Name ______Period ______
Study Guide
Chapter 5 & 6
- Find the electron configuration for a stable, non-reactive molecule.
- **When elements gain or lose electrons,
they have the same number as the closest noble gas!! - Main group elements want a full shell with how many electrons?
- Main groups #5, 6, 7 gain electrons to have how many maximum electrons?
- All elements below the ladder are metals or nonmetals?
- All elements above the ladder are metals or nonmetals?
- **Metals always form cations!!
- What is a cation?
- What is a anion?
- Octet group is part of which main group?
- The octet is formed from which electron orbitals? S,p,d,f??
- Atom and its ion have the same what?
- Lattice energy?
- When a salt is formed, is energy released or absorbed?
- Ionic compound
- Covalent/molecular compound
- Compare the bond strength of ionic and molecular compounds.
- Compare the melting point trends between ionic and molecular compounds.
- Define elctroneutral
- What is the charges on these ions, indium(II) ion and indium(III) ion?
- What are the ionic charges on Cu(II)Cl2?
- What are the ionic charges on CaCl2?
- What does the chemical formula of an ionic compound represent?
- What does this polyatomic ion represent HCO3–
- **The Cation charge(+) and Anion charge (-)have to equal zero,
to form a stable molecule!! - Name the compound Ni(ClO3)2.
- Describe Covalent bond electrons, orbitals and their location.
- Describe an ionic bond.
- Describe a nonpolar covalent bond.
- Describe a polar covalent bond.
- What is the connection between bond length and bond energy?
- How do you name an ionic compound?
- How do you write an ionic formula?
- What are the names of 4 polyatomic ions?
- How do you name compounds with polyatomic ions?
- In a covalent bond, is energy absorbed or released?
- **Electronegativity difference between two atoms,
Determines the bond type! - An electronegative difference of 0.5 and below, forms what type of bond?
- An electronegative difference between 0.5 – 2.1, forms what type of bond?
- An electronegative difference of 2.1 and above, forms what type of bond?
- Define a dipole molecule.
- What does this formula symbolize H+Br
- Which bond type has the weakest bond strength and therefore a lower boiling point,
A Covalent and Ionic bond? - **Be able to draw Lewis structures for the first 18 elements.
- Draw the Lewis structures for, F2 molecule, polyatomic ion ClO3-.
- What is a double bond? How many electrons are needed for a double bond?
- What is a triple bond? How many electrons are needed?
- Draw the Lewis structure for the molecule C2H2.
- Define resonance structure? Draw a resonance structure?
- How do you name covalent compounds (2 nonmetals)?