Definitions
What are the 4 states of Matter?
Solid, liquid, gas, plasma
What kind of molecule is water?
A polar covalent molecule
Is Nitrogen more electronegative than Magnesium?
Yes
What types of Ions do ionic bonds attract?
positive and negative
How many electrons can fit in the first shell?
2
What are the two names for the vertical columns on the periodic table?
Family/Groups
What type of solvent is water?
Universal
Where on the periodic table is more elctronegative?
Up and to the right
If there are 2 identical non-metal elements, what type of bond is it?
Nonpolar covalent
Where is the atomic weight found?
What is an element?
A substance that cannot be broken down into a simpler substance by normal chemical means.
A High heat of vaporization: it takes a lot of ___ to raise the temp enough to cause ______
energy, vaporization
Partially positive
A polar covalent bond is when electrons are shared _____ in a covalent bond
Unequally
Where is the coefficient found?
The left of the chemical symbol or formula
definition of solvent vs. definition of solute?
Solute = substance that is being dissolved
Solvent = dissolving agent
Hydrophilic vs. Hydrophobic
Hydrophilic is water-loving
What is the subatomic particles that is involved in electronegativity?
Electrons
What is a double bond?
when two electron pairs are shared between two atoms
Cation vs. Anion
Cation means lost electrons
Anion means gained electrons
Definition of A High Specific Heat Capacity
It takes a lot of energy to raise the temp of 1g of water by one degree Celsius
List all the properties of water.
Polar Molecule
Cohesion
Adhesion
Excellent Solvent
High Heat Capacity
High heat of vaporization
Water is less dense as a solid than as a liquid
What are the 4 most electronegative elements?
F, Cl, O, N
What is the bond that holds water molecules together and is relatively weak?
Hydrogen Bonds
What is formed when 2 atoms of the same element have a different number of neutrons?
isotopes