1st row
What is the name of rows across on the periodic table?
Period
What is an atom?
The smallest particle of matter.
What is the subatomic particle with no charge?
Neutron
What do you call water molecules sticking to each other?
Cohesion
Name one of the three basic reactions of chemical properties
Flammability, Rust, Reactivity
What is the name of the columns of the periodic table?
Group
What is the average mass of all isotopes in an atom?
Atomic Mass
What is He?
Helium
What is an element that has the same number of protons and different number of neutrons?
Isotope
Define a non metal and metal atoms coming together
Ionic bonds
What is Cl-?
Chlorine
What is an atoms ability to pull electrons towards it?
Electronegativity
What is the outer most electron orbit?
Valence shell
What is an electron in the outermost orbit that will bond with other electrons?
Valence Electron
When two non metal atoms attract to each other what is it called?
Covalent Bonds
What is H?
Hydrogen
Which subatomic particle has a positive charge?
Proton
What is a positively charged ion?
Cation
What is the rule stating that all shells beyond the first shell need 8 electrons i the valence shell?
Octet Rule
What is a negatively charged ion?
Anion
What is NaCl?
Sodium Chloride
A weak electrostatic bond
Hydrogen bonds
What is the definition of a decrease in the freezing point of a solvent when a solute is added?
Depression
What is the charge of an ion after is has given or taken an electron?
Oxidation Number
What is the number above an element on the periodic table that lets you know how many protons it has?
ATomic Number