is called the ‘universal solute’”
FALSE; water is called the “universal SOLVENT”
___ is water loving.
Hydrophilic
What are polyatomic ions? Give at least one example.
Ions that consist of more than one atom. Nitrate, Hydroxide, Sulfate, Phosphate, Ammonium
Hydrogen has 7 electrons and is neutral. What is the charge?
Negative
What is the one exception to the metal section of the periodic table?
Hydrogen
All atoms want to achieve a full outer shell of 8 electrons demonstrates what?
Octet Rule