Ionic Bonding
What is needed to make an IONIC bond?
Metal AND Non-Metal
What is needed to make a COVALENT bond?
Non-Metals
What do the SINGLE dots in the Lewis dot structure represent?
Valence electrons
What is the Molecular Geometry for CO2
Linear
Name the compound
MgCl2
Magnesium Chloride
What is the actual name of a charged atom?
Ions
What happens to valence electrons when a covalent bond is formed.
Electrons are SHARED between two non-metal atoms.
What is the Central Atom in HCN?
C
Name the molecule.
NH4
Nitrogen Tetrahydride
What is the difference between a cation and an anion?
Cations are positively charged and anions are negatively charged
Covalent bonds make ___________.
Molecules
Draw the Lewis Dot Structure for NH3
..
H-N-H
|
H
What is the Molecular Geometry for NH3?
Trigonal Pyramidal
(VSEPR is Tetrahedral)
What is the formula for Sulfur Hexafloride
SF6
What happens to the valence electrons when an ionic bond is formed?
They are transferred (lost or gained) from a metal to a non-metal.
Draw the Lewis Dot Structure for CO2
: :
:O=C=O:
What is the formula for Iron (lll) Oxide
Fe2O3
What shapes do IONIC bonds make (such as NaCl)
Crystal or Lattice
Draw Lewis Dot for C2H2
How many BONDS(electron pairs) between the two Carbons (C & C)?
H-C=-C-H
3 Bonds or PAIRS
What is the Molecular Geometry for H2CO
Bent
Lead (lV) Sulfate