Molecular Substances
What state of matter can molecular substances be?
What are solids, liquids, or gases?
The bonds that hold metallic atoms together in the solid and liquid phases are actually very _______?
What is strong?
What forces have molecules have attractive forces on them in solid and liquid states
What are dipole-dipole forces?
Lewis dot diagram, also called an electron dot diagram, consists of a chemical symbol surrounded by one to eight dots representing
What are valence electrons?
Chemical bonds are forces that hold what together in a compound.
What are atoms?
The type of bond that occurs when two atoms share a pair of electrons with each other
What are non-polar covalent bonds?
Metallic atoms have few valence electrons and _____ __________ (2 words) energies.
What is low ionization?
What bond has an intermolecular bond between a hydrogen atom and a nitrogen, oxygen, or fluorine atom?
What are hydrogen bonds?
The lewis dot structure provides an easier way to show how electrons are transferred or shared during ________ __________
What is bond formation?
The breaking of a chemical bond is an ________
What is an endothermic process?
A molecule usually has the electron configuration of a what?
What is a noble gas?
Metallic atoms form a what type of structure?
What is a crystalline lattice?
What has no obvious polarity but when at low temperatures and high pressures slight polarity is shown, revealing LDF?
What are London dispersion forces?
When atoms gain or lose electrons they become charged particles called
What are ions?
The greater the energy released during the formation of a bond, the greater its
What is stability?
Molecules associated with covalent bonding tend to have relatively low what?
What are low melting and boiling points?
The term "sea of mobile electrons" comes from what?
What is the freedom and movement of the valence electrons?
Because polar molecules have positive and negative ends, polar are also called _________?
What are dipoles?
While metals lose electrons to form ions, non-metals ______ _______ to form ions.
What is gaining electrons?
What is always released when a bond is formed?
What is energy?
Which type of bonding is found in all molecular substances?
What is covalent bonding?
Which property does a metal with a large number of free-flowing electrons most likely have?
What is good electrical and thermal conductivity?
What intermolecular force is present at HCL?
What are London dispersion forces?
When metals react they do so by __________ their valence electrons.
What is losing?
One reaction has 500 Joules of energy while another reaction has 300+100 Joules of energy, which is more stable?
What is reaction one?