Atomic History
What was the model called for Democritus ?
Atamos
Which way is Ionization Energy increasing?
To the Right and Up
Describe what Oxidation is?
When an atom loses electrons.
Describe a covalent bond?
A chemical bond formed when two atoms share one or more pairs of valence electrons
Is this single displacement or double displacement?
AB+C -->AC+B
Single Displacement
What is the three different parts of an atom is?
Neutrons,Protons, and Electrons
Which way is Nuclear Attraction increasing?
To the Right and Up
What is Reduction?
Means to gain electrons
What chemical bond fits this description?
Creates a cation and an anion
Ionic Bonds
What state of matter has the slowest moving particles?
A solid
Democritus proposed that the universe is made up of ______ particles.
Indivisible
what has more Electronegativity?
Francium or Fluorine
Fluorine
The Oxidation number of all atoms in their natural state is........
Describe a dipole-dipole interaction?
It is formed by two or more molecules with opposite poles coming together, type of intermolecular force
Litmus paper can Measure a table.
True or False
False
Atoms of the ____ elements are the ____ and atoms of _____ elements ____ from one another
Same,Same,Different,differ
Radium or Silver
Radium
The total Oxidation state of all ions is equal to the...
ion charge
When does a metallic bond occur?
This occurs when several metal atoms combine.
Ripping a paper in a millions pieces is a chemical or physical change?
Physical change.
Which of the three parts of the atom is the lightest?
Electrons
What is a Cation and what is the result of the charge?
An atom that has lost electrons, resulting in a positive electric charge.
Hydrogen is __ in most compounds but __ when bonded metals
+1,-1
What is a Polar Covalent Bond?
Occurs when the shared electrons are not equally shared.
What is a triple bond?
occurs when two atoms share three pairs electrons with each other.