Chemical Bonds
The subatomic particle shared or exchanged in a bond.
What is an electron?
Group 1 elements are called this.
These were referred to as atomos.
What are atoms?
Solid to liquid.
What is melting?
These are horizontal rows on the periodic table.
What are periods?
An ionic bond forms between a metal and this.
What is a non-metal?
The d-block is made of these.
What are transition metals?
He used the cathode ray tube to discover the electron.
Who is Thomson?
What is vaporization?
Ionic charge on the metal strontium.
What is positive 2?
Metals _______ electrons and non-metals ________ electrons when forming an ionic bond.
What are lose and gain?
The most electronegative element.
What is fluorine?
He used gold foil and alpha particles to discover the positively charged nucleus.
Who is Rutherford?
What is condensation?
Number of bonds in CH4.
What are four?
The elements on the periodic table that do not bond.
What are noble gases?
Location of metalloids.
What is the staircase in the p-block?
He proposed that atoms were indivisible. His model of the atom was the starting point for atomic theory.
Who is Democritus?
Solid to gas.
What is sublimation?
What is N2O5?
Lewis structures help determine how many of these bonds will occur.
What are covalent bonds?
Trends that increase up a group and from left to right across a period.
What are ionization energy, electron affinity, and electronegativity?
Bohr developed this model.
What is the planetary model?
Gas to plasma.
What is ionization?
Number of sig figs in 0.00050200
What is five?